Reshma prepared 18kg of Burfi by mixing Khoya with sugar in the ratio of 7 : 2. How much Khoya did she use?
Given: Ratio of Khoya to sugar =7: 2.
Assume the quantity of Khoya be 7x kg and of sugar be 2x kg.
According to the question
9x = 18
Hence she used 14 kg of khoya.