# Chapter 7 - Section 7.6 - Percent and Problem Solving: Interest - Practice: 2

225 dollars

#### Work Step by Step

I=PRT Let P=1500dollars , R=20% ,T = 9 months 9 months =$\frac{9}{12}$year=$\frac{3}{4}$ year I=1500 $\times$20% $\times$ $\frac{3}{4}$ Write 20% as a decimal I = 1500$\times$0.2 $\times$ $\frac{3}{4}$ Multiply I=300$\times$ $\frac{3}{4}$ =$\frac{900}{4}$ = 225 The simple interest is 225 dollars.

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