Find the percent of increase or decrease

Percents can be used to describe how a quantity has changed

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QUESTION OF
Views #: 411
Questions #: 5
Time: 10 minutes
Pass Score: 80.0%
Style
Mode

Television channels

1 pts

Find the percent increase in the number of television channels received by the average American home from 2000 to 2007?

Round the answer

Year Number of television channels that the average U.S. home received
2000 61
2007 119

Source: The Nielsen Company

Answer = (1) %

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Correct Answer

Explanation

JFK

1 pts
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A 1996 auction included an oak rocking chair used by President John F. Kennedy in the Oval office.  The chair originally valued at 5,000 USD, sold for 453,500 USD.  Find the percent of increase in the value of the rocking chair?

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Correct Answer

Explanation

Home Schooling

1 pts

In one school district, the number of home-schooled children increased from 15 to 150 in 4 years.

Find the percent of increase

Answer = (1) %

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Explanation

Commercials

1 pts

Jared Fogle credits his tremendous weight loss to exercise and a diet of low-fat Subway sandwiches. His maximum weight (reached in March of 1998) was 425 pounds. His current weight is about 187 pounds. Find the percent of decrease in his weight.

Answer = (1) %

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Correct Answer

Explanation

REDUCING FAT INTAKE

1 pts

One serving of the original Jif peanut butter has 16 grams of fat per serving.  The new Jif Reduced Fat product contains 12 grams of fat per serving. What is the percent decrease in the number of grams of fat per serving?

Answer = (1) %

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Correct Answer

Explanation

✕
0
sin cos tan
sin-1 cos-1 tan-1 π e
xy x3 x2 ex 10x
y√x 3√x √x ln log
( ) 1/x % n!
7 8 9 + MS
4 5 6 – M+
1 2 3 × M-
0 . EXP ÷ MR
± RND C = MC
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