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jasenka [17]
3 years ago
14

What is the mean of 20.3, 12.5, 7.6, 13.9, 9.2, 21.7, 17.5, 15.6, and 14.6

Mathematics
1 answer:
gavmur [86]3 years ago
3 0
The mean, or the average, is 14.7666667. You get that by adding all of the numbers up and dividing by 9 (since there are 9 numbers).
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7388475694872+378496293
andrew-mc [135]
The answer is 7,388,854,191,165
7,388,475,694,872+378,496,293=7,388,854,191,165
8 0
3 years ago
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At the end of each week, an employer gives some vacation hours to a few randomly selected employees. There are 25 employees in h
densk [106]

Answer:  There are 177100 possible groups.

Step-by-step explanation:

Given: Total employees = 25

Number of  employees  wants to choose = 6

The combination of n things taken r at a time is given by:-

^nC_r=\frac{n!}{r!(n-r)!}

Put n = 25 and r= 6, we get

^{25}C_6=\frac{25!}{6!(25-6)!}\\\\=\frac{25\times24\times23\times22\times21\times20\times19!}{6!19!}\\\\=177100

Hence, there are 177100 possible groups.

8 0
3 years ago
45 620 000 to the nearest million​
aniked [119]

Answer:

46,000,000 (46 million)

Step-by-step explanation:

If the number to the right (in this case the hundred thousands place) is 5 or greater then you round up.

If it was lower than 5 you would round down.

As the number in the hundred thousands place is 6, this means we can round up.

6 0
3 years ago
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Stocks are units of ownership in a company. The stock market is a place where stocks are bought and sold. When you buy a stock,
SIZIF [17.4K]
The absolute value is three.
Think of it like this. Whenever the absolute value is there, the number or expression inside, whether negative or positive takes a shower. When they are done showering, they are clean. The clean equals positive, all numbers after absolute value are positive so the answer is three.
8 0
3 years ago
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A property sells for $140,000 two years after it was purchased. If the annual appreciation rate is 6%, how much did the original
kykrilka [37]

Answer:

$123,200

Step-by-step explanation:

0.06 x 2 = 0.12

140,000 x 0.12 = 16,800

140,000 - 16,800 = 123,200

3 0
3 years ago
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