A laptop and a mobile phone were bought for ₹40000 and ₹24000

A laptop and a mobile phone were bought for ₹40000 and ₹24000 respectively. The shopkeeper made a profit of 8% on the laptop and a loss of 12% on a mobile phone. Find his gain or loss per cent on the whole transaction.

Solution:
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 7 Percentage Ex 7.2 18
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 7 Percentage Ex 7.2 19

Salman bought 40 chairs at ₹175 each fourth of them at a loss of 8%. At what price each must he sell the remaining chairs so as to gain 10% on the whole deal?

Solution:
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 7 Percentage Ex 7.2 20
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 7 Percentage Ex 7.2 21

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