Arul performed an experiment to determine which crank powered radio works best. He cranked 15 randomly selected radies of each brand 30 times at the same speed and measured how long the radies played in minutes before running out of power the results of the experiment are displayed in the box plots below​

Arul Performed An Experiment To Determine Which Crank Powered Radio Works Best. He Cranked 15 Randomly

Answers

Answer 1
The power of tanks will dirt rags and
Answer 2

Answer:

50%

Step-by-step explanation:


Related Questions

The local pizza restaurant offers free delivery if you live within a 6-mile radius of the restaurant. The restaurant is located at the origin. Ada’s house is 4 miles west and 5 miles north of the restaurant at point (–4, 5). Does Ada’s house lie on or within the circle representing the area that gets free delivery?

a. No, the distance from the restaurant to Ada’s house is miles, which is greater than the 6-mile maximum radius.
b. Yes, the distance from the restaurant to Ada’s house is exactly 6 miles.
c. No, the distance from the restaurant to Ada’s house is 7 miles, which is greater than the 6-mile maximum radius.
d. Yes, the distance from the restaurant to Ada’s house is miles, which is less than the needed 6-mile radius.

Answers

Answer:

A.......No, the distance from the restaurant to Ada’s house is  miles, which is greater than the 6-mile maximum radius

Step-by-step explanation:

Using the distance between two points, it is found that the correct option regarding whether Ada’s house lie on or within the circle representing the area that gets free delivery is given by:

a. No, the distance from the restaurant to Ada’s house is [tex]\sqrt{41}[/tex] miles, which is greater than the 6-mile maximum radius.

What is the distance between two points?

Suppose that we have two points, [tex](x_1,y_1)[/tex] and [tex](x_2,y_2)[/tex]. The distance between them is given by:

[tex]D = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

In this problem, we want to find the distance between the restaurant at the origin (0,0) and Ada's house at point (-4,5), hence:

[tex]d = \sqrt{(5 - 0)^2 + (-4 - 0)^2} = \sqrt{41} > 6[/tex]

Greater than 6 miles, hence option a is correct.

More can be learned about the distance between two points at https://brainly.com/question/18345417

hello please help i’ll give brainliest

Answers

*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆**☆*――*☆*――*☆*――*☆

Answer: 1/2

Explanation:

1/4 - (-1/4) = 1/4 + 1/4 = 1/2

I hope this helped!

<!> Brainliest is appreciated! <!>

- Zack Slocum

*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆**☆*――*☆*――*☆*――*☆

Answer:

[tex]\frac{1}{2}[/tex]

Step-by-step explanation:

can someone help me please ​

Answers

Answer:

a) 2/3 fraction is shaded.

b) 66.67% is shaded.

Please help, I don't get this

Answers

Answer:

The answer is c

Step-by-step explanation:

My college brother told me this is the answer if it isn't I'm sorry but it's his fault

James had $43 on his birthday he received $25. Write and solve and equation to find out how much money he has now.

Answers

Answer:

43+25=68

Step-by-step explanation:

pls help me, i will actually give BRAINLIEST:

What is the transformation shown in the graph?

Answers

Answer:

Step-by-step explanation:

it's rotated by 90° about the origin , in a clock wise direction

The radius of a circle is 3.8 feet find the diameter

Answers

Answer:

7.6

Step-by-step explanation:

radius is half the diameter so multiply 3.8 times 2.

The box and whisker plots represent the number of minutes spent by users on two different social media groups. Which THREE statements are correct when comparing the plots?

A) The median time for users of Group B is 40 minutes.

B) Group B has greater median value than Group A.

C) The data for Group B varies slightly more than Group A.

D) The spread of the data for Group A is 25 minutes.

E) The spread of the data for Group A is 40 minutes. ​

Answers

Answer: I feel the answer is C

Step-by-step explanation:

The three statements that are correct when comparing the box and whisker plots for the two groups are: A, C, and D.

What is a box and Whisker plot?

A box and whisker plot displays the minimum value, lower quartile (Q1), median, upper quartile (Q3), and maximum values of a data set.

