Evaluate :
28% of 400 + 45 % of 250  Choose the most appropriate option:
A) 220.3  B) 224.5  C) 190.3  D) 150  E) none of these

Rationale: explanation : 28 % of 400 + 45 % of 250 = ( 28 / 100 * 400 + 45 / 100 * 250 ) = ( 112 + 112.5 ) = 224.5 answer b
Answer: B