Question no.19 From ML aggarwal book, class10, chapter 7, ratio and proportion
In first question we have been given the ratio of milk and water in mixture amd after adding water ratio gets changed so we have to find the quantity of water being added.
In second question ratio of girl and boy is given after adding boys and girls in distinct numbers ratio of them changes. So we havr to find the no of girls that can be added to meet the required ratio.
Ques no. 19