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Mathematics 3103 (delisted)
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Unit 01
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Set 03 ILO 02
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Answers
Using Percentages in Equations and Problem Situations
Answers to pre-test
1.(a) x = 7
(b) x= 87.5
(c) x = 91
(d) x= 3
(e) x = 324
2.(a) $330
(b) $399
(c) $419
3. $3250
4.(a) 8%
(b)
(c)
(d) Approximately 9 years.
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