Mathematics · Time and Work

X can complete a certain job in 9 days. Y is 50% more efficient than X. How many days will it take Y alone to complete the same job?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

12 days
210 days
36 days✓
49 days

Correct answer

6 days

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X can complete a certain job in 9 days. Y is 50% more efficient than X. How many days will it take Y alone to complete the same job?

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X can complete a certain job in 9 days. Y is 50% more efficient than X. How many days will it take Y alone to complete the same job?

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