Miguel Rodriguez borrowed ​$400 from his brother Julio to pay for books and tuition. He agreed to pay Julio in


Question:


Miguel Rodriguez borrowed ​$400 from his brother Julio to pay for books and tuition. He agreed to pay Julio in 6 months with simple annual interest at 6.3​%. ​a) How much will the interest amount​ to? ​b) What amount must Miguel pay Julio at the end of 6​ months?




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