Arihant Expert Team Solutions for Chapter: Practice Sets, Exercise 39: Part III Test of Numerical Ability

What will be the compound interest on a sum of $Rs.7200$ at $5\%$ per annum in $2$ years ?

The ratio of the ages of $A$ and $B$ is $4:3$, respectively. The ratio of their ages $8$ year from now will be  $6:5$ respectively. How old was $A$, when $B$ was $7$ year old?

What will be the average of the followings set of scores?
$48, 47, 64, 91, 72, 68, 93$

In how many different ways can the letters of the word PARTY be arranged?

The sum of three consecutive even numbers is $1434$. What is the largest number?

The circumference of a circle is $748 \mathrm{m}$. What will be its radius?

Cost of $68$ pens and $96$ pencils is $₹788$. What is the cost of $17$ pens and $24$ pencils?

$A$ and $B$ together can complete a particular task in $4$ days. If $A$ alone can complete the same task in $12$ days, how many days will $B$ take to complete the task if he works alone?