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lakkis [162]
3 years ago
15

Gianna scored an 60% on her unit one test. How many questions where on the test if she answered 18 questions correct?

Mathematics
2 answers:
lyudmila [28]3 years ago
8 0
Final answer: 30

your welcome
Natalka [10]3 years ago
5 0

18 is 60% of ??

You know 18 is 60% of your questions and if you find 10% then you can multiply by 10 for 100%.

60/10 = 6

18/6 = 3

3 is 10% so now you multiply by 10.

3 • 10 is 30

There were 30 questions.

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In 2015, the population of a district was 10,600. With an annual growth rate of approximately 4%, what will the population be in
Murljashka [212]

Answer:

19,090\ people

Step-by-step explanation:

we know that

The equation of a exponential growth function is given by

y=a(1+r)^x

where

y is the population

x is the time in years since year 2015

a is the initial value

r is the rate of change

we have

a=10,600\\r=4\%=4/100=0.04

substitute

y=10,600(1+0.04)^x

y=10,600(1.04)^x

In the year 2040 the value of x is equal to

x=2040-2015=25\ years

substitute

y=10,600(1.04)^{15} =19,090\ people

7 0
3 years ago
Can some one plz help me?
spin [16.1K]
Volume = base area x height

Base area = 6 (1/2 x 3 x 2.6) = 23.4 cm²

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Answer: Volume = 164 cm³
4 0
3 years ago
Read 2 more answers
What is 2^10 divided by 5
yanalaym [24]
1024/5

204.8

that's it
6 0
3 years ago
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Answer the other following question.
pychu [463]

Given:

L = W - 4

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We can substitute 2L for 2(W - 4) = 2W - 8

So:

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Answer is 4. 4W-8

5 0
4 years ago
If you start at (-5,5) and then move right 9 units where do you end up at ?
kakasveta [241]

Answer:

(-5, 13)

Step-by-step explanation:

5 + 9 = 13

x axis is horizontal

8 0
3 years ago
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