Someone please help with this

Mathematics

1 answer:

alukav5142 [94]3 years ago

6 0

The answer is : 60.0625

Explanation

The mean set is meaning the average

To determine the mean you add all the numbers and then divide by the number data of items

Adding all of them equals =961

Having in total of 16 numbers divide the total will equal=60.0625

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

avanturin [10]

Answer:

Interest rate of 7%.

Step-by-step explanation:

The compound interest formula is given by:

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

Where A(t) is the amount of money after t years, P is the principal(the initial sum of money), r is the interest rate(as a decimal value), n is the number of times that interest is compounded per year and t is the time in years for which the money is invested or borrowed.

In this question:

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