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Anit [1.1K]
3 years ago
15

in a college biology class, only half of the class earned a passing grade. Out of all the students, 25% studied and passes. What

is the probability of someone having studied, give that they passed?
Mathematics
1 answer:
nata0808 [166]3 years ago
5 0

Answer:

17.5%

Step-by-step explanation:

take 25% x 1/2..............

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Focus on number two ok
melomori [17]
Its simple, convert 1 and 2/3 into a fraction which is 5/3 and use KCF which is Keep Change and Flip,

How this works is that you keep the first fraction, then change the division sign to a multiplication sign (Change = change the sign into its oppisite) then flip the other fraction from being 5/3 into 3/5. And then you multiply top times top and bottom times bottom. After that you simplify if you can, Hope this helped!
7 0
3 years ago
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The equation of a best fit line is y = 6x + 9. Predict a value for y when x = 4. Type your answer in the space provided. Do not
MrMuchimi

Answer:

y=33

Step-by-step explanation:

we have

y = 6x + 9

Remember that

To predict a value for y, when x = 4

substitute the value of x in the equation

so

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6 0
3 years ago
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Each year, Kipp raises money by participating in the Walk for Breast Cancer. Last year, Mr. Madrid walked at a pace of 12 miles
Ilia_Sergeevich [38]
A.

The rate is 12:2

B.

Set up a proportion:

12/2 = x/5

Multiply 5 to both sides:

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Divide:

30 = x

So he will walk 30 miles in 5 hours.

C.

To find out, we can divide 12 / 2.

12 / 2 = 6 miles per hour
8 0
4 years ago
I need help with my math homework
AleksandrR [38]
Download Photomath it helps and it gives you step by step or
5 0
3 years ago
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Give me an expression of nine less than a number
kompoz [17]
So if you want it to be 9 less than your number (x) then you would subtract nine.

So it would be:

x - 9.

So if your "number" is 12 then you would substitute x for 12 and it would be 12-9. The answer is 3. So 3 is 9 less than a number (12).



I believe
4 0
3 years ago
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