John takes one step every second, and each step is 33 inches long. How many miles per hour is John walking, given that 5280 feet = 1 mile? Express your answer as a decimal to the nearest thousandth.

Answers

Answer 1

Answer:

[tex]Speed = 1.875 miles/hour[/tex]

Step-by-step explanation:

Given

[tex]Speed = 33in/s[/tex]

Required

Convert to mile/hour

[tex]1\ inch = 1/63360\ mile[/tex]

[tex]1\sec = 1/3600\ hr[/tex]

So:

[tex]Speed = 33in/s[/tex]

[tex]Speed = \frac{33 * 1/63360}{1/3600}[/tex]

[tex]Speed = \frac{33/63360}{1/3600}[/tex]

[tex]Speed = \frac{33}{63360}/\frac{1}{3600}[/tex]

[tex]Speed = \frac{33}{63360} * \frac{3600}{1}[/tex]

[tex]Speed = \frac{33 * 3600}{63360}[/tex]

[tex]Speed = \frac{118800}{63360}[/tex]

[tex]Speed = 1.875 miles/hour[/tex]

Hence, John is working at 1875 miles per hour

Answer 2

Answer:

1.875 a hour

Step-by-step explanation:

It is this way because 33/12 is 2.75 so he is walking 2.75 feet a second

Multiply the second by 3600 and the 2.75 feet by 3600 and you get 9900

per hour divide 9900 by 5280 and you get 1.875


Related Questions

What is the equation of the line that is parallel to the
given line and passes through the point (-2, 2)?
O y=1/5x+4
Oy= 1/5x+12/5
O y = -5x + 4
O y=-5x +12/5

Answers

The equation of the parallel line that passes through the point (-2, 2) is y= (1/5) x + (12/5)

What is meant by line's slope?The slope of a line indicates how steep it is. Slope is defined mathematically as "rise over run." Choose two points on the line and calculate their coordinates. Determine the difference in y-coordinates between these two points. Determine the difference in x-coordinates between these two points. Divide the difference in y-coordinates by the difference in x-coordinates (rise/run or slope).There are four types of slopes: negative, positive, zero, and undefined. as x grows The slope of a line can also be interpreted as the "average rate of change."

Therefore,

The slopes of the two lines will be the same because it runs parallel to the line predicted by the equation.

The slope of the line is 1/5,

We know that the line is y= (1/5) x + c.

We can now find the y-intercept using the given point (-2,2).

[tex]$&\Rightarrow y=m x+c \\[/tex]

[tex]&y^2=\frac{1}{5}(-2)+c \\[/tex]

[tex]&\Rightarrow^2=\frac{-2}{5}+c \\[/tex]

[tex]&\Rightarrow c=2+\frac{2}{5}=\frac{10+2}{5}=\frac{12}{5} \\[/tex]

[tex]&\Rightarrow c=\frac{12}{5}[/tex]

Hence, The line's final equation will be [tex]y=\frac{1}{5} x+\frac{12}{5}[/tex]

To learn more about line's slope, refer to:

https://brainly.com/question/16949303

#SPJ2

Answer:

b) y = 1/5x + 12/5

Step-by-step explanation:

took the test on edge

please helpppppp !!!

Answers

Answer - 2,500,000 people

Answer:

The answer would be A. It is the population PER YEAR, so it would not be C or D because the population change is only negative, and -2,500,000 people/year is way too much. It must be A, -83,333 people/year. Hope I helped!

what is the answer to 3=a(1) + 6(1)+c

Answers

Answer:

a= -c-6-3

Step-by-step explanation:

a+6.1+c=3

a+6+c=3

a+6+c-c=3-c

a+6=3-c

a+6=3-6

a+6-6=3-c-6

a= -c-3

i rly need plz help so plz help :/

Answers

Answer:

Step-by-step explanation:

Follow PEMDAS

P = parenthasees

E = exponents

M = multiplication

D = division

A = addition

S = subtraction

There are no P or E or M

so divide

-3 = h + 4

then we just subtract four on both sides

h = -7

4x + 3 - 2x + 7 = 24

Answers

Answer:

x=7

Step-by-step explanation:

4x+3-2x+7=24

We move all terms to the left:

4x+3-2x+7-(24)=0

We add all the numbers together, and all the variables

2x-14=0

We move all terms containing x to the left, all other terms to the right

2x=14

x=14/2

x=7

   

If the area of the rectangle is given by the polynomial 2x^2-7x-15, what is the dimension of the reactangle in terms of x?​

Answers

Answer:

x - 5 and 2x + 3

Step-by-step explanation:

GivenArea of rectangle = 2x^2 - 7x - 15To findDimensions of rectangleSolution

Since the area is the product of the sides, let's try to factorize the given:

2x^2 - 7x - 15= 2x^2 - 10x + 3x - 15 =2x(x - 5) + 3(x - 5) =(x - 5)(2x + 3)

So the dimensions are:

x - 5 and 2x + 3

At the beginning of spring, Anthony planted a small sunflower in his backyard. When it was first planted, the sunflower was 5 inches tall. The sunflower then began to grow at a rate of 1.5 inches per week. How tall would the sunflower be after 9 weeks? How tall would the sunflower be after ww weeks

Answers

13.5 inches should be how y’all the plant will grow at that rate during that time period

Answer:

Height after 9 weeks: 1.5(9)+5= 18.5

Height after w weeks: 1.5w+5

Step-by-step explanation:

what is the answer to this problem 1/3-9=14x-7-13x

Answers

Answer:

(1/3) - 9 + 7 = 14x - 13x

-5/3 = x

X2 (6x+ 1) (3x-9) = 0

Answers

Answer:

x = 0, [tex]-\frac{1}{6}[/tex], 3

Step-by-step explanation:

Hey there!

Step 1: Regroup terms.

2x(6x + 1) (3x - 9) = 0

Step 2: Solve for x.

x = 0, [tex]-\frac{1}{6}[/tex], 3

~I hope I helped you! :)~

Evaluate the expression when x=3 , y=−4 , and z=−6.
z−2x/y

Answers

Answer:

9/2

distribute the value of x,y, and z, on the given questions, and then you do multiplication, next addition, lastly lowest term.

Geom_CQA1_20-21
Question: 1-5
The endpoints of MN are located at M (-4, 4) and N (2,-2). What are the coordinates of the point P that divides MN such that MP : PN is equal to 2: 1?
(-3.5, 2.5)
(-2,2)
(-1, 1)
(0,0)

Answers

Answer:

The coordinates of the point P is (0,0)

Step-by-step explanation:

Here, we want to find the coordinates of point P which divides the segment MN in the ratio 2 to 1.

Mathematically, what we shall use here is the internal division formula;

The internal division formula is given as follows;

(x,y) = (nx1 + mx2)/(m + n) , (ny1 + my2)/(m + n)

From the question;

x1 = -4

x2 = 2

y1 = 4

y2 = -2

m = 2

n = 1

By substituting, we have;

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

= (-4 + 4)/3 , (4-4)/3

= (0,0)

y = x - 2
y = 3x + 4
Is (4, 2) a solution of the system?

Answers

Answer:

No

Step-by-step explanation:

If you plug in the coordinates (4,2) to y=x-2 it will give you 2=2 which is rite, but if you plug it in to y=3x+4 it will give you 2=16 which isn't rite.

Rewrite the equation of the line 5y=-1/4x-6

Answers

write it how would you respect to x or respect to y

If solving for x:
x = -1.25y - 1.5

If solving for y:
y = -0.05x - 1.2

Hope this helps! :))

he table shows the number of minutes Jalen talks on his mobile phone and the cost of the phone calls.

Jalen’s Mobile Phone Cost
Number of minutes, x
150
220
250
275
Cost, y
$7.50
$11.00
$12.50
$13.75

If the cost varies directly with the number of minutes Jalen talks on the phone, which equation represents the variation?
y = 0.05 x
y = 20 x
y = 157.5 x
y = 1125 x

I ask so many questions but I'm not tryna fail yah feel me?

Answers

Answer:

y=0.5x

Step-by-step explanation:

i took the test on edg

I need help with this math task, I don't know if you can do it with a photo or not, but I need the result, thanks!!

