Chapter6 Review Sol

# Chapter6 Review Sol - Name Date Score 100 Mathematics 64...

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Mathematics 64 Name: ___________________ Janet Frewing Date: ____________________ Fall 2007 Score:________________/ 100 Version 1 Page 1 of 2 Section 6 Review Answers 1. Write the ratio in fractional form and simplify if possible. Also, state your answer in words. a. 4 : 6 b. 5.6days :10days c. 232calories :116calories Ans: 4 2 6 3 = 5.6days 56 14 10days 100 25 = = 232cal 2 116cal = 2. Write a phrase for the following ratio. a. 100tons 28tons b. 15smokers 25nonsmokers 100 25 28 7 = 15 3 25 5 = 25 tons for every 7 tons 3 smokers for every 5 non smokers 3. Are the following proportional? a. 3 6 4 8 = b. 1 20 2 39 = c. 2 4 14 3 1 1 5 16 2 2 = Yes No Yes (Convert to improper fractions then cross multiply.) 4. Simplify the rate to a unit rate , and write the unit rate in words. a. 120km 3hours b. 18miles 9hours c. 217 miles: 29 sec 40 km/hr 2 miles/hr 7.48 miles/sec 5. Which is the better buy? a.

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Chapter6 Review Sol - Name Date Score 100 Mathematics 64...

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