2 years ago

What’s the answer??????

Mathematics

2 answers:

riadik2000 [5.3K]2 years ago

8 0

Answer:

2x+15

Step-by-step explanation:

hope this helps you

Luba_88 [7]2 years ago

5 0

2x+15
Hope this helps!

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27. The interest rate that doubles a sum in 10 years is<br>a) 12%<br>b) 11%<br>c) 10%<br>d) 9%

avanturin [10]

Answer:

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Step-by-step explanation:

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$A(t) = P(1 + \frac{r}{n})^{nt}$

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In this question:

We want to find t for which $A(t) = 2P$ when $n = 1, t = 10$ . So