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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) 0.52%
B) 520%
C) 52%
D) 5.2%
  • 2. Write 0.375 as a percent
A) 37.5%
B) 0.0375%
C) 375%
D) 0.375%
  • 3. Write 45% as a decimal.
A) 0.45
B) 0.045
C) 4.5
D) 4500
  • 4. Write 5% as a decimal.
A) 0.005
B) 500
C) 50
D) 0.05
  • 5. Find 40% of 216.
A) 86.4
B) 12
C) 78
D) 83
  • 6. Find 90% of 345.
A) 315.1
B) 275
C) 250
D) 310.5
  • 7. 24 is what percent of 32?
A) 60%
B) 12%
C) 0.45%
D) 75%
  • 8. What percent of 25 is 23?
A) 92%
B) 100%
C) 7%
D) 80%
  • 9. 42 is 12% of what number?
A) 250
B) 350
C) 100
D) 89
  • 10. 28 is 35% of what number?
A) 10
B) 8
C) 0.8
D) 80
  • 11. Estimate a 15% tip for a bill totaling $68.50.
A) $12
B) $10.25
C) $4.56
D) $6.85
  • 12. The price of a coat is $114 before sales tax. The sales tax is 7%. Find the total cost of the coat.
A) $121.98
B) $130
C) $7.98
D) $700
  • 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) 7%
B) 3%
C) 5%
D) 20%
  • 15. What is 36% of 90?
A) 125
B) 32.4
C) 28.8
D) 40
  • 16. What percent of 90 is 36?
A) 33%
B) 40%
C) 250%
D) 12%
  • 17. 48% of what number is 60?
A) 120
B) 80
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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