OpenStax, Prealgebra 2e §6.4 Solve Simple Interest Applications · Example 5 · Algebra · Algebra word problems

Solve Simple Interest Applications · Example 5

Loren lent his brother $\$ \text{3},\text{000} $t o h e l p himb u y a c a r . I n$ \text{4 years} $hi s b r o t h er p ai d himba c k t h e$ $\text{3},\text{000} $pl u s$ $\text{660}$ in interest. What was the rate of interest?

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OpenStax, Prealgebra 2e · §6.4 Solve Simple Interest Applications · Example 5

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