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vova2212 [387]
2 years ago
11

Select the correct answer.

Mathematics
1 answer:
Iteru [2.4K]2 years ago
8 0

Answer:

B

Step-by-step explanation:

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Nisha and Lee Nguyen are purchasing a new home with monthly mortgage payments of $740.16. Their annual property taxes are estima
Setler79 [48]

Answer:

6787.8

explanation:

740.16 + 3047.16 + 2149.76 + 850.72 = 6787.8

i dont actually know if this is it so sorry if not

5 0
2 years ago
A worker at a landscape design center uses a machine to fill bags with potting soil. Assume that the quantity put in each bag fo
ddd [48]

Answer:

Mean = 15.15

Standard deviation = 0.6062

Step-by-step explanation:

We are given a uniform distribution of  quantity to be put in each bag.

Low and high filling weights:

14.1 pounds and 16.2 pounds

a = 14.1

b = 16.2

a) Mean:

\mu = \displaystyle\frac{a+b}{2}\\\\\mu = \frac{14.1+16.2}{2} = 15.15

b) Standard Deviation:

\sigma = \sqrt{\displaystyle\frac{(b-a)^2}{12}}\\\\= \sqrt{\dfrac{(16.2-14.1)^2}{12}} = \sqrt{0.3675} = 0.6062

4 0
3 years ago
2x-1=4<br> -2x+y=8<br> Find the value of x
andrezito [222]

Answer:

Step-by-step explanation:

2x=5

x=2.5

4 0
3 years ago
John mows 6 lawns a week and makes 90 dollars. If he made 270 dollars how many lawns did he mow??? Please help im really struggl
tangare [24]

Answer:

Step-by-step explanation:

90 × 3=270 dollars

6×3= 18 lawns

7 0
3 years ago
What is the difference between a rate and a unit rate? Show an example
QveST [7]

Answer:

Rate: In mathematics, a rate is the ratio between two related quantities in different units. If the denominator of the ratio is expressed as a single unit of one of these quantities. "The most common type of rate is "per unit of time."

Unit Rate: A unit rate is a rate with 1 in the denominator. If you have a rate, such as price per some number of items, and the quantity in the denominator is not 1, you can calculate unit rate or price per unit by completing the division operation: numerator divided by denominator.

Step-by-step explanation:

8 0
3 years ago
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