Question

there are 113 students in a school and they are collecting money to improve facilities at the school the average contribution from each student was rupees hundred if 15 of the 90 of the amount was spent we furnishing the computer room then how much money are they left with

Answer 1

Please see the RD Sharma book and understand their concept

Answer 2

It’s a match problem hmm they left with is 15*113=the rs and then - is with the answer u got