Average of all numbers between 6 and 34 which are divisible by 5

English

Gujarati

Hindi

4.Average

medium

Find the average of all the numbers between $6$ and $34$ which are divisible by $5$

A

$18$

B

$20$

C

$24$

D

$30$

Solution

Numbers between $6$ and $34,$ which are divisible by $5$ are $10,15,20,25$ and $30 .$

$\therefore$ Average of above numbers $=\frac{10+15+20+25+30}{5}=\frac{100}{5}=20$

Standard 13

Quantitative Aptitude

Share

Similar Questions

The batting aterage for $40$ innings of a cricketer is $50$ nuns. His highest score exceeds his lowest score by $172$ runs. If these two innings are excluded, the average of the remaining $38$ innings is $48$ runs. The highest score of the player is

medium

The average of three numbers is $135 .$ The largest number is $195$ and the diference between the other two is $20 .$ The smallest number is

hard

The average age of $11$ players of a cricket team is increased by $2 \,months$ when two of them aged $18\, years$ and $20 \,years$ are replaced by two new players. The average age of the new players is?

easy

The $average$ of $30$ numbers is $12 .$ The $average$ of the first $20$ of them is $11$ and that of the next $9$ is $10 .$ The last number is

medium

$19$ persons went to a hotel for a combined dinner party. $13$ of them spent $Rs.\, 79$ each on their dinner and the rest spent $Rs.\, 4$ more than the average expenditure of all the $19 .$ What was the total money spent by them.

medium