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April 2, 2015

April 2, 2015

Posted by **Julie** on Saturday, February 19, 2011 at 5:16pm.

- Algebra -
**Reiny**, Saturday, February 19, 2011 at 6:40pmR = kI, where k is a constant.

put in the given values

12 = k(4)

k = 3

Now you have your equation to answer the last part

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