Let's analyze each of the given statements given the box and whisker plots for both groups:

Statement A is TRUE:

Median time for Group B = 40.

Statement B is FALSE:

Median value for Group A is between 45 and 50

Median value for Group A is 40.

Therefore, Group B does NOT have median value greater than Group A.

Statement C is TRUE:

The interquartile range (IQR) for Group A and Group are similar, therefore, data for Group B varies slightly more than Group A.

Statement D is TRUE while E is FALSE:

Spread for Group A (IQR) = 55 - 30 = 25 minutes

Therefore, the three statements that are correct when comparing the box and whisker plots for the two groups are: A, C, and D.

Learn more about box and whisker plot on:

https://brainly.com/question/12343132

which sign do i use??/

Answers

the greater than symbol i presume

Mila owns a small business selling used books. She knows that in the last week 83 customers paid cash, 16 customers used a debit card, and 41 customers used a credit card. Based on these results, express the probability that the next customer will pay with something other than a credit card as a decimal to the nearest hundredth

Answers

Answer:

the answer is 0.71

Step-by-step explanation:

it told me

The probability the next customer will pay with something other than a credit card is 0.71.

What is probability?

Probability deals with the occurrence of a random event. The chance that a given event will occur. It is the measure of the likelihood of an event to occur.The value is expressed from zero to one.

For the given situation,

Number of customers paid cash = 83

Number of customers used a debit card = 16

Number of customers used a credit card = 41

Total number of customers = 140

The probability that the next customer will pay with something other than a credit card is

P(e) = (Number of customers paid cash + Number of customers used a  debit card) / Total number of customers.

⇒ [tex]P(e)=\frac{83+16}{140}[/tex]

⇒ [tex]P(e)=\frac{99}{140}[/tex]

⇒ [tex]P(e)=0.7071[/tex] ≈ [tex]0.71[/tex]

Hence we can conclude that the probability the next customer will pay with something other than a credit card is 0.71.

Learn more about probability here

https://brainly.com/question/16813543

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Judah rides his bike 15 miles in 1/2 an hour.How many miles does he ride in one hour?

Answers

30 miles in one hour
1/2 and hour=30 minutes. 1 hour=60 minutes. 30*2=60. So, 15*2=30 must be the answer.

What is the measure of ∠ZXW in the diagram below?

Answers

Answer:

I tuhnk it's C which is 117

Step-by-step explanation:

I got 117 by 85 degrees adding 32 degrees which I got 117 degrees.

Evaluate:
-│-23│ = ____

Answers

Answer:

-23

Step-by-step explanation:

Using the absolute rule,

[tex]\left|-a\right|=a[/tex].

Therefore,

[tex]-|-23|=-23[/tex]

(It becomes 23 first, but then you stick the negative sign after)

Someone help me I will give a brainlist to whoever explains how to figure out the answer

The question is a model of rectangular stove top with four circular burners is shown the side length of the top stove and the diameter of the burners are labeled.which measurement is the best estimate of the area and square inches of the stove top that does not include the area of the burners?

Answers

Answer: see work

Step-by-step explanation:

Total area is 24x22=528

one circle area is (pi)3^2=9(pi)

that times 4 because of 4 circles =36(pi)

so the total are minus the circles now

in terms of pi the answer is 528-36(pi)

if pi = 3.14 the answer in 414.96

solve for y
2y-13=11

Answers

Answer:

y = 12

Step-by-step explanation:

2y - 13 = 11

add

2y = 24

divide

y = 12

2y   -   13   =   11

        + 13    + 13

-----------------------

2y   =  24

/2        /2

-----------------------

y      =  12

Carly went to walk her dog at 11:45 a.m. and got back home at 12:30 p.m. How long
was her walk

Answers

Answer:

45 minutes

Step-by-step explanation:

How do I do this? I don't Understand.​

Answers

the answer is 151

360- every number there is 151

What would it be? thank you

Answers

Answer:

C = 43.98 inches; A = 153.94 square inches

Step-by-step explanation:

