IBA MBA 2009-10

A company plans to develop a prototype weeding that uses cutting blades with and microprocessors that distinguish weeds from crop plants by optical sensors will reduce differences in shades of color. The inventor of the machine claims that it will reduce labor costs virtually eliminating the need for manual weeding. which of the following is consideration in favor of the company's implementing its plan to develop the prototype?

ক) There is a considerable degree of variation in shade of color between weeds of different species. খ) The shade of color of some plants tends to change appreciably over the course of their growing season. গ) when crops are weeded manually; overall size and leaf shape are taken into account in distinguishing crop plants from weeds. ঘ) Selection and genetic manipulation allow plants of virtually any species be economically bred to have a distinctive shade of color without altering their other characteristics.

Progoti Theatre ensemble is considering two male actor Jahangir and Kamal and three female actors Rehana,. Sarah and Tania to be cast in its upcoming mythological stage drama. The drama has exactly eight roles. The roles of king, soldier and barber are to be played by male actors and the roles of queen, housewife and maid servant must be played by a female actor The roles of a singer and a comedian can be played by actors of both genders. While assigning the roles the dircctor of the drama has to consider the following things: Each actor must play at least one role and it is understandable that some of the actors will play more than one role. The pairs of the roles below are the only pairs that do not require the actors playing the roles to be on the stage at the same time: appearances in these roles are spaced far enough apart to allow time for costume changes for actors playing more than one role. The roles of king and soldier The roles of barber and maid servant The roles of barber and singer The roles of queen and housewife The roles of queen and comedian The roles of housewife and comedian Rehana and Sarah cannot play roles that require them to be on stage at the same time. The director can cast Jahangir in any of the roles except;

ক) King খ) Soldier গ) Barber ঘ) Comedian

A product that represents clear technological advance over competing products can a generally command a high price. Because technological advances tend to be quickly surpassed and companies want to make large profits while they still can, many companies charge the greatest price the market will bear when they have such a product. But large profits on the new product will give competitors a strong incentive to quickly match the new product's capabilities. In the argument above, the two portions in boldface play which of the following roles

ক) The first is an assumption that forms the basis for a course of action that the argument criticizes; the second presents the course of action endorsed by the argument. খ) The first is a consideration raised to explain the appeal of a certain strategy, the second is a consideration raised to call into question the wisdom of adopting that strategy. গ) The first is an assumption that has been used to justify a certain strategy; the second is a consideration that is used to cast doubt on that assumption. ঘ) The first is a consideration raised in support of a strategy the argument endorses: the second presents grounds in support of that cons

Which of the following options best fills the gap in the statement below? It follows from the above passage that ----- has a good amount of impact on the decision that are being made by the farmers in the agriculture sector regarding:which crop to cultivate and when.

ক) seasonal impact খ) crop price গ) crop yields// government policy ঘ) irrigation

Teesta River farmers are currently deciding between planting winter wheat this fall or spring wheat next spring. Winter wheat and spring wheat are usually about equally profitable. Because of new government restrictions on the use of Teesta River water for irrigation, per acre yields for winter wheat, though not for spring wheat, would be much lower than average. Therefore, planting spring wheat will be more profitable than planting winter wheat, since------. Which of the following most logically completes the argument above

ক) the smaller-than-average size of a winter wheat harvest this year would not be compensated for by higher winter wheat prices খ) new crops of spring wheat must be planted earlier than the time at which standing crops of winter wheat are ready to be harvested গ) the spring wheat that farmers in the Teesta River region plant is well adapted to the soil of the region ঘ) spring wheat has uses that are different from those of winter wheat

The principal evil in today's society is selfishness. Everywhere we see people, who are concerned only with themselves. Personal advancement is the only motivating force in the world today. This does not mean that individuals are not willing to help one another,on the contrary. But, these only short-term occurrences which ultimately serve our long-term goal of personal gain. Which among the following options would most strongly contradict the author attitude towards society?

