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Aleonysh [2.5K]
3 years ago
10

My HW riddles are here again!!

Mathematics
2 answers:
gizmo_the_mogwai [7]3 years ago
5 0

Answer:

none

Step-by-step explanation:

6 people built the barn in 9 hours, right?

well the question told us "  how long would it take 12 people to build the same barn?"

the trick here is that it says "  build the same barn?"

well the barn is already built, so we don't have to build it again.

hope this helped :D

mars1129 [50]3 years ago
4 0

Answer:

4 and a half minutes????

Step-by-step explanation:

i dont know :/

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A well know Statistical Institution claims that the average College tuition for a law degree costs at least thirty five thousand
kirill [66]

Step-by-step explanation:

Below are the null and alternative Hypothesis,

Null Hypothesis, H0: μ = 35000

Alternative Hypothesis, Ha: μ < 35000

Test statistic,

z = (xbar - mu)/(sigma/sqrt(n))

z = (33450 - 35000)/(5978/sqrt(50))

z = -1.83

P-value Approach

P-value = 0.0336

As P-value >= 0.02, fail to reject null hypothesis.

There is not sufficient evidence to conclude that the average College tuition for a law degree costs at least thirty five thousand dollars.

4 0
3 years ago
kyle unpacks a box that holds 9 layers of cans. There are 5 rows of 4 cans in each later. which way can Kyle organize all the ca
Ainat [17]
It might be 180 because 5×4 is 20 and 20×9 is 180

4 0
3 years ago
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Groom Lawn Equipment pays John Gonzales a $960 monthly salary plus a 8% commission on merchandise he sells each month. Assume Jo
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Good think you’ll
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4 0
4 years ago
3x^2 + 12x - 96 help please
TEA [102]

Answer:

fully factored form = 3(x-4)(x+8)

Step-by-step explanation:

first you factor 3 out

3(x^2+4x-32)

then factor it

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8 0
2 years ago
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Compound Interest: Hannah is putting 10,000 dollars in the bank for 5 years at 6% p.a every 6 months what is her Final Balance?
8090 [49]
I think you can solve it by doing this: 

10(10,000+0.06)= Final Balance 

6 months + 6 months = 1 year

^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    She has to pay twice a year 


Now that we know that just multiply 2 by 5 and you get 10. 10(10,000+0.06)= Final Balance 

So it should be 100000.6

Not sure if that's right so ask someone to check


6 0
3 years ago
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