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pav-90 [236]
3 years ago
5

A water tank is being filled by pumps at a constant rate. The volume of water in the tank, V, in gallons, is given by the equati

on: V(t) = 65t + 280, where t is the time, in minutes, the pump has been on. At what rate, in gallons per minute, is she water being pumped into the tank?
Mathematics
2 answers:
nata0808 [166]3 years ago
8 0

Answer: the water is being pumped at the rate of 65 gallons per minute

Step-by-step explanation:

The volume of water in the tank, V, in gallons, is given by the equation:

V(t) = 65t + 280,

where

t is the time, in minutes,

v is the volume of the water in gallons.

The volume of water being pumped is a function of time. It is a Linear equation and it takes the form of the slope intercept equation, y = mx + c

Where m is the slope and

c is the intercept. Comparing both equations, the slope in the given equation is 65.

Slope means the rate of change in y with respect to x. So it means that the volume of water in the tank in gallons is increasing at a rate of 65 gallons per minute.

SIZIF [17.4K]3 years ago
6 0

Answer:

idk

Step-by-step explanation:

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Answer: g(x)=(3)^{-x}

Step-by-step explanation:

We know that if a figure is reflected across y axis then its y coordinate remains same but the x coordinate changes its polarity.

i.e. the function f(x) will become f(-x) .

Now, the given function :f(x)=(3)^x

Then , after reflection across y axis the new function will become:

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4 years ago
Rule set for 18250 , 18500 , 19000 , 20000
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3 0
3 years ago
Can someone please help me with this question?
liq [111]
To get the solution we are looking for we need to point out what we know.
1. We assume that 55 is 100% because its the output value of the task.
2. We assume that the x is the value we are looking for. 
3. If 100% = 55 so we can write it down as 100%=55 
4. We know that x% = 44 of the output value so we can write it as x%=44.
5. Now we have two simple equations: 1) 100%=55 2) x%=44 where left sides of both of them have the same units and both right sides have the same units so we can do something like that 100%/x%=55/44.
6. Now we just have to solve the simple equation and we will get the answer.
7. Solution for 44 is what percent of 55 100%/x%=55/44 (100/x)*x=(55/44)*x we multiply both sides of the equation by x 100= 1.25*x we divide both sides of the equation by (1.25) to get x 100/1.25=x 80=x now we have: 44 is 80% of 55! 

Quick answer = 44 is 80% of 55
Hope this helps! ;D
3 0
3 years ago
Find the slope of the line passing through the points (-6, 1) and (-7,5).
AlexFokin [52]

Answer:

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Hope this helps :)

4 0
3 years ago
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vazorg [7]

Answer:

The correct answer would be C

Step-by-step explanation:

Looking at the data, you can tell that the first two are going to be wrong. The minimum is 1, and the maximum is 5.

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Then, you must divide the value by the number of data given. There are 8 numbers here, so you must divide 23 by 8.

23/8 = 2.875

2.875 is between the numbers 2 and 3 like answer C said, so C is correct.

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3 years ago
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