ক) The greatest strength of society is altruism. খ) The forces of good will ultimately triumph over evil. গ) our short-term actions may ostensibly contradict our long-term goals. ঘ) We must all learn the art of selfishness.

The Japanese economic model created strong domestic industries through subsidies from its Ministry of Trade and by closing off competitive foreign firms to its domestic market. This strategy promised to help economic growth by incubating domestic industries. New Japanese industries could count on a known local demand and would be protected from competition from abroad by tariffs and other barriers. It also ensured steady profits to local manufacturers as they had enough control over the prices of commodities in absence of foreign competition. The program could reduce the amount of imports and therefore improve the nation's balance of trade. What can we conclude from the above passage?

ক) A protectionist policy will create animosity among other nations. খ) Government policy support greatly helps to create domestic industries. গ) Restricting foreign competition contributes to improvement of quality in the domestic sector. ঘ) Balance of trade means to increase import and reduce export.

The Japanese economic model created strong domestic industries through subsidies from its Ministry of Trade and by closing off competitive foreign firms to its domestic market. This strategy promised to help economic growth by incubating domestic industries. New Japanese industries could count on a known local demand and would be protected from competition from abroad by tariffs and other barriers. It also ensured steady profits to local manufacturers as they had enough control over the prices of commodities in absence of foreign competition. The program could reduce the amount of imports and therefore improve the nation's balance of trade. Which of the following, based on the passage above, could be a weakness in this economic strategy?

ক) A protectionist policy will get Japan involved in warfare. খ) Fast growth of small industries will create a class of millionaires and increase the inequality of income. গ) Import constraints keep domestic prices high and impose a burden on consumers. ঘ) Quotas are more regressive than tariffs.

In a prison house with three prisoners in three separate cells, the guards use colored lights to keep track when prisoners go in and out of their cells. The green light turns on only when both cell A and cell C are occupied. The red light is always on unless either cell A or cell B is un-occupied. Given that the green light is on, we can conclude all of the following EXCEPT-

ক) Cell A cannot be un-occupied খ) The red light must be on গ) Cell C cannot be un-occupied ঘ) We don't have information to determine whether cell B is occupied or not

Progoti Theatre ensemble is considering two male actor Jahangir and Kamal and three female actors Rehana,. Sarah and Tania to be cast in its upcoming mythological stage drama. The drama has exactly eight roles. The roles of king, soldier and barber are to be played by male actors and the roles of queen, housewife and maid servant must be played by a female actor The roles of a singer and a comedian can be played by actors of both genders. While assigning the roles the dircctor of the drama has to consider the following things: Each actor must play at least one role and it is understandable that some of the actors will play more than one role. The pairs of the roles below are the only pairs that do not require the actors playing the roles to be on the stage at the same time: appearances in these roles are spaced far enough apart to allow time for costume changes for actors playing more than one role. The roles of king and soldier The roles of barber and maid servant The roles of barber and singer The roles of queen and housewife The roles of queen and comedian The roles of housewife and comedian Rehana and Sarah cannot play roles that require them to be on stage at the same time. Regardless of other role assignment one actor of the following cannot play more than one role. Who is he/she?

ক) Jahangir খ) Kamal গ) Rehana ঘ) Tania

Progoti Theatre ensemble is considering two male actor Jahangir and Kamal and three female actors Rehana,. Sarah and Tania to be cast in its upcoming mythological stage drama. The drama has exactly eight roles. The roles of king, soldier and barber are to be played by male actors and the roles of queen, housewife and maid servant must be played by a female actor The roles of a singer and a comedian can be played by actors of both genders. While assigning the roles the dircctor of the drama has to consider the following things: Each actor must play at least one role and it is understandable that some of the actors will play more than one role. The pairs of the roles below are the only pairs that do not require the actors playing the roles to be on the stage at the same time: appearances in these roles are spaced far enough apart to allow time for costume changes for actors playing more than one role. The roles of king and soldier The roles of barber and maid servant The roles of barber and singer The roles of queen and housewife The roles of queen and comedian The roles of housewife and comedian Rehana and Sarah cannot play roles that require them to be on stage at the same time. The director has a few options of the assignments of the roles of queen, housewife and maid servant respectively. Which of the following is an acceptable one?

