45 x ? = 40% of 900  Choose the correct choice from the following:
A) 16.2
B) 4
C) 5
D) 500
E) 8

Rationale: "answer let 45 x a = ( 40 x 900 ) / 100 ∴ a = ( 40 x 9 ) / 45 = 8 correct option : e"
Answer: E