2*pi*(7)=43.98

pi*(7)^2=153.94

In 2018 sienna invested 5000. The value of the invest,ent increases by 3%each year compounded weekly if she doesn't make additional transactions, what will be the value of her investment in 2025

Answers

Answer:

6168.02

Step-by-step explanation:

The formula for calculating future value:

FV = P (1 + r/m)^mn

FV = Future value  

P = Present value - 5000

R = interest rate = 0.03

N = number of years = 7

m = Number of compounding = 52

5000 x ( 1.000577)^52 x 7 = 6168.02

What is the area of the triangle?
24
7
25
units 2. Help me please

Answers

Answer:

area of triangle=1/2×base×height

area of triangle=1/2×24×7

area of triangle=84unit²

Andrea uses 9.2 pints of white paint and blue paint to paint her bedroom walls. 3/5 of this
amount is white paint, and the rest is blue paint. How many pints of blue paint did she use to
paint her bedroom walls? 1)

Answers

Answer:

You'd need 2/5 of 9.2 pints of blue paint

2/5 * 9.2 = .4 * 9.2 = 3.68 pints of blue paint

Step-by-step explanation:

Which of the following could be the answer to a statistical question?
А 10
B Yes
C "December 18th"
D 2. 18. 32. and 40"
help I will mark you ​

Answers

Answer:

the solution would be 10 to the best of my knowledge

Which sets of side lengths could form a triangle? Choose all that apply.
4cm, 6cm, 9cm
3cm, 4cm. 9cm
4cm, 5cm, 9cm
5cm, 5cm, 9cm
3cm, 6cm, 9cm

Answers

Answer:

4, 6, 9 and 5, 5, 9

Please tell me the expression to this

Answers

Answer:

5(5x+11)

Step-by-step explanation:

Answer: 5(5x+11)

Step-by-step explanation:

What multiplies to be 25x, 5 and 5 x is the answer, 5 goes on the left because of the next step which is what times what equals 55. 5 times 11 equals 55. So 11 is on the top while 5 is on the left,

How do I solve x squared 3 + 4 when x = 6

Answers

Answer:

Step-by-step explanation:

3 + 4 x = 6

Plot:

Plot

Alternate forms:

4 x = 3

4 x - 3 = 0

Number line:

Number line

Solution:

x = 3/4

what is 31=xy+15? for segment addition

Answers

Answer:

x = 16/y

or

y =16/x

Step-by-step explanation:

31=xy+15

subtract 15 from both sides of the equation:

xy = 16

x = 16/y

or

y =16/x

Fill in the blank with the equation of the line shown for each representation below (y = mx + b). **Pay attention to the scale on the x and y axes!

Answers

Answer: y=-3/4x+2

Step-by-step explanation:

Use rise over run, which is a method you use to find the slope. you find out how much the y value has changed over x.

Take the two points in the graph, (0, 2) and (4, -1). then you want to find the difference in the x and y.

X: 0 - 4 = -4

Y: 2 - (-1) = 3

Then do the equation y/x.

3/-4 = -3/4

That's the slope. Now locate the point at x=0.

The point is already given (0, 2). This is the y-intercept.

Plug in the slope and y-intercept into y=mx+b.

y=-3/4x+2

On Tuesday 194 first graders, 225 second graders, and 187 third graders bought lunch. What is the best estimate of the number of students who bought lunch? O A. 650 B. 600 O C. 550 D. 500 E. 400​

Answers

Answer:

a or b but more b lol

Step-by-step explanation:

Answer:

i would say the answer is b.

Step-by-step explanation:

will give brainlist

Answers

Answer:

second answer

Step-by-step explanation:

yards is commonly used for large sparse area measurements

Which equation has a axis of symmetry of x=4 ?

Answers

I think you forgot to add the picture. However, any x = 4 equation will result in a graph with a vertical line on the x-axis. For example x = 20 will be a vertical line on x-axis 20.

Or, in a more difficult equation like this...

10x - 60 = 10

10x = 10 +60

10x = 70

x = 7,

where the graph looks like a vertical line with a point on the x axis on 7.

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