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Sergio [31]
3 years ago
5

An airplane is flying at a constant speed. The airplane descends 450 meters in 9 seconds. Write the speed of the airplane as an

integer.
Mathematics
1 answer:
Sergeeva-Olga [200]3 years ago
4 0

Answer: Speed = 50meters/ second

Writing as an integer becomes + 50meters/ second 0R  50meters/ second

Step-by-step explanation:

Speed is given as   = Distance / Time

distance covered  by Airplane  = 450 meters

Time = 9 seconds

Therefore,  Speed = 450/ 9 = 50 meters/second

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Three people go to a restaurant. Their bill comes to $78.00. They decide to split the cost. One person pays $4.50; the next pers
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Answer:

$60.00

Step-by-step explanation:

First person:

$4.50

Second person:

3 times $4.50 = $13.50

Total of first two people:

$4.50 + $13.50 = $18.00

Third person:

$78.00 - $18.00 = $60.00

The third person pays $60.00

8 0
3 years ago
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Step-by-step explanation:

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8 0
3 years ago
Please help and answer all the question too
IgorC [24]
To find the volume you use the formula—> length x width x height.

For the first problem you’ll solve 5 x 3 x 2 which is 30.

For the second one you’ll do the same thing. For this one you’ll do 3 x 3 x 2 which is 18.
4 0
3 years ago
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Write the standard form of the equation of the circle of radius r=6 and center (h,k) = (0,0).
Mama L [17]

Answer:

x²+y²=36

Step-by-step explanation:

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x²+y²=r²

here r is radius r=6

so the answer

5 0
3 years ago
12. Monica is an unmarried college student with no dependents. Last year, she
boyakko [2]

The tax bracket that Monica falls partly into is the $0 - $9,950 bracket. This is because her taxable annual earnings after is less than $9,950. hence she will be paying 10% of what's taxable.

<h3 /><h3>What is a Tax Bracket?</h3>

A tax bracket is a tax group into which a person falls into depending on their annual income, number of dependents, and marital status.

It is important to know that tax brackets are reviewed from time to time.

Learn more about Tax Brackets at:

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2 years ago
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