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Pete borrowed $400 for 1 year. He paid back a total of $440. What was the interest rate per year?

User ODelibalta
by
5.0k points

2 Answers

3 votes

Answer:

10%

Explanation:

That year, he paid $40 in interest, which is 10% of the original loan.

User Jieong
by
5.4k points
4 votes

Answer:

10%

Explanation:

He had to payback 40 more than he borrowed.

440-400=40

40 is 10% of 400, what he borrowed.

400÷10=40

User Jungwon
by
4.9k points
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