So Cost of one pencil = (120/50) = 2.4 Rs.
Hence the number of pencils that can be bought for 108 Rs. = (108/2.4) = 45 pencils
If 50 pencils can be bought for ₹ 20, how many can be bought for ₹ 32?
If 50 pencils can be bought for Rs. 20, then how many pencils can be bought for Rs. 32?
Each pencil costs ₹15. How many pencils can be bought for ₹15?