ক) Rehana, Sarah and Tania খ) Rehana, Tania and Rehana গ) Rehana, Rehana and Rehana ঘ) Sarah and Tania and Rehana

Progoti Theatre ensemble is considering two male actor Jahangir and Kamal and three female actors Rehana,. Sarah and Tania to be cast in its upcoming mythological stage drama. The drama has exactly eight roles. The roles of king, soldier and barber are to be played by male actors and the roles of queen, housewife and maid servant must be played by a female actor The roles of a singer and a comedian can be played by actors of both genders. While assigning the roles the dircctor of the drama has to consider the following things: Each actor must play at least one role and it is understandable that some of the actors will play more than one role. The pairs of the roles below are the only pairs that do not require the actors playing the roles to be on the stage at the same time: appearances in these roles are spaced far enough apart to allow time for costume changes for actors playing more than one role. The roles of king and soldier The roles of barber and maid servant The roles of barber and singer The roles of queen and housewife The roles of queen and comedian The roles of housewife and comedian Rehana and Sarah cannot play roles that require them to be on stage at the same time. Which of the following pairs of roles could not be played by the same actor?

ক) The roles of barber and maid servant খ) The roles of king and soldier গ) The roles of barber and singer ঘ) The roles of queen and housewife

A product that represents clear technological advance over competing products can a generally command a high price. Because technological advances tend to be quickly surpassed and companies want to make large profits while they still can, many companies charge the greatest price the market will bear when they have such a product. But large profits on the new product will give competitors a strong incentive to quickly match the new product's capabilities. It follows from the above passage that to maximize overall profit from a new technologically superior product the best strategy would be to--

ক) charge less than the greatest possible price. খ) Charge the highest possible price that the market has to offer. গ) Charge less than the competitors lower quality product. ঘ) Not to develop products which are technologically superior in comparison to the competitors product?

In an athletic practice session the coach has four flags to signal his players. The flags are of colours red, green. blue and yellow. These flags are used to signal the athletes to let them know when they should start a new lap. There are five athletes named Daud, Emran, Firoz, Gofur and Hanif. To signal Daud. all four flags are raised. signal Emran, red and green flags are raised. To signal Firoz, only red flag is raised. To signal "Gofur green, blue and yellow flags are raised. To signal Hanif. blue and yellow flags are raised. If any one of the athletes is signaled then flags in which of the following pairs can not both be off?

ক) red & green খ) green and blue গ) red and blue ঘ) blue and yellow

In an athletic practice session the coach has four flags to signal his players. The flags are of colours red, green. blue and yellow. These flags are used to signal the athletes to let them know when they should start a new lap. There are five athletes named Daud, Emran, Firoz, Gofur and Hanif. To signal Daud. all four flags are raised. signal Emran, red and green flags are raised. To signal Firoz, only red flag is raised. To signal "Gofur green, blue and yellow flags are raised. To signal Hanif. blue and yellow flags are raised. If blue flag is raised and green flag is not raised then which of the following athletes is signaled?

ক) Hanif খ) Emran গ) Firoz ঘ) Gofur

A group of pilgrims, starting from Faridpur and traveling by a bus, had to stop after they covered ½ of the total distance to the destination, Sylhet. They had to stop again after they traveled ¼ of the remaining distance. Then the group covered the remaining 120 kilometers at a stretch. What is the total distance, in kilometer, from Faridpur to sylhet?

ক) 320 খ) 380 গ) 420 ঘ) 280

ব্যাখ্যা (Explanation)

X×3/8 = 120

x = 320 km

The retail price of a pen is 40 taka. As if got discount of 20% over the retail price and he eventually saved taka 240 on his total purchase of the pens. How many pens did he buy?

