if daily wages of a man is 4 times to that of a woman , how many men should work for 25 days to earn rs . 14400 ? given that wages for 40 women for 30 days are rs . 21600 .	Pick one.
A) 12	B) 4	C) 6	D) 8	E) 20

Rationale: explanation : wages of 1 woman for 1 day = 21600 / 40 ã — 30 wages of 1 man for 1 day = 21600 ã — 4 / 40 ã — 30 wages of 1 man for 25 days = 21600 ã — 4 ã — 25 / 40 ã — 30 number of men = 14400 / ( 21600 ã — 4 ã — 25 / 40 ã — 30 ) = 144 / ( 216 ã — 100 / 40 ã — 30 ) = 8 answer : option d
Answer: D