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Percentage Seatwork

This document provides 30 problems related to percentages, rates, and bases. The problems cover a range of calculations including finding percentages of numbers, percentages as rates, and calculating bases given percentages or rates. Solving these problems requires understanding concepts like percentage of a number, percentage as a rate per 100, and calculating unknown values in percentage problems.

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2K views1 page

Percentage Seatwork

This document provides 30 problems related to percentages, rates, and bases. The problems cover a range of calculations including finding percentages of numbers, percentages as rates, and calculating bases given percentages or rates. Solving these problems requires understanding concepts like percentage of a number, percentage as a rate per 100, and calculating unknown values in percentage problems.

Uploaded by

rendie bedolido
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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Percentage, Base and Rate

A. Solve the following mentally.

1. 65% of 100 11. 1 is what percent of 10?


2. 90% of 120 12. 10 is __% of 20
3. 20% of 10 13. 3 is n% of 12
4. 30% of 20 14. 5 is what percent of 25?
5. 25% of 60 15. 7.5 is __% of 75
6. 75% of 20 16. What percent of45 is 9?
7. 200% of 100 17. 12.5 is what percent of 50?
8. 300% of 200 18. What percent of 300 is 75?
9. 125% of 100 19. What percent of 125 is 250?
10. 250% of 200 20. What percent of 250 is 100?

B. Identify whether the following problems are looking for the percentage,
rateor base. Then, solve for the unknown.

21.85%₱78.00 is what amount? 26. 125 is 250% of what number?

22. 45% of 70 is what number? 27. What percent is 64?

23. 7 is 35% of what number? 28. 85 is what percent of 340

24. 110% of what amount is ₱660.00? 29. 13 1/3 is 26 2/3 % of what number?

25. ₱120.00 is 180% of what number? 30. 0.5% of what number is 2.5?

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