Average of certain first consecutive even number is 101. ir sum?

English

Gujarati

Hindi

4.Average

medium

The average of certain first consecutive even number is $101.$ Find their sum?

A

$25000$

B

$33600$

C

$10100$

D

$24960$

Solution

Let the total consecutive even number $=x$

Average of consecutive even $no = x +1$

$x+1=101 \quad \Rightarrow \quad x=100$

Sum $=101 \times 100=10100$

Standard 13

Quantitative Aptitude

Share

Similar Questions

The average age of $80$ boys in a class is $15.$ The average age of a group of $15$ boys in the class is $16$ and the average age of another $25$ boys in the class is $14 .$ What is the average age of the remaining boys in the class ?

medium

The average of $8$ numbers is $20 .$ The average of first two numbers is $15 \frac{1}{2}$ and that of next three is $21 \frac{1}{3}$. If the sixth number is less than the seventh and eighth numbers by $4$ and $7$ respectively, then the eighth number is

hard

The average of six numbers is $32 .$ If each of the first three numbers is increased by $2$ and each of the remaining three numbers is decreased by $4,$ then the new average is ?

medium

The average weight of a class of $24$ students is $35 \,kg$. If the weight of the teacher is included the average rises by $400\, g.$ The weight of the teacher is (in $kg$)

medium

The average of prime numbers between $1$ and $20$ is

easy