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He found out that 8/24 did their homework for three hours each day. In his pie graph, this would represent how many degrees?

2007-06-20 13:35:31 · 5 answers · asked by Anonymous in Science & Mathematics Mathematics

5 answers

8/24 = 1/3

360 degrees in a circle:

1/3 * 360 = 120 degrees

2007-06-20 13:39:14 · answer #1 · answered by yeeeehaw 5 · 0 0

For this problem, you will have to use proportions. You should know that a circle (as is the pie graph) has a total of 360 degrees. Set up an equation to look like this:

8/24 = x/360

Now, use cross-multiplication:

8 times 360 = 24x --> 2880 = 24x

Divide both sides by 24 to get:
x = 120 degrees.

So.... 8/24 will be represented as 120 degrees in Jimmy's pie graph. Hope that helped! :)

2007-06-20 13:40:41 · answer #2 · answered by sillysalamander101 2 · 0 0

First, convert 8/24 to a percent. Because a circle has 360 degrees you will then take the 360 and multiply it by the percent. The answer is the number of degrees you would shade in on the pie graph. Because 8/24 is 1/3 it is also 33.333%. 33.333% of 360 is 120 degrees.

2007-06-20 13:39:51 · answer #3 · answered by Bedford 2 · 0 0

Hello,

8/24 = 1/3 so 1/3 *360 = 120 Degrees.

Hope This Helps!!

2007-06-20 13:40:34 · answer #4 · answered by CipherMan 5 · 0 0

Answers with Solutions

Qns. 1:

8 / 24 = 1 / 3

1 / 3 * 360 deg. = 120 deg.

As the information you gave is limited, 3 hours/day is just a portion of Jimmy's peers who did their homework.

You need to have the total of the other peers, so that I can give you the final answer/statement.

Hope This Solutions Will Help In Answering Your Questions ;)

G0n9 G0n9™
Mathematician

2007-06-21 18:09:49 · answer #5 · answered by Kelvin 2 · 0 0

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