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3 years ago

1.55 people can go on a roller coaster every 15 minutes. How many people per hour?

Mathematics

1 answer:

JulijaS [17]3 years ago

3 0

Answer:

23.25

Step-by-step explanation:

multiply 15x1.55 and once you get your answer divide it by 15 and see if you start back with 1.55 or the number it gives you.

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SIMPLIFY.<br><br> 6y^3(3 + 4y^2)

Hitman42 [59]

Answer:

18y^3 + 24y^5.

Step-by-step explanation:

6y^3(3 + 4y^2)

= 6*3 y^3 + 6*4 y^(3+2)

= 18y^3 + 24y^5.

5 0

3 years ago

What is the volume of a sphere with a radius of 6 mm?

Mrrafil [7]

Answer:

$V = 904.779\,mm^{3}$

Step-by-step explanation:

The volume of a sphere can be determined by using the following formula:

$V = \frac{4\pi}{3}\cdot r^{3}$

$V = \frac{4\pi}{3}\cdot (6\,mm)^{3}$

$V = 904.779\,mm^{3}$

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3 years ago

Which series of transformations will not map figure Q onto itself? (x + 2, y − 2), reflection over y = x − 1 (x − 2, y + 2), ref

raketka [301]

b Step-by-step explanation:

this is super easy

7 0

3 years ago

How long should an escalator be if it is to make an angle 30 with the floor and

Charra [1.4K]

Answer:

it should be 23 feet long

Step-by-step explanation:

7 0

2 years ago

Find the area of the circle. Leave your answers in terms of pi.

Savatey [412]

Answer:

49pi m^2

Step-by-step explanation:

Area of circle=pi r^2

D=2r=14

r=7

Area of circle =7^2pi=49pim^2

3 0

3 years ago

Read 2 more answers