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The average of 7 numbers is 45. If each number is decreased by 5, what will the new average be?
Question

The average of 7 numbers is 45. If each number is decreased by 5, what will the new average be?

A.

40

B.

45

C.

7

D.

35

Correct option is A

Given:

The average of 7 numbers is 45.

Each number is decreased by 5.

Formula Used:

New average = Original average - Decrease per number

Solution:

The original average is 45.

Each number is decreased by 5, so the new average will be:

New average = 45 - 5 = 40

Thus, the new average will be 40.

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