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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 56
Solve the following increase or decrease problems for the unknown. Round decimals to hundredths and percents to the nearest tenth.
According to the U.S. Census Bureau, in 1950, 39.3 million families had a child under 18 at home. A recent study found that number had decreased by 9.4%. How many families had a child under 18 at home according to this study Round the number of millions to the nearest tenth.
According to the U.S. Census Bureau, in 1950, 39.3 million families had a child under 18 at home. A recent study found that number had decreased by 9.4%. How many families had a child under 18 at home according to this study Round the number of millions to the nearest tenth.
Explanation
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Rate of change formula:
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Contemporary Mathematics for Business & Consumers 8th Edition by Robert Brechner,Geroge Bergeman
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