What I Know Directions: Read, analyze and solve each item carefully. Write the letter that corresponds to your answer on your answer sheet 1. 150 is 25% of 800. 150 is the d. percentage 2 refers to the number that represents a whole. d. percentage 3. 90% of 54 is what number? c. 48.6 b. 0.486 d. 4,860 a. 4.86