Q. Sharmila has enough money to buy 24 bananas at the rate of Rs. 1.50 per banana.How many bananas she can buy if the price of each banana is decreased by 30 paise.

Cost of 1 banana=1.50?
amount sharmila have= 24.1.50
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?= 36
no. of bananas she can buy is cost is decreased by 30 paisa=36/1.20
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? =30

hence, now she can buy 30 bananas.