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2 years ago

11

Maria earned $126 in simple interest from her savings account. If she invested $450 for 7 years, what was the interest rate?

1 answer:

Alik [6]2 years ago

4 0

Answer:

answer is 4%

Step-by-step explanation:

use formula Interest = Principal x Rate x Time

126 = 450 · 7 · r

126 = 3150 r

r = .04

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