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investment of $1500 paid interest of $45 during a certain period
Let x represent interest on an investment of $2000 invested similarly
Question sets Up the Proportion***
| Cross Multiplying
1500x = 45*2000
x = 45*2000/1500
x = $60, interest on an investment of $2000 invested similarly
CHECKING our Answer***
45/1500 = 60/2000 = 3/100