Posted by **iris** on Tuesday, November 1, 2011 at 10:20am.

James invested $4,000 at 5% interest per year; how long will it take him to earn $200 in simple interest?

- math -
**Ms. Sue**, Tuesday, November 1, 2011 at 12:02pm
4,000 * 0.05x = 200

Solve for x.

- math -
**iris**, Wednesday, November 2, 2011 at 11:33am
is it subtracting 4ooo - 200 and then diving by .05 to solve for X?

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**Charla**, Monday, February 27, 2012 at 9:41am
T=I/Pr

T=200/ 4000*5%

T= 200/ 4000*.05

T=200/200

T=1 Year

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