The total salary of X, Y and Z is Tk. 90,000. X earns twice of what Z earns, and Y earns 1.5 times of what Z earns. What is the salary of Z?

A Tk. 15,000

B Tk. 20,000

C Tk. 25,000

D Tk. 30,000

Solution

Correct Answer: Option B

Z এর আয় = a টাকা
X এর আয় = 2a টাকা
Y এর আয় = 1.5a টাকা

প্রশ্নমতে
a + 2a + 1.5a = 90000
4.5a = 90000
a = 90000/4.5
a = 20000

Z এর আয় =20000 টাকা

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