Identify the unknown number. Write rate, base, or percentage.
1. What number is 4% of 20? _______
2. What percent of 9 is 18? _______
3. 50 is what percent of 100? _______
4. 8 is what percent of 40? _______
5. What number is 30% of 12? ________
6. What number is 40% of 80? ________
Answers & Comments
Answer:
1. 0.8
2. 50 %
3.50
4. 20%
5. 3.6
6. 32