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April 17, 2014

Homework Help: Math( 8th) Rate of change

Posted by Misty on Thursday, January 19, 2012 at 1:55pm.

Khiry has money in a savings account at the bank that increases by the same amount of interesr each year. In 2003 khiry had $200 in the bank. In 2006, Khiry had $215 in the bank.In how mnany years will Khiry hav $230?

The cost of gasoline per gallon in 1989 is $2.39. In 1995, the cost of gas per gallon is $2.69. In what year will the cost of gas be $2.89?

Mr. Jenssen's car decreased in value at a constant rate at the start of each successive year. The casr was worth $11,000 in 2003 and $9,600 in 2007. When the car was worth $8,900, he sold it, In what year did Mr. Jessen sell the car?

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