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UNO [17]
3 years ago
10

At what rates did she invest? $1500 invested at___% $800 invested at ____%

Mathematics
1 answer:
frosja888 [35]3 years ago
3 0

Answer:

4% and 5% respectively

Step-by-step explanation:

Let the intrest rate be x in the first account at x% and (x+1)% in the second account.

ATQ, 100=(x)*1500/100+(x+1)*800/100

x=4.

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Step-by-step explanation:

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And if you are using a calculator, simply enter 30×100÷75, which will give you the answer.

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Option A.
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