MacKenzie surveys 80 of her classmates and finds that 65% of them like sports. She also finds that 75% of her 64 relatives like
2 answers:
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To solve this we are going to use the simple interest formula: 
where
is the final amount.
is the initial investment.
is the interest rate in decimal form.
is the time in years.
Investment A. We know that the initial investment is $10,000, so
. We also know that the number of years is 5, so 
. To convert the interest rate to decimal form, we are going to divide the rate by 100%
Lets replace those values in our formula to find:
Investment B.
, 
, and 
.
We can conclude that investment A will be worth than investment B at the end of the investment period.
where
Investment A. We know that the initial investment is $10,000, so
Lets replace those values in our formula to find
Investment B.
We can conclude that investment A will be worth than investment B at the end of the investment period.