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OpenStudy (anonymous):
OpenStudy (anonymous):
what is the volume
OpenStudy (anonymous):
5A:
V = πr2h
V = (3.14)(12)(0.0625)
V = 0.19625 in3 0.19625 X 200 = 39.25
Approximate volume of coins is 39.25
5B: (3.14)(2^2)(0.125) = 1.57 1.57 x 200
Approximate volume of coins is 314
OpenStudy (anonymous):
so the original volume is 39.25 and the new volume is 314
OpenStudy (anonymous):
let me see
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OpenStudy (anonymous):
@girlover
OpenStudy (anonymous):
okay take your time :)
OpenStudy (anonymous):
is it 2.7percent dont know lol
OpenStudy (anonymous):
@waterineyes
OpenStudy (anonymous):
Not able to get the question??
What it is meant by "Bigger Coin" ??
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OpenStudy (anonymous):
bigger coins are 5b''s coins
OpenStudy (anonymous):
Okay Okay, I try, wait.. :)
OpenStudy (anonymous):
Okay Okay got it..
OpenStudy (anonymous):
What percent of original volume means: let us say x percent
\(\frac{x}{100} \times Original \; Volume\)
is the bigger coin volume :
So:
\[\frac{x}{100} \times 39.25 = 314\]
OpenStudy (anonymous):
For 5B, what is your answer?? Is it 314 or 31.4 ??
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OpenStudy (anonymous):
i got 314
OpenStudy (anonymous):
Sure?? I also check it..
OpenStudy (anonymous):
Absolutely correct..
OpenStudy (anonymous):
yes because they wanted me to double what i did is (3.14)(2^2)(0.125), which game me 1.57 and i multiplied that by 200 (the amount of coins)
OpenStudy (anonymous):
okay :)
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OpenStudy (anonymous):
Can you find x there??
OpenStudy (anonymous):
give me a min
OpenStudy (anonymous):
800
OpenStudy (anonymous):
Masha Allah..!!!
I mean, awesome..!! Good..!! :)
OpenStudy (anonymous):
Yay! So 800 would be the answer?
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