Question

12 mangoes weight 2.4 kg. what is the weight of 8 manges?

Answer 1

Weight of 12 mangoes = 2.4 kg
So, weight of 1 mango = (2.4/12) kg = (1/5) kg
Therefore, the weight of 8 mangoes = (8*1/5) kg = (8/5) kg = 1.6 kg

Answer 2

12 manges weight 2.4 kg
1 mango weight 2.4\12 kg
8 mangoes weight 2.4/12*8=1.6kg