Exercise 11.1 1. Rakesh can do a piece of work in 20 days. How much work can he do in 4 days? Solution: It is given that:- Rakesh can do a piece of work in 20 days. So, Rakesh’s 1 day’s work = 1: 20 Rakesh’s work for 4 days = 4: 20 […]
Exercise 11.1 1. Rakesh can do a piece of work in 20 days. How much work can he do in 4 days? Solution: It is given that:- Rakesh can do a piece of work in 20 days. So, Rakesh’s 1 day’s work = 1: 20 Rakesh’s work for 4 days = 4: 20 […]