Arihant Expert Team Solutions for Exercise 1: Practice Questions

If $p:q=3:4$ and $q:r=8:9$, then $p:r$ is:

If $a+b:b+c:c+a=6:7:8$and $a+b+c=14$, then the value of $c$ is:

If $\frac{1}{3}$ of $A=75\%$ of $B=0.6$ of $C$, then find $A:B:C$.

A certain sum of money is divided between $P$ and $Q$ in the ratio of $3\frac{1}{2}:5\frac{1}{2}$. If $P$ gets $\mathrm{Rs}.180$ less than $Q$, then the share of $Q$ is:

Four numbers in the ratio $1:3:4:7$, are added up to give a sum of $105$. Find the value of the largest number.

What number must be taken from each term of the fraction $\frac{27}{35}$ that it may become $2:3?$

The present ratio of the ages of $A$ and $B$ is $4:5$. $18$ years ago, this ratio was $11:16$. Find the sum of their present ages.

Two numbers are in the ratio of $5:8$. If $9$ is added to each of them, the ratio becomes $8:11$. Find the sum of the numbers.