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Flura [38]
4 years ago
7

The amount of time t (in hours) it takes to complete a certain job varies inversely with the number of workers, w. The constant

of variation is 28. Find the time it takes to complete the job when the number of workers is 16.
A.1.75 hours

B.0.57 hours

C.12 hours

D.448 hour
Mathematics
1 answer:
Vlad [161]4 years ago
5 0

Answer: should be A: 1.75 hours

Step-by-step explanation: divide 28/16 to give you 7/4, then you should turn this into a decimal which gives you 1.75

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What are the first four terms if the sequence represented by the expression n (n-1) -4?
shepuryov [24]
We have that
<span>n (n-1) -4

for n=1
a1=1*(1-1)-4------> a1=-4

for n=2
</span>a2=2*(2-1)-4------> a2=-2

for n=3
a3=3*(3-1)-4------> a3=2

for n=4
a4=4*(4-1)-4------> a4=8

the answer is
-4,-2, 2, 8
5 0
3 years ago
Can anyone help me please thank you if you do
omeli [17]

Hai!

Your answer should be A.

So so sorry if I am Wrong.

Have a good day! :3

6 0
3 years ago
Please help asap (17 points) thankyou
masha68 [24]

Answer:

median: 28

mean: 55 + 25 + 28 + 42 + 25 = 175    175 / 5= 35

Step-by-step explanation:

median is the number that is in the middle of all of the other numbers

mean is when you add all of the numbers together and then divide the total depending how many numbers you added together.

5 0
3 years ago
Read 2 more answers
Complete the ratio table to convert the units of time from hours to weeks or weeks to hours.
strojnjashka [21]

Answer:

Step-by-step explanation:

1176=7 weeks

3 weeks=504

7 0
3 years ago
The answer is A because the reverse of 6.75 is negative 6.75.
Shkiper50 [21]

Answer:

The is A as you say lol i don't know

7 0
3 years ago
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