# Practice Questions on AveragesAptitude Questions and Answers

## Moderate Averages Question - 6

 Q6. Which one of the following numbers can be removed from the set $S$ = {0, 2, 4, 5, 9} without changing the average of set $S$?
 A. 0 B. 2 C. 4 D. 5

## Moderate Averages Question - 7

 Q7. Average cost of 5 apples and 4 mangoes is Rs. 36. The average cost of 7 apples and 8 mangoes is Rs. 48. Find the total cost of 24 apples and 24 mangoes.
 A. 1044 B. 2088 C. 720 D. 324

## Moderate Averages Question - 8

 Q8. Average of ten positive numbers is $x$. If each number is increased by $10\%$, then $x$ :
 A. remains unchanged B. may decrease C. may increase D. is increased by $10\%$

## Moderate Averages Question - 9

 Q9. The average weight of three boys $A, B$ and $C$ is (54dfrac{1}{3}) kg, while the average weight of three boys $B, D$ and $E$ is 53 kg. What is the average weight of $A, B, C, D$ and $E$?
 A. 52.4 kg B. 53.2 kg C. 53.8 kg D. Data inadequate

## Moderate Averages Question - 10

 Q10. The average salary of all the workers in a workshop is Rs.8000. The average salary of 7 technicians is Rs.12000 and the average salary of the rest is Rs.6000. The total number of workers in the workshop is:
 A. 20 B. 21 C. 22 D. 23
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