User Forum

Subject :IMO    Class : Class 5

3 shirts and 7 pairs of pants have a total of 55 buttons. Each pair of pants has 5 fewer buttons than each shirt. How many buttons are there on each shirt?

A 4
B 9
C 25
D 30

without going by X equation how this same can be done

Ans 1:

Class : Class 7

Ans 2:

Class : Class 5
B Let X be buttons on shirt and Y be buttons on pant given 3X +7Y = 55

Post Your Answer