Arithmetic Ability
Percentage

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Q.

A number X is mistakenly divided by 10 instead of being multiplied by 10. What is the percentage error in the result?

View Answer

Correct choice: A

Explanation:

By mistake = x/10 Actual value = x * 10 % Change = 10x−x1010x×100 = 99100×100 = 99% (negative) Since actual value is greater than the wrong value.
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