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Whitepunk [10]
2 years ago
5

Write and solve a proportion to answer the question. What number a is 25% of 7/8?

Mathematics
1 answer:
alina1380 [7]2 years ago
7 0

Answer:

7/32

Step-by-step explanation:

simplify

7/32 =o.218

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What is a expression equivalent to ^3√8x^2y^3z^4
Daniel [21]
3sqrt(8x^2y^3z^4)
=2sqrt(8)xy^(3/2)z
=4sqrt(2)xzy^(3/2)
hope it helps :)
4 0
3 years ago
A population of a particular yeast cell develops with a constant relative growth rate of 0.4425 per hour. The initial population
nalin [4]

The exponential function is often used to model the growth or decay of a population

The population size of the yeast cell after 3 hours is 6.24 million

The given parameters are:

a = 3.1M --- initial number of cells

r = 0.4425 per hour --- rate

The nth term of an exponential function is:

f(n) = a(1+r)^n-1

After 3 hours; n = 3

So, we have:

f(3) = a(1+r)^3-1

Substitute values for a and r

f(3) = 3.1 (1+0.4425)^3-1

f(3) = 3.1 ( 1.4425)^2

f(3) = 6.24

Hence, the population size of the yeast cell after 3 hours is 6.24 million.

Read more about exponential functions at: brainly.com/question/3127939

#SPJ4

5 0
1 year ago
This figure consists of a rectangle and semicircle.
Lemur [1.5K]

60.84 (A)

That is your correct answer. u finished grade 7 gl in grade 8 man

4 0
3 years ago
Read 2 more answers
Write a posite or negative number :depositing $85 in a bank account
DedPeter [7]
I do not understand but if you deposit 85 dollars in a bank account it will most likely be positive unless you owe the bank money.


Hope I helped


Brainliest if satisfied
5 0
3 years ago
How do I find the answers to 17, 19, and 20?
Irina18 [472]

Answer:

17. 6

18. 18 (as shown)

19. 10/3 = 3 1/3

20. 20/3 = 6 2/3

Step-by-step explanation:

17. For this, you can subtract the given length GB=12 from the length you found for problem 18, BF=18. Doing that tells you FG = 18-12 = 6, as you have marked on the diagram.

19. As with median BF, the point G divides it into two parts that have the ratio 1:2. The distance from G to D is the shorter of the distances, so you have ...

... GD = (1/3) CD = (1/3)·10 = 10/3

... GD = 3 1/3

20. You can subtract GD from CD to get CG, or you can multiply CD by 2/3. The result is the same either way.

... CG = CD -GD = 10 -3 1/3

... CG = 6 2/3

_____

<em>Comment on centroid and median</em>

The centroid (G) divides each median into parts in the ratio 1:2. Hence the shorter of those parts is half the length of the longer one, or 1/3 the total length of the median.

The longer of the parts is double the length of the shorter one, or 2/3 the total length of the median.

Your marking of median BF seems to show an understanding of these relationships. (Total length: 18; length of parts: 6 and 12.)

3 0
3 years ago
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