ক) 20 খ) 24 গ) 12 ঘ) 30

ব্যাখ্যা (Explanation)

40 এর 20%= 8 টাকা

Tk. 8 save in 1 pen

Tk. 240 save in 240/8=30 pen

In a journey from Banani to Motijheel half the people on a bus exit at each stop and no additional passengers board the bus. If on the third stop the next to last person exits the bus, then how many people were on the bus at the time of the start of the Journey?

ক) 20 খ) 16 গ) 8 ঘ) 6

ব্যাখ্যা (Explanation)

তৃতীয় stop এর আগে যাত্রী ছিল-২ জন

২য় stop এর আগে যাত্রী ছিল-৪ জন

১ম stop এর আগে যাত্রী ছিল-৮ জন

A shop in the IDB bhaban quotes the price of a local brand of computer with or without a DVD writer. The computer with the DVD writer costs 29,000 taka. The computer without the DVD writer costs 19,500 taka more than the DVD writer alone. What is the cost of the DVD writer?

ক) taka 4.000 খ) taka 4.500 গ) taka 4,750 ঘ) taka 5.000

ব্যাখ্যা (Explanation)

writer এর দাম x taka হলে

A.C.Q,

29000-x=19500+x

x = 4750

A class of 20 students borrowed library books for their research projects. Some of the students borrowed 3 books each, and the rest borrowed 2 books each. lf a total of 52 books were borrowed, how many of the students borrowed 3 books each?

ক) 8 খ) 9 গ) 10 ঘ) 12

ব্যাখ্যা (Explanation)

3 টি করে বই নেয় x জন

2 টি করে বই নেয়(20-x) জন

A.T.Q,

2(20-x)+3x= 52

x=12

In the figure below, PORS is a square and M and N are midpoints of their respective sides. Each side of the square has a length of 4 inches. What is the area of quadrilateral PMRN? (figure not drawn to scale)

ক) 8 sq in inches খ) 10 sq inches গ) 12 sq inches ঘ) 14 sq inches

ব্যাখ্যা (Explanation)

Pm=Qm=2

Pn=Sn=2

Area of PMRN = Area of PQRS- Area of ∆MQR- Area of ∆NSR

= 4×4 - (1/2 ×2×4 +1/2× 2×4)

=16 - 8 =8

If the value of X and Y in the fraction XZ/Y are both tripled, how does the value of the fraction change?

ক) Increases by half খ) decreases by half গ) triples ঘ) doubles

A set of 6 flower vases of different sizes cost Manik taka Each vase costs 25 taka more than the next one below it in size. What was the cost of the largest vase?

ক) 175 খ) 185 গ) 200 ঘ) 215

ব্যাখ্যা (Explanation)

Let, Cost of first vas x taka

Cost of remaining vas (x+25)+(x+50)+(x+75)+(x+100)+(x+125)

A.T.Q,

x+x+25+x+50+x+75+x+100+x+125 = 825

x = 75

Cost of largest vas = 75+125 = 200

A box contains only marbles. If 1/4 of the marbles were removed, the box would be filled to 1/2 of its capacity. If instead 100 marbles were added, the box would be full. How many marbles are in the box?

ক) 100 খ) 200 গ) 250 ঘ) 300

ব্যাখ্যা (Explanation)

A.T.Q,

x-1/4x = 1/2

x = 2/3

Remaining = (1-2/3) = 1/3

Again,

1/3 part =100

1 part =300

2/3 part = 200

The ratio of income of Kamran and Dolon is 3: The ratio of their expenditures is 4: Find the ratio of their savings if the savings of is one fourth of his income?

