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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) 520%
C) 0.52%
D) 52%
  • 2. Write 0.375 as a percent
A) 0.375%
B) 375%
C) 37.5%
D) 0.0375%
  • 3. Write 45% as a decimal.
A) 4.5
B) 0.045
C) 4500
D) 0.45
  • 4. Write 5% as a decimal.
A) 0.005
B) 500
C) 0.05
D) 50
  • 5. Find 40% of 216.
A) 83
B) 78
C) 12
D) 86.4
  • 6. Find 90% of 345.
A) 250
B) 275
C) 315.1
D) 310.5
  • 7. 24 is what percent of 32?
A) 0.45%
B) 60%
C) 12%
D) 75%
  • 8. What percent of 25 is 23?
A) 7%
B) 100%
C) 92%
D) 80%
  • 9. 42 is 12% of what number?
A) 350
B) 250
C) 100
D) 89
  • 10. 28 is 35% of what number?
A) 10
B) 0.8
C) 8
D) 80
  • 11. Estimate a 15% tip for a bill totaling $68.50.
A) $6.85
B) $10.25
C) $4.56
D) $12
  • 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) $700
C) $7.98
D) $121.98
  • 13. Your haircut costs $12.50. How much would a 15% tip be?
A) $2.00
B) $14.23
C) $1.88
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) 7%
C) 5%
D) 20%
  • 15. What is 36% of 90?
A) 28.8
B) 40
C) 32.4
D) 125
  • 16. What percent of 90 is 36?
A) 40%
B) 250%
C) 33%
D) 12%
  • 17. 48% of what number is 60?
A) 120
B) 125
C) 40
D) 80
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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