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March 30, 2015

Posted by **bob** on Thursday, December 9, 2010 at 8:19pm.

- 7th grade -
**Ms. Sue**, Thursday, December 9, 2010 at 8:21pmYou have to post a question to get help on this forum.

- 7th grade -
**bob**, Thursday, December 9, 2010 at 8:27pmI=$440 P??? R=7% T=4years

this is simple interest

- 7th grade -
**Ms. Sue**, Thursday, December 9, 2010 at 8:30pmI = PRT

440 = P * 0.07 * 4

440 = 0.28P

440/0.28 = P

1571.43 = P

- 7th grade -
**bob**, Thursday, December 9, 2010 at 8:31pmthank you

- 7th grade -
**bob**, Thursday, December 9, 2010 at 8:34pmi need help with another

I=$440,P=??,R=5%,T=4 years

what is p

- 7th grade -
**Ms. Sue**, Thursday, December 9, 2010 at 8:38pmI showed you how to do the first problem. Now it's your turn.

I'll be glad to check your answer.

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