Question no.20 From ML aggarwal book, class10, chapter 7, ratio and proportion
In the first question we have been given ratio of pocket money of two persons also ratio of their expenditures and the amount of saving they each save. And we are asked finally the monthly pocket money.
Im second ques ratio of boys to girls is given. Their ratio get changes if we change the number of boys and girls according to question. We have to. Find the total no of students