10 men can cut 15 trees in 2 hours. If 2 men leave the job, how many trees will be cut in 3 hours?

A 20 trees
B 18 trees
C 24 trees
D None of these

Correct Answer: 18 trees

If two men leave then the men = 10 - 2 = 8 10 জন men 2 hours এ কাটে 15 টি গাছ। 1 " " 2 " " " 15/10 " " 1 " " 1 " " " 15 / 10 × 2 " " 8 " " 3 " " " 15 × 8 × 3 / 10 × 2 = 18 টি গাছ।
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