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Amit and Sumit can plough a field in 4 days. Sumit alone can plough the field in 6 days. In how many days will Amit alone plough the feild ?
Answer & Solution
Correct Answer:
Option
B
$$\eqalign{
& {\text{Amit's 1 day's work }} \cr
& = \left( {\frac{1}{4} - \frac{1}{6}} \right) \cr
& = \frac{1}{{12}} \cr} $$
∴ Amit alone can plough the field in 12 days.
∴ Amit alone can plough the field in 12 days.
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