OpenStax, Prealgebra 2e §6.4 Solve Simple Interest Applications · Exercise 37 · Algebra · Algebra word problems

Solve Simple Interest Applications · Exercise 37

Solve the problem using the simple interest formula.

Airin borrowed $\$ \text{3},\text{900} $f r o mh er p a r e n t s f or t h e d o w n p a y m e n t o na c a r an d p r o mi se d t o p a y t h e mba c k in$ 15 $m o n t h s a t a$ \text{4}\%$ rate of interest. How much interest did she owe her parents?

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OpenStax, Prealgebra 2e · §6.4 Solve Simple Interest Applications · Exercise 37

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