Math 050 Prealgebra Practice Test 3 Worksheet With Answers - Rates, Ratios And Proportions - Operations On Fractional Expressions - 2007 Page 4
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7MATH 050
Practice Test 3
Page 4
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20. − +
20. _______________
x
2
x
2
21. A
cup mixture of lemon juice and olive oil makes an excellent cleaner for
21. _______________
3
1
wood furniture. If the mixture contains
cup of lemon juice, how much
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olive oil is in the mixture?
For problems 22-26, add or subtract. Simplify all answers. Express as a mixed number.
1
3
+
22. 3
2
22. _______________
10
10
1
5
+
23. 7
5
23. _______________
2
8
1
2
−
24. 5
3
24. _______________
7
7
5
1
−
25. 6
2
25. _______________
8
2
1
−
26. 10 5
26. _______________
3
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