Question

A sum of $2700 is to be given in the form of 63 prizes. If the prize is of either $100 or $25 find the prizes of each type

Answer 1

let x($100) and y($25) be sum of prizes
x+y=63

100x+25y=2700
4x+y=108

x+y=63
(-)4x+y=108
----------------
-3x. =-45


x=15
y=63-15=48

hope you will understand