If average of 6 consecutive even numbers is 25 , difference between largest and smallest number is

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If the average of $6$ consecutive even numbers is $25 ,$ the difference between the largest and the smallest number is

A

$18$

B

$10$

C

$12$

D

$14$

Solution

Let, the numbers be $x, x+2, \ldots, x+10$

Required difference $=x+10-x=10$

Standard 13

Quantitative Aptitude

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