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Dovator [93]
3 years ago
8

Susie's bakery is having a sale on all cookies. The bakery is offering a sale pack of 4 cookies for $2.80. What is the unit pric

e of a cookie within the sale pack?
Mathematics
1 answer:
klemol [59]3 years ago
8 0

Answer:

$11.02

Step-by-step explanation:

Im pretty sure this is right, srry if its not.

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In a 10 m2 ecosystem, there are 20 raccoons. The population density of raccoons is _____.
katrin2010 [14]
To find the density of racon all you have to do is to divide number of racoons with surface area because as name says you need to get x number of racoons per m^2

its own name tells you what you need to divide with what.

answer is:
20/10 = 2 raccoons per m^2
8 0
3 years ago
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What is the missing number in the sequence below?<br><br> 39, 24, 9, ____, -21
Oksi-84 [34.3K]

Answer:

-6

Step-by-step explanation:

The pattern here is that you substract 15 every time you move a number (left to right) , therefore: 9-15 = -6

If you have any questions about the way I solved it, don't hesitate to ask me in the comments below =)

6 0
3 years ago
How to write this standard form?<br><br> 2y=-3x+5
Schach [20]

Answer:

3x + 2y - 5 = 0

Step-by-step explanation:

Standard form: ax + by + c = 0

2y = -3x + 5

+3x - 5 to both sides

2y + 3x - 5 = 0

Change order.

3x + 2y - 5 = 0

4 0
3 years ago
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If a normal distribution has a mean of 62 and a standard deviation of 12 what is the z-score for a value of 80
kap26 [50]

Answer with explanation:

\text{Mean}=\mu = 62\\\\ \text{standard deviation}=\sigma=12\\\\ \bar X=80\\\\Z_{score}=\frac{\bar X -\mu}{\sigma}\\\\Z_{score}=\frac{80-62}{12}\\\\Z_{score}=\frac{18}{12}\\\\Z_{score}=1.5

Option B:→ 1.5

3 0
3 years ago
Which is the value of this expression when  and ? 
ExtremeBDS [4]

You are missing crucial bits of information. If you could reply with the missing information, I will do my best to assist you :)

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