Q1. Sailesh has some five-rupee coins and some two-rupee coins in his wallet. The number of two-rupee coins is is double the number of five-rupee coins. If Sailesh has Rs 72 in all in his wallet, then how many five-rupee notes and two rupee notes are in it?
Q2. The number of girls in a school is 10 times the number of teachers. The number of boys exceeds the number of girls by 20. If there are 1049 students and teachers in the school, find how many teachers, boys and girls there are in the school.