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If the arithmetic mean of x ,\ x+3,\ x+6...

If the arithmetic mean of `x ,\ x+3,\ x+6,\ x+9,` and `x+12` is 10, the `x=` (a) 1 (b) 2 (c) 6 (d) 4

A

1

B

2

C

6

D

4

Text Solution

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The correct Answer is:
D
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