Posted by **Ronasia Mcbride** on Monday, April 9, 2012 at 8:43pm.

Paul's car can have wheel's ranging from 18-24 inches radius. He has the option of getting a wheel with the diameter of 2 and half feet, 3 and half feet, or 4 and half feet. What size wheel should he purchase? Explain?

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**Ms. Sue**, Monday, April 9, 2012 at 8:46pm
18 - 24 radius = 3 to 4 feet in diameter

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**Ronasia Mcbride**, Monday, April 9, 2012 at 8:55pm
Thank you Ms.Sue in is that also how you explain it

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**Ms. Sue**, Monday, April 9, 2012 at 8:56pm
Yes.

Do you understand it?

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**Ronasia Mcbride**, Monday, April 9, 2012 at 8:58pm
I sort of understand it but I'm doing an extended response in I had to explain it in I didn't know how to.

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**Ms. Sue**, Monday, April 9, 2012 at 9:00pm
A radius is half the diameter.

18 * 2 = 36 inches = 3 feet

24 * 2 = 48 inches = 4 feet

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**Ronasia Mcbride**, Monday, April 9, 2012 at 9:04pm
Oh ok I understand it now thank you so much

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**Ms. Sue**, Monday, April 9, 2012 at 9:11pm
You're very welcome.

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