First make the denominators of the fractions the same by multiplying.

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Now we just need to add the fractions together

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9/6 would be the answer, but it can be simplified further, then converted into decimal form.

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=1.5 yardsYour final answer is 1.5 yards of ribbon are needed.
Answer:
Simple interest is calculated by multiplying the daily interest rate by the principal, by the number of days that elapse between payments.
Step-by-step explanation:
Principal x rate x time = interest.
$100 x .05 x 1 = $5 simple interest for one year.
$100 x .05 x 3 = $15 simple interest for three years.