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A can do a certain job in 12 days. B is 60% more efficient than A. What is the number of days it takes B to do the same piece of work? a 5 b 7.5 c 9.5 d 10

A can do a certain job in 12 days. B is 60% more efficient than A. What is the number of days it takes B to do the same piece of work?
a 5
b 7.5
c 9.5
d 10

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60796 Points
2 months ago
Our expert is working on this Class VII Maths answer. We will update the answer very soon.

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