76 ladies completer a job in 33 days. Due to some reason some ladies did not join the work and therefore it was completed in 44 days. The number of ladies who did not report for the work is
A
17
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B
18
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C
19
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D
20
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Solution
The correct option is C19 Work requires 76×33=2508 days Let x ladies not report for work. Then (76−x)×44=2508 ⇒76−x=250844=57 ⇒x=76−57=19
Therefore, the number of ladies who did not report for the work are 19.