ক) 5:4 খ) 19:12 গ) 4:6 ঘ) 12:19

Janata Garments Ltd. (JGL) has specific sales targets for alL its sales managers. One of the managers Mr. Dhiman has a sales target of taka 50 million per quarter. Accounts show that during the first three quarters he has sold taka 10, 15, and 20 million worth of goods respectively. How much in taka should Mr. Dhiman sell during the fourth quarter in order to maintain the average sales target?

ক) 10 million খ) 5 million গ) 250 million ঘ) 155 million

ব্যাখ্যা (Explanation)

৫০×৪ = ২০০ মিলিয়ন

তিন কোয়ার্টারে বিক্রি করে = ৪৫ মিলিয়ন

বাকি= ২০০-৪৫ =১৫৫ মিলিয়ন

A wholesaler bought 2100 MBA admission guide books for taka 20 each. The wholesaler sold 50%of books for taka 35 each and the rest for taka 18 each. What was the wholesaler's average profit per book?

ক) taka 6.5 খ) taka13 গ) taka 7 ঘ) taka 5

ব্যাখ্যা (Explanation)

কিনতে খরচ হয়েছে = ২১০০ ×২ = ৪২০০ টাকা

২১০০ এর ৫০% = ১০৫০ টাকা

বিক্রি করে পেয়েছেন = (১০৫০ ×৩৫)+(১০৫০×১৮) = ৫৫৬৫০

লাভ= ৫৫৬৫০-৪২০০০ = ১৩৬৫০

গড়= ১৩৬৫০/২১০০ = ৬.৫ টাকা

Mr. Rashid is a vegetable farmer. His neighbor's goat regularly enters his vegetable garden and destroys his vegetables. To protect his vegetables Mr. Rashid wants to put up fencing around three sides of his rectangular yard and leave a side of 20 feet unfenced as that side is facing the canal and needs no fence. If the garden has an area of 680 square feet, how many feet of fencing does he need?

ক) 34 খ) 40 গ) 68 ঘ) 88

ব্যাখ্যা (Explanation)

ধরি, বাগানের এক দিক = x feet

আয়তক্ষেত্রের ক্ষেত্রফল = দৈর্ঘ্য × প্রস্থ

প্রশ্নমতে, ২০ × x =৬৮০

x=৩৪

তাকে বেড়া দিতে হবে = ৩৪+২০+৩৪ =৮৮ ফুট

Mr. Asif is a potato seller in a local bazaar. When he brings potatoes from the village market to his shop in the town he has to pay 7% toll on the position of the total value of the potatoes in excess of taka 1,000 to the local mastaan. If the amount of toll he paid was taka 50 then what was the value of the potatoes that he brought to sell?

ক) taka 1,250 খ) taka 2,250 গ) taka 2,500 ঘ) taka 2,750

ব্যাখ্যা (Explanation)

7 টাকা দেয় 100 টাকায়

1 টাকা দেয় 100/7টাকায়

87.50 টাকা দেয় 100×87.50/7 টাকায়

= 1250

total= 1250+1000= 2250

A motorcycle stunt man belonging to a fair rides over the vertical walls of a circular wall at an average speed of 54 km/h for 5 minutes. If the radius of the wall is 5 meters then the distance traveled is--

ক) 2.5 km খ) 3.5 km গ) 5 km ঘ) 4.5 km

ব্যাখ্যা (Explanation)

60 min এ যায় 54km

1 min এ যায় 54/60

5 min এ যায় (54×5)/60

=4.5 km

প্রথম ৩০টি প্রশ্নের ব্যাখ্যা ওয়েবসাইটে; সবগুলোর সম্পূর্ণ ব্যাখ্যা পেতে অ্যাপ ইন্সটল করুন।

নিজের প্রস্তুতি যাচাই করুন — অ্যাপে লাইভ পরীক্ষা দিয়ে মেরিট লিস্টে নিজের অবস্থান দেখুন।

এই টপিকের সব প্রশ্ন ব্যাখ্যাসহ, ভুল-সঠিক-বুকমার্ক আলাদা করে রিভিশন — অ্যাপে।