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Nimfa-mama [501]
3 years ago
5

1. Find the product. Your answer should be in simplest form.

Mathematics
1 answer:
svp [43]3 years ago
3 0

Answer:

1) 24

2) 21/2 = 10 1/2

3) 2/5

Step-by-step explanation:

1) We have 2 2/3 * 9, to solve this we have to know that in multiplications we multiply the numerator from the first fraction times the numerator from the second fraction, and the denominators are multiplied too.

We also know that 2 2/3 = 8/3, because we multiply 2 times the denominator and then we add that result plus the numerator.

So now we have:

8/3 * 9 = 72/3 = 24

2) We do the same thing than in problem 1.

We have -4 1/2 * -2 1/3, so first we change them:

-4 1/2 = -9/2 and -2 1/3 = -7/3, so we have:

-9/2 * -7/3 = 63/6 = 21/2 = 10 1/2

3) We have 1/3 ÷ 5/6, to divide we can flip the second fraction and just solve it as a multiplication:

1/3 * 6/5 = 6/15 = 2/5

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I'm horrible at this please help:((((​
wel

Step-by-step explanation:

You can insert different values of x to find y

For example:

x = 4

Plug in x into the equation

y = -1/2(4) + 5

y = -2 + 5

y = 3

So your point will be (4, 3)

If you do 1 more like this, you can draw a line between them. Or you can use Desmos to graph the line.

Hope this helped you!!

8 0
3 years ago
Bill is making accessories for the soccer team. He uses 838.95 inches of fabric on headbands for 32 players and 3 coaches. He al
creativ13 [48]

There was 23.29 inches used on a headband for each player.

And 8.54 inches used on a wristband for each player.

To find out how much fabric for headbands and would beused for each player/person you would do

So, if you substitute the values in it is

And finally, to find how much fabric is used on a wristband for each player/person you would use the same formula.

7 0
3 years ago
A ship is 15 miles due west of lighthouse A on the island of Hawaii. If lighthouse B is 6.2 miles due south of lighthouse A, wha
Ierofanga [76]
I think its 6.2 miles
6 0
3 years ago
Read 2 more answers
Market research shows that 30% of consumers are likely to purchase an electronic tablet for younger children under age 10. Howev
Yuliya22 [10]

The probability of both children receiving a tablet is 15%.

We have given that

Age of Children P(Tablet) P(Laptop)

Less than 10    0.3   0.02

10-17     0.5    0.4

<h3>What is the probability?</h3>

Probability means possibility. It is a branch of mathematics that deals with the occurrence of a random event. The value is expressed from zero to one.

Probability of both children receiving a tablet is

0.3*0.5 = 0.15 = 15%

Therefore, the probability of both children receiving a tablet is 15%

Therefore option b is correct.

To learn more about the probability visit:

brainly.com/question/24756209

#SPJ1

5 0
2 years ago
Use the given information to find the minimum sample size required to estimate an unknown population mean μ.
larisa86 [58]

Answer:

The number of business students that must be randomly selected to estimate the mean monthly earnings of business students at one college is 64.

Step-by-step explanation:

The (1 - <em>α</em>) % confidence interval for population mean is:

 CI=\bar x\pm z_{\alpha/2}\ \frac{\sigma}{\sqrt{n}}

The margin of error for this interval is:

 MOE= z_{\alpha/2}\ \frac{\sigma}{\sqrt{n}}

The information provided is:

<em>σ</em> = $569

MOE = $140

Confidence level = 95%

<em>α</em> = 5%

Compute the critical value of <em>z</em> for <em>α</em> = 5% as follows:

 z_{\alpha/2}=z_{0.05/2}=z_{0.025}=1.96

*Use a <em>z</em>-table.

Compute the sample size required as follows:

MOE= z_{\alpha/2}\ \frac{\sigma}{\sqrt{n}}  

       n=[\frac{z_{\alpha/2}\times \sigma}{MOE}]^{2}

          =[\frac{1.96\times 569}{140}]^{2}\\\\=63.457156\\\\\approx 64

Thus, the number of business students that must be randomly selected to estimate the mean monthly earnings of business students at one college is 64.

4 0
4 years ago
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