If the number is divided by 3, it reduced by 30. The number is Choose one.
A) 51
B) 50
C) 45
D) 40
E) 36

Rationale: "explanation : let the number be x . then , x - ( x / 3 ) = 30 = > 2 x / 3 = 30 = > x = 45 answer : option c"
Answer: C