Multiple Choice Questions

A number X is mistakenly divided by 10 instead of being multiplied by 10 What is the percentage erro...........

Quantitative Aptitude (CDS) Percentage

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

-99%

99%

-100%

100%

By mistake = x/10

Actual value = x * 10

% Change = 10x−x/10 /_10x * 100 = 99/100 × 100

= 99% (negative)

Since actual value is greater than the wrong value.

Hence, option 1 is the correct answer.

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