Mathematics
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OpenStudy (anonymous):
Alan estimated that he would score 140 points the next time he bowled. He actually scored 152 points.
What was the percent error in Alan’s estimate? Round to the nearest tenth of a percent, if needed.
A. 6%
B. 7.9%
C. 8.6%
D. 12% <----------------
I AM NOT SO SURE ABOUT THIS ONE, I WILL GIVE MEDAL TO WHO EVER HELPS ME!!!!
11 years ago
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OpenStudy (anonymous):
WELCOME TO OPENSTUDY!!!!
11 years ago
OpenStudy (anonymous):
@AdamK @adriwolf @gigi_here @PlanSlam
11 years ago
OpenStudy (anonymous):
I WAS NEW THIS MORNING, BUT IT IS THE THOUGHT THAT COUNTS!!!
11 years ago
OpenStudy (anonymous):
@Sparklestaraa @e.mccormick @Elwell98 @pooja195 @PlanSlam @Pi123 @k142 @This_Is_Batman @gigi2002 @hacker45 @gardenGnostic @notamathgirl @mcnabkt @fryfry2003 @sjman1 @TTP @rsdod6 @WOLFTHORN @inowalst @Hero
11 years ago
OpenStudy (anonymous):
plz help
11 years ago
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OpenStudy (anonymous):
sorry im no good DX
11 years ago
OpenStudy (anonymous):
@AdamK @AdavisKTMDamTheBam
11 years ago
OpenStudy (anonymous):
@ribhu
11 years ago
OpenStudy (anonymous):
@Awolflover1
11 years ago
OpenStudy (anonymous):
@AdamK @AdamK @AdamK hello plz help me anyone
11 years ago
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OpenStudy (adamk):
Percent error is the difference between Approximate and Exact Values,
as a percentage of the Exact Value.
11 years ago
OpenStudy (anonymous):
okay, what exacly am i supposed to do??
11 years ago
OpenStudy (adamk):
152 - 140 = 12
12/152
11 years ago
OpenStudy (anonymous):
i am a tad confused here
11 years ago
OpenStudy (anonymous):
oh so it is 12
11 years ago
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OpenStudy (adamk):
Then multiply by 100
11 years ago
OpenStudy (adamk):
No. 12 divided by 152
11 years ago
OpenStudy (anonymous):
when i did it my answer was 0.12, so i assumed 12 was the answer
11 years ago
OpenStudy (anonymous):
oh not 12
11 years ago
OpenStudy (ribhu):
12/140 and not 152
11 years ago
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OpenStudy (anonymous):
okay...
11 years ago
OpenStudy (adamk):
No, that's wrong.
11 years ago
OpenStudy (adamk):
It's divided by the actual number.
11 years ago
OpenStudy (anonymous):
which is 152 ? right?
11 years ago
OpenStudy (adamk):
Yes
11 years ago
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OpenStudy (ribhu):
it depends on situation, alan's estimate?? not actual basis
11 years ago
OpenStudy (adamk):
152 was the number of points that were actually scored.
11 years ago
OpenStudy (anonymous):
okay, i am following
11 years ago
OpenStudy (adamk):
Ok, so can you do 12/152 then multiply by 100? That's your percent.
11 years ago
OpenStudy (anonymous):
so b
11 years ago
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OpenStudy (anonymous):
7.9
11 years ago
OpenStudy (anonymous):
i multiplied
11 years ago
OpenStudy (adamk):
Good job
11 years ago
OpenStudy (ribhu):
u can check @Star222 i know its not the way.
11 years ago
OpenStudy (anonymous):
u earned it @AdamK
11 years ago
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OpenStudy (adamk):
Thank you
11 years ago
OpenStudy (ribhu):
did u check the answer? check it first?
11 years ago
OpenStudy (anonymous):
b it is, and i shall B on my way LOL
11 years ago
OpenStudy (anonymous):
i am not good at puns
11 years ago
OpenStudy (inowalst):
@Directrix @Luigi0210 @SolomonZelman
11 years ago
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OpenStudy (ribhu):
i think the answer should be C
11 years ago
OpenStudy (ribhu):
whats the answer did u check @Star222
11 years ago
OpenStudy (anonymous):
I agree with you @ribhu
11 years ago
OpenStudy (ribhu):
but the guy @AdamK is arguing.
11 years ago
OpenStudy (adamk):
It's approximate value - exact value divided by exact value.
11 years ago
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OpenStudy (anonymous):
well if he googled what is the percent difference from 140 to 152 he would know that
11 years ago
OpenStudy (ribhu):
it depends on the way the calculation is done.
11 years ago
OpenStudy (anonymous):
Can we all agree that the logical answer is C?
11 years ago
OpenStudy (anonymous):
do you think the answer is C @Matthewbrooks17
11 years ago
OpenStudy (anonymous):
Yeah I think its C.
11 years ago