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April 20, 2014

Homework Help: 7th grade math Ms. Sue please

Posted by Delilah on Monday, November 19, 2012 at 7:50pm.

1.
The price of a radio changes from $40.00 to $44.00. (1 point)

10% decrease
10% increase
36.4% decrease
40% increase

2.
The price of an oven changes from $450 to $396. (1 point)

13.6% increase
13.6% decrease
12% increase
12% decrease

3.
The top player’s scoring average changes from 20 points per game to 24 points per game. (1 point)

20% increase
20% decrease
16.7% increase
4% decrease

4.
At the start of the football season, Jorge weighed 150 pounds. At the end of the season, he weighed 138 pounds. What was the percent change in his weight? (1 point)

8% increase
12% increase
8.7% decrease
8% decrease

5.
Sara raised her score on a math test from 86 to 94. Max changed his score on the test from 77 to 85. Who had the greater percent change? (1 point)

They both had the same percent change.
Max’s percent increase was about 1.1% more than Sara’s.
Sara’s percent increase was about 10% more than Max’s.
Max’s percent increase was about 105 more than Sara’s.

My answers:
1. 10% increase
2. 12% decrease
3. 20% increase
4. 8% decrease
5. ?????????
I need help on 5, please

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