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Contemporary Mathematics for Business & Consumers 8th Edition by Robert Brechner,Geroge Bergeman
Edition 8ISBN: 978-1305585454Contemporary Mathematics for Business & Consumers 8th Edition by Robert Brechner,Geroge Bergeman
Edition 8ISBN: 978-1305585454 Exercise 130
Solve the following word problems for the unknown. Round decimals to hundredths and percents to the nearest tenth when necessary.
By what percent is a 100-watt lightbulb brighter than a 60-watt bulb
By what percent is a 100-watt lightbulb brighter than a 60-watt bulb
Explanation
Verified
Verified
Percentage formula:
First identify th...
Contemporary Mathematics for Business & Consumers 8th Edition by Robert Brechner,Geroge Bergeman
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