Question

Bheem prepared 18 kg of ladoos by mixing khoya and sugar in the ratio of 7:2. How much khoya did he use?

Answer 1

Let 7k be the amount of khoya; and

2k be the amount of sugar.

$7k + 2k = 18 \\ 9k = 18 \\ k = 18 \div 9 \\ k = 2$

The amount of khoya: 7k = 7 × 2 = 14kg