?
A number of boys raised Rs. 400 for a famine relief fund, each boy giving as many 25 paise coins as there were boys. The number of boys was -
Answer & Solution
Correct Answer:
Option
A
$$\eqalign{
& {\text{Let number of boys}} = x \cr
& {\text{Number of 25 paise coins}} = {x^2} \cr
& {\text{According to question,}} \cr
& \frac{{{x^2}}}{4} = 400 \cr
& {x^2} = 1600 \cr
& x = 40\,\, \cr} $$
Join the Discussion
Login to post a comment or share your explanation.
Login