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sasho [114]
3 years ago
5

The stopping distance for 10 cars traveling at 55 miles per hour is shown in the table above . What is the mean (average ) stopp

ing distance for the 10 cars ?

Mathematics
1 answer:
umka21 [38]3 years ago
8 0

Answer:

50

Step-by-step explanation:

Add all of the numbers and divide by the number of columns. Ex.

48+49+50+51+51= 250

250÷5= 50

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In a parallel circuit, ET = 240 V, R = 47 kΩ, and XL = 50 kΩ. What is the reactive power?
Fittoniya [83]

Answer:

Reactive power is 1.152 VARs

Step-by-step explanation:

We are given that in a parallel circuit,E_{T}=240V,R=47kΩ and X_{L}=50kΩ.

reactive power means the dissipating power resulting from inductive and capacitive loads measured in volt-amperes reactive(VAR).Since our circuit has inductor only, reactive power will be power dissipated from inductor.

Current through inductor=\frac{E_{T}}{X_{L}} =\frac{240}{50}=4.8milli amps=0.0048 A

Reactive power = (current flowing through inductor)X (Voltage across inductor)

Hence reactive power = 0.0048 X 240=1.152 VARs

7 0
3 years ago
How do you algebraically solve for equilibrium using supply and demand equations?
sweet [91]

Answer:

How do you find the equilibrium price with a supply and demand function?

To determine the equilibrium price, do the following.

Set quantity demanded equal to quantity supplied:

Add 50P to both sides of the equation. You get.

Add 100 to both sides of the equation. You get.

Divide both sides of the equation by 200. You get P equals $2.00 per box. This is the equilibrium price.

6 0
3 years ago
Read 2 more answers
If peter piper picked a peck of pickled peppers, how many pickled peppers did peter piper pick?
Shkiper50 [21]
The answer above me is correct
3 0
3 years ago
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HELP BRAINLYNST ANSWER 40 points plz help help with the whole page and just to make sure do the answers answer cause I wanna kno
madam [21]

Answer:

11) .75  12) .65 13) .6 14) .4 15) a. .6 b. 4 16) .09 17) 9/100 18) .60 19) .20 10) .50

Step-by-step explanation:

Your'e welcome (;

8 0
3 years ago
Challenge Yael used to have a square garage with 370 ft ^2of floor space. She recently built an
Yuki888 [10]

Scale factor of area is the square of the scale factor of length

The required values are;

  • The length of one sides of the garage was originally approximately <u>19.2 ft.</u>
  • The length of one of the sides of the garage is now approximately <u>23.6 feet</u> long
  • The percentage increase in length is approximately <u>22.5 %</u>

Reason:

The given parameters are;

The area of the square garage = 370 ft.²

The area of the new garage has 50% more space

Required;

Part A

The initial side length

The initial side length, given to the nearest tenth, <em>s</em>, is the square root of the area, <em>A</em>, given as follows;

  • s = √(370 ft.²) ≈ 19.2 ft.

Part B

The side was increased by 50%, to give,

370 + 0.5×370 = 555

The new area of the garage = 555 ft.²

The side length of the new garage, s = √(555) ≈ 23.6

  • The side of the garage now is 23.6 ft.

Part C

The percentage increase is given as follows;

The \ percentage \  increase \ in \ length = \dfrac{New \ length - Initial \ length}{Initial \ length }

The \ percentage \  increase \ in \ length = \dfrac{\sqrt{555}  - \sqrt{370} }{\sqrt{370}  } \times  100 \approx 22.5 \%

  • The percentage increase in length of the side of the garage is approximately 22.5 %

Learn more here:

brainly.com/question/7639412

3 0
3 years ago
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