6 women can do 75 unit of work in 8 days by working 5hr/day in how many days 4 women do 30 units of work by working 8hr/day
Choose the correct choice from the following.
A) 3 B) 4 C) 5 D) 6 E) 7

Rationale: ( 6 x 8 x 5 ) / 75 = ( ax 4 x 8 ) / 30 a = 3 answer : a
Answer: A