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NikAS [45]
3 years ago
8

Amy is doing a science experiment on how a certain bacterium reacts to an antibiotic. She has 3 dishes of identical bacterium sa

mples with 14 bacteria in each dish. She gives an antibiotic to all of the bacteria in one dish. All of the treated bacteria died, and the bacteria in the other two dishes survived.
What type of sampling is demonstrated in the situation above?
negative sampling
convenience sampling
random sampling
census
Mathematics
1 answer:
Katarina [22]3 years ago
5 0

ANSWER EQUALS 567. I THINK


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-5^2 + (-15) ÷ (-3) + 20 Solve using PEMDAS showing work
oee [108]
In PEMDAS, there is no parentheses in this equation, so we move on to exponents.

-5^2 is 25
Now, we divide -15/-3 then we get 5
Next, we do -3+20=17
25+5+17 would be 47

Your answer should be 47!
Hope this helps (:
5 0
3 years ago
A bank is offering 2.5% simple interest on a savings account . if you deposit $5000, how much interest will you earn in one year
hjlf

Answer: $1,500

I=PRT

I=(5000)(.025)(12)

I=$1,500

4 0
2 years ago
For brainliest :)<br> Oml i need more characters<br> There :)
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Answer:

Imfaooooooo

Step-by-step explanation:

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4 0
3 years ago
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When multiplying bases with exponent, you always multiply the exponents True or false
patriot [66]

Answer: no, you add the exponents.

Step-by-step explanation:

5 0
3 years ago
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A stock has a beta of 1.30, the expected return on the market is 10 percent, and the risk-free rate is 4.6 percent. What must th
Ronch [10]

Answer:

11.62%

Step-by-step explanation:

Calculation for What must the expected return on this stock be

Using this formula

Expected return=Risk-free rate+(Expected market return -Risk-free rate)*Beta

Let plug in the formula

Expected return=4.6%+(10%-4.6%)*1.30

Expected return=4.6%+(5.4%*1.30)

Expected return=0.046+0.0702

Expected return=0.1162*100

Expected return=11.62%

Therefore What must the expected return on this stock is 11.62%

7 0
2 years ago
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