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现在参加这个测试
Alg. I Percent Problems is/of=%/100
  • 1. Write 0.52 as a percent.
A) 5.2%
B) 0.52%
C) 52%
D) 520%
  • 2. Write 0.375 as a percent
A) 37.5%
B) 0.375%
C) 0.0375%
D) 375%
  • 3. Write 45% as a decimal.
A) 0.045
B) 0.45
C) 4500
D) 4.5
  • 4. Write 5% as a decimal.
A) 0.005
B) 50
C) 0.05
D) 500
  • 5. Find 40% of 216.
A) 83
B) 86.4
C) 78
D) 12
  • 6. Find 90% of 345.
A) 275
B) 310.5
C) 315.1
D) 250
  • 7. 24 is what percent of 32?
A) 60%
B) 0.45%
C) 12%
D) 75%
  • 8. What percent of 25 is 23?
A) 80%
B) 100%
C) 92%
D) 7%
  • 9. 42 is 12% of what number?
A) 250
B) 89
C) 350
D) 100
  • 10. 28 is 35% of what number?
A) 0.8
B) 8
C) 80
D) 10
  • 11. Estimate a 15% tip for a bill totaling $68.50.
A) $6.85
B) $4.56
C) $12
D) $10.25
  • 12. The price of a coat is $114 before sales tax. The sales tax is 7%. Find the total cost of the coat.
A) $130
B) $7.98
C) $121.98
D) $700
  • 13. Your haircut costs $12.50. How much would a 15% tip be?
A) $2.00
B) $1.88
C) $14.23
D) $3.00
  • 14. A shirt costs $25.79. Sales tax on the shirt is $1.29. What is the sales tax rate?
A) 3%
B) 20%
C) 7%
D) 5%
  • 15. What is 36% of 90?
A) 32.4
B) 40
C) 28.8
D) 125
  • 16. What percent of 90 is 36?
A) 40%
B) 33%
C) 250%
D) 12%
  • 17. 48% of what number is 60?
A) 80
B) 120
C) 40
D) 125
参加了这次测试的学生也参加了 :
Range, mean, median, mode
Similar triangles: proportions
7s2 creating circle graphs
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