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Aleonysh [2.5K]
4 years ago
10

Initially a pool contains 250 gallons of water. A hose is placed in the pool, and the water is turned on. The hose adds 5.4 gall

ons of water per minute. Write a linear model that represents the amount of water, V, in the pool as a function of time, t, in minutes.
Mathematics
2 answers:
kati45 [8]4 years ago
7 0

Answer:

The amount of water in pool after t minutes V = 250 + 5.4 t

Step-by-step explanation:

Amount of water in pool = 250 gallons.

The hose adds 5.4 gallons of water per minute.

Rate at which hose is adding water = 5.4 gallons per minute

We need to write a linear model that represents the amount of water, V, in the pool as a function of time, t, in minutes

We have

              V = 250 + 5.4 t

The amount of water in pool after t minutes V = 250 + 5.4 t                

zvonat [6]4 years ago
6 0
5.4 T=46.9
It would take 46.9 minutes to fill up the pool

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If January 20 falls on a Tuesday, then February 15 of that same year falls on which day of the week? (January has 31 days)
d1i1m1o1n [39]

Answer: Sunday

Step-by-step explanation:

The 27th would be tuesday

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2 years ago
The height of a volleyball, h, in feet, is given by h = −16t^2 + 11t + 5.5, where t is the number of seconds after it has been h
faust18 [17]

Answer:

The volleyball travel high enough to clear the top of the net.

Step-by-step explanation:

The height of a volleyball, h, in feet, is given by h = −16t² + 11t + 5.5, where t is the number of seconds after it has been hit by a player.

Now, for h = 7.3 feet, we can write

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Using the quadratic formula we get,

t = \frac{- (- 11) \pm \sqrt{(-11)^{2} - 4(16)(1.8)}}{2(16)}

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Therefore, for the two real positive values of t the volleyball travel high enough to clear the top of the net. (Answer)

5 0
3 years ago
0.001y^12, <br> 0.008b^6,<br> -8/27a^15 <br> Written as a cube of a monomial.
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In 2021,julia is 14 years old.michael is 2.50 times as old as julia.how old will julia be when michael is 60?
TiliK225 [7]

The Julia age will be 39 years old if In 2021,Julia is 14 years old. Michael is 2.50 times as old as Julia.

<h3>What is a linear equation?</h3>

It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.

If in the linear equation, one variable is present, then the equation is known as the linear equation in one variable.

Let's suppose the age of the Julia is x years when Michael is 60

Julia's age = 14 years in 2021

Age of Michael = 2.50×14 = 35 years

Increase in age Michael  of 60 – 35 = 25

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Thus, the Julia age will be 39 years old if In 2021,Julia is 14 years old. Michael is 2.50 times as old as Julia.

Learn more about the linear equation here:

brainly.com/question/11897796

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