Two numbers are in the ratio of $4:9$. If the larger number is $35$ more than the smaller number,then the product of the numbers is

If Rs. $872$ is divided into three parts,proportional to $\frac{1}{2}: \frac{2}{3}: \frac{3}{4},$ then the first part is

In a bag,there are coins of $25 \ p$,$10 \ p$,and $5 \ p$ in the ratio of $1: 2: 3$. If there are $Rs. 30$ in all,how many $5 \ p$ coins are there?

At present,Anil is $1.5$ times Purvi's age. $8$ years hence,the respective ratio between Anil and Purvi's ages will be $25:18$. What is Purvi's present age (in years)?

If $\frac{a}{3} = \frac{b}{8}$,then $(a + 3) : (b + 8)$ is equal to

If $10 \%$ of $x = 20 \%$ of $y,$ then $x : y$ is equal to