Question
A completes a task in 16 days and B in 24 days. They work together for 4 days. What fraction remains?
Select an option. Your answer will be checked instantly.
Correct Answer: B. 7/12
Explanation:
Their daily rate is 1/16 + 1/24 = 5/48.
In 4 days they do 5/12, so 7/12 remains.
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