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Arjun finishes a job in 12 days. How many days will it take Arjun and Meera together if Meera alone takes 6 days?

Class 8Direct and Inverse ProportionsDirect and Inverse Proportions

A4
B5
C3
D8

Step-by-Step Solution

Arjun does

\frac{1}{12}

of the work per day, Meera does

\frac{1}{6}

. Together per day =

\frac{1}{12} + \frac{1}{6} = \frac{1}{12} + \frac{2}{12} = \frac{3}{12} = \frac{1}{4}

. So the whole job takes 4 days.

Answer: A) 4

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