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Elina [12.6K]
3 years ago
6

Help pls just one question !!!

Mathematics
2 answers:
Naddika [18.5K]3 years ago
4 0

Answer:

T>30

Step-by-step explanation:

Time is more then 30

She exercise more than 30 minutes per day.

GaryK [48]3 years ago
3 0

Answer:

  t > 30

Step-by-step explanation:

In terms of t, Lena's exercise time can be described by "t is more than 30". In math terms, that's the same as "t is greater than 30":

  t > 30

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Tony and his three friends live in Albuquerque, New Mexico, but they all attend college in Boston, Massachusetts. Because they w
astra-53 [7]

Hello...


Tony and his three friends live in Albuquerque, New Mexico, but they all attend college in Boston, Massachusetts. Because they want to have a car at school this year, they are planning to drive Tony's car from Albuquerque to Boston at the beginning of the school year. Although they'll each pay for their own food during the road trip, the friends plan to split the costs for gas and hotels evenly between the four of them.

Estimate the total cost that each friend will have to pay for gas and hotels. Explain how you got your answer. Here are some figures that may help you out:

•Tony's car can travel 28 miles for each gallon of gas.

•The average fuel cost at the time of their trip is $3 per gallon.

•They plan to drive about 650 miles each day.

•They estimate the average cost of a hotel each night is $85.

•They will drive approximately 2,240 miles to get from Albuquerque to Boston.


Solution:

Cost of Gas:

2240 / 28 x 3 = $240

Cost of Lodging:

85 x floor2240 / 650 = $255

Cost of both: $240 +255 = $495.

The cost for a 1/4 share is $495/4 = $123.75.

4 0
2 years ago
Which piecewise function below represents the function f(x)=x?(Only have 2 hours to answer)
irinina [24]

Answer:

f(z)={3z-30. if 0<z<10}

7 0
3 years ago
A circle has a circumference of 6. It has an arc of length
Minchanka [31]

Answer:

Ф = CO/(6 units)

Step-by-step explanation:

The formula for arc length is s = rФ, where Ф is the central angle.  This can be solved for Ф, the central angle:

         

        arc length

Ф  = ------------------

            radius

If the given arc length is represented by CO, then the central angle is

Ф = CO/(6 units)

4 0
3 years ago
Select all the correct answers<br> Which functions are the same as their inverse functions?
KIM [24]

Answer:

f(x)

Step-by-step explanation:

f(x)=x-1/x+5

y=x-1/x+5

xy+5y=x-1

xy-x=-1-5y

x(y-1)=1-5y

x=-1-5y/y-1

x=-5

6 0
3 years ago
Help pls explain or don’t just help
Nimfa-mama [501]

Answer:

2 meters, cuz shovels are usually pretty long

3 0
3 years ago
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