Mathematics · Percentages
A student is asked to multiply a number K by 5. Instead, he multiplies K by 15 and gets x% error. Next time he multiplies K by 125 and gets y% error. Find the percentage increase of y over x.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12445%
- 21623%
- 33313%
- 4313%✓
Correct answer
313%
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