Shanto was asked to find the value of 7/12 of a sum of money. Instead of multiplying the same by 7/12, he devided it by 7/12 and his answer exceeded the correct answer by The correct answer is—
সমাধান
সঠিক উত্তর: Option C
Sum of money = X taka
7/12 th of the money = (7* X) / 12
Due to Shanto's mistake, he found the value of:
12 / 7 th of the money = (12 * X) / 7
Now,
(12*X)/7 - (7*X)/12 = 95
or, (144X - 49X) / 84 = 95
or, 95X / 84 = 95
or, X = (95 * 84) / 95
or, X = 84
