If the simple interest on $3,000 for 10 years is $2,400 then what is the Interest rate?
1 answer:
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Answer:
(c)
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos42° = =
Multiply both sides by 12
12 × cos42° = x, hence
x ≈ 8.9 → (c)
