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Answer what is asked.use the formula in finding percentage,rate,and base.(use the back page of your answer sheet for the solution)
10.what is 20% of 50?
11.16% of 41 is what number?
12.Get 35% of 75 13.Find 50% of 375
14.Solve 45% of 900
15.75% of 500?
16.45 is___% of 120?
17.8 is___% of 10? 18.
18.1/2% of what number is 88?
19.10% of n=200
20.20% of n=150
Answers & Comments
Answer:
10. 10
11. 256.25
12. 26.25
13. 187.5
14. 405
15. 375
16. 37.5%
17. 80%
18. 44
19. 2,000
20. 750
10. 50 × 0.20
11. 41 ÷ 0.16
12. 75 × 0.35
13. 375 × 0.50
14. 900 × 0.45
15. 500 × 0.75
16. 45 ÷ 120
17. 10 ÷ 8
18. 88 × 0.50 ( 1/2 is also 0.50 )
19. 200 ÷ 0.10
20. 15 ÷ 0.20
Formula:
Base: Percentage ÷ Rate
Percentage: Base × Rate
Rate(%): Base ÷ Percentage
Note: always move two decimal points backwards when solving (only in