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Question

A student divided a number by two when he was required to multiply it by 2. The answer he got was 2. The correct answer should have been

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Solution

The correct option is **A** 8

Let the number be x

Let the number be x

As per the given condition, we have:

x2=2

⇒x=4

∴ the number is 4.

This number was supposed to be multiplied by 2.

Hence, the correct answer is 4×2=8.

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