Math Lesson 3
Fractions, Decimals

Practice Exercise 3-3

  Questions | Answer Key

Questions  (click HERE for a printer-friendly version)

Directions: Complete the problems below. Consult the Answer Key below for answers once you finish. Review the Instruction material which relates to any questions you do not get correct.

Write the ratios (in both forms). The first problem is done for you. Reduce if possible.

1.

 		 The ratio of 2 to 27

2:27 or 2 to 27

 2.

 		 The ratio of 32 to 17

 
3.
 		 The ratio of 44 to 50
 		 4.
 		 The ratio of 31 to 12
 
5.
 		 The ratio of 30 to 31
 		 6.
 		 The ratio of 160 minutes to 40 minutes
 
7.
 		 The ratio of 34 minutes to 170 minutes
 		 8.
 		 The ratio of 6 years to 6 years
 
9.
 		 The ratio of 26 seconds to 13 seconds
 		 10.
 		 The ratio of 147 year to 49 year
 
11.
 		 The ratio of 30 years to 90 years
 		 12.
 		 The ratio of 76 seconds to 38 seconds
 
13.
 		 The ratio of 7 nickels to 9 nickels
 		 14.
 		 The ratio of 0.79 to 0.41
 
15.
 		 The ratio of 77% to 31%
 		 16.
 		 The ratio of 7 minutes to 2 hours
 
17.
 		 The ratio of 6 dimes to 8 pennies
 		 18.
 		 The ratio of 7 oz to 1 lb
 
19.
 		 The ratio of 0.7 to 16
 		 20.
 		 The ratio of 0.62 to 42%
 

Answer Key (click HERE for a printer-friendly version) (top )

  1. 2:27 or 2 to 27
     
  2. 32:17 or 32 to 17
     
  3. 22:25 or 22 to 25
     
  4. 31:12 or 31 to 12
     
  5. 30:31 or 30 to 31
     
  6. 4:1 or 4 to 1
     
  7. 1:5 or 1 to 5
     
  8. 1:1 or 1 to 1
     
  9. 2:1 or 2 to 1
     
  10. 3:1 or 3 to 1
     
  11. 1:3 or 1 to 3
     
  12. 2:1 or 2 to 1
     
  13. 7:9 or 7 to 9
     
  14. 79:41 or 79 to 41
     
  15. 77:31 or 77 to 31
     
  16. 7:120 or 7 to 120
     
  17. 15:2 or 15 to 2
     
  18. 7:16 or 7 to 16
     
  19.  7:160 or 7 to 160
     
  20. 31:21 or 31 to 21

  

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