100 A. Read the following problems carefully. Encircle the letter of the correct answer. 1. How will you write 24% in decimal? A. 24.0 B. 2.4 C. 0.24 D. 0.024 2. How is written in percent? A. 0.7% B. 7% C. 70% D. 700% 3. Express 40:100 as a fraction in lowest term. 40 A. B. C. 100 100 4. Which is the base in the expression "30 is 150% of 20"? A. 30 B. 150 C. % D. 20 5. In the expression "15% of N is 18", what is the missing element? A. Base B. Rate C. Percent D. Percentage 400 D. 100 5