If the wages of 6 men for 15 days be Rs.2100, then find the wages of
for 12 days.  Choose the most appropriate option:
A) rs . 2420	B) rs . 2500	C) rs . 2520	D) rs . 2020	E) rs . 2650

Rationale: . let the required wages be rs . x . more men , more wages ( direct proportion ) less days , less wages ( direct proportion ) men 6 : 9 : : 2100 : x days 15 : 12 therefore ( 6 x 15 x x ) = ( 9 x 12 x 2100 )  x = ( 9 x 12 x 2100 ) / ( 6 x 15 ) = 2520 hence the required wages are rs . 2520 . answer is c
Answer: C