If the simple interest on $4,000 for 10 years is $3,200,then what is the interest rate
2 answers:
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Answer:
x ≈ 8.66
Step-by-step explanation:
Using the sine ratio in the right triangle
sin60° = =
Multiply both sides by 10
10 × sin60° = x, thus
x ≈ 8.66 ( to 2 dec. places )