The average of 5 numbers is 27. One number is excluded and the average becomes 25. What is the excluded number?

Options
- 25
- 27
- 35
- 40

CORRECT ANSWER : 35

Discussion Board
Optitude

(x1+x2+x3+x4+x5)/5=27
x1+x2+x3+x4+x5=135
After excluded number the average is
(x1+x2+x3+x4)/4=25
x1+x2+x3+x4=100
Then, difference between the averages are 135-100=35



Bharath 12-30-2019 08:25 AM

Explanation

Could anyone explain..?

karthiselven 07-8-2019 09:41 AM

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