One fourth of one third of two fifth of a number is 16. What will be40% of that number Choose the correct choice:
A) 140 B) 150 C) 180 D) 192 E) 250

Rationale: "explanation : ( 1 / 4 ) * ( 1 / 3 ) * ( 2 / 5 ) * x = 16 then x = 16 * 30 = 480 40 % of 480 = 192 answer : option d"
Answer: D