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Kryger [21]
2 years ago
9

The speed limit on a highway is 55 mph. A speed sensor showed that a car went 900 ft in 8 s. Is the car traveling over the speed

limit? Explain.
Mathematics
1 answer:
Reika [66]2 years ago
6 0

Answer:

900 feet / 5,280 = 0.1704545... miles

8 seconds / 3,600 = 0.0022222222 hours

0.1704545 miles / 0.0022222222 hours = 76.704525767 miles per hour

The car is well over the speed limit

Step-by-step explanation:

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The population of mastertown was 23,000 in 2012. assume that mastertowns population increases at a rate of 2% per year. write an
Svetlanka [38]
Alright, let's interpret it, first.

The question is asking us to first find two percent of 23,000, then right an equation.

Alright, first, let's find two percent of 23,000. To find that we must do 0.02*23,000

I got 460

So we know that Mastertown's population is increasing by 460 people per year. All we have to do now is plug that into the equation.

Population (y)= 460* amount of years (x)

So our final equation is y = 460x

Hope this helped! Ask any questions about it!
4 0
3 years ago
A bag contains 4 white, 3 blue, and 3 red marbles. Find the probability of choosing a red marble, then a white marble if the mar
scZoUnD [109]

Answer: 2 / 15

Step-by-step explanation:

3 red / 10 total

4 white / 9 total

3/10 * 4/9 = 12/90 = 2/15

5 0
2 years ago
What is 2+(9-5)x7-3/4
Cloud [144]
I got 9.75 hope it's right
5 0
3 years ago
Could someone answer this and explain an easier way to do this?
goblinko [34]

Answer:

Area of the figure = 109 cm. square

Step-by-step explanation:

The radius of the semi circle is 12 ÷ 2 = 6 cm.

Area of the semi circle = \frac{1}{2}\pi(6^{2})=18\pi

The radius of the quarter circle is 6 cm.

Area of the quarter circle = \frac{1}{4}\pi(6^{2}=9\pi

The area of the rectangle = 12 × 2 = 24

The area of the figure = 18π + 9π + 24 = 108.78 ≅ 109 cm. square

3 0
2 years ago
Your bank account hos a bolance of -$17. You deposit $70. What is your new balance? Show work:​
Norma-Jean [14]

Answer:

53

Step-by-step explanation:

70-17= 53

3 0
2 years ago
Read 2 more answers
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