Posted by bob on Thursday, December 9, 2010 at 8:19pm.
i need help with simple interest math homework.NOW!

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

7th grade  bob, Thursday, December 9, 2010 at 8:27pm
I=$440 P??? R=7% T=4years
this is simple interest

7th grade  Ms. Sue, Thursday, December 9, 2010 at 8:30pm
I = PRT
440 = P * 0.07 * 4
440 = 0.28P
440/0.28 = P
1571.43 = P

7th grade  bob, Thursday, December 9, 2010 at 8:31pm
thank you

7th grade  bob, Thursday, December 9, 2010 at 8:34pm
i need help with another
I=$440,P=??,R=5%,T=4 years
what is p

7th grade  Ms. Sue, Thursday, December 9, 2010 at 8:38pm
I 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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