Answers

Answer:

under 1: 225

under 2: 450

under 3: 765

under 4:1020

Step-by-step explanation:

it multiplies each day

Find the distance between the two points in simplest radical form.
(3, -8) and (-6,4)

Answers

Answer:

15

I got it wrong on delta math, they said 15 was the right answer.

Albert bought 3 blank tapes for $5.95. Find the cost per tape to the nearest cent.​

Answers

Answer:

17.85

Step-by-step explanation:

just times 5.95 by 3

89 times what is 6285

Answers

just do 6285:89
i got 70.61797752808989

Answer:

71

Step-by-step explanation:

6285 ÷ 89 = 71

Please help me with this question. Hope to get answers asap!

Answers

Answer: Approximately 7.4162

Step-by-step explanation:

Answer:

7

Step-by-step explanation:

[tex]\sqrt\\ 55[/tex] = 7.416198487095663, rounded to the nearest integer is 7.

Number between 17/4 and V20

Answers

Answer:

4.485

Step-by-step explanation:

 [divide 17 by 4]

  [  ]

Now, Midpoint of  4.25 and 4.472 =

Number between 4.25 and 4.472 =4.485

Or number between  and  is 4.485.

standard form of y=-3/2+7

Answers

Answer:

2y=11

Step-by-step explanation:

-1/2 = m -7/4
solve for m

Answers

Answer:

[tex]\boxed {m = \frac{5}{4}}[/tex]

Step-by-step explanation:

Solve for the value of [tex]m[/tex]:

[tex]-\frac{1}{2} = m - \frac{7}{4}[/tex]

-Switch sides:

[tex]m - \frac{7}{4} = -\frac{1}{2}[/tex]

-Add both sides by [tex]\frac{7}{4}[/tex] and the least common multiple of both [tex]2[/tex] and [tex]4[/tex] is [tex]4[/tex]. So, convert [tex]-\frac{1}{2}[/tex] to a fraction with denominator [tex]4[/tex]:

[tex]m - \frac{7}{4} + \frac{7}{4} = -\frac{1}{2} + \frac{7}{4}[/tex]

[tex]m = -\frac{2}{4} + \frac{7}{4}[/tex]

-Since both [tex]-\frac{2}{4}[/tex] and [tex]\frac{7}{4}[/tex] have the same denominator, then you would add the numerators:

[tex]m = \frac{-2 + 7}{4}[/tex]

[tex]\boxed {m = \frac{5}{4}}[/tex]

Therefore, the value of [tex]m[/tex] is [tex]\frac{5}{4}[/tex].

Evaluate f(x) = -3x+3 for x=-2

Answers

Answer:

9

Step-by-step explanation:

-3*-2 is 6+3 is 9

2 negatives equal a positive when multiplying or dividing

The answer fam is.....9

what value of y will make the equation true?

Answers

The one that is the correct one is the good answer because 1 4 and I

Which of the following is a true statement?

The opposite of −45 is equal to the absolute value of −45.
The opposite of 45 is equal to the absolute value of −45.
The opposite of −45 is not equal to the absolute value of 45.
The opposite of 45 is equal to the absolute value of 45.

Answers

Answer:

The opposite of 45 is equal to the absolute value of -45.

Absolute value means switching to to a negative if it's a positive and if it's a negative to a positive. For 0, it remains 0 and doesn't switch to a -/+.

Answer:

The opposite of 45 is equal to the absolute value of -45

Step-by-step explanation:

Hope this helps!

what value of x makes the following equation true 4+3x=160

Answers

Answer:

x=52

Step-by-step explanation:

160=4+3x

Subtract 4 from both sides

156=3x

Divide 3 from both sides

x=52

Solve for x. Show each step and explain.
4.5(8-x)+36=102-2.5(3x+24)

Answers

Answer: x= -10

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

4.5(8−x)+36=102−2.5(3x+24)

(4.5)(8)+(4.5)(−x)+36=102+(−2.5)(3x)+(−2.5)(24)(Distribute)

36+−4.5x+36=102+−7.5x+−60

(−4.5x)+(36+36)=(−7.5x)+(102+−60)(Combine Like Terms)

−4.5x+72=−7.5x+42

−4.5x+72=−7.5x+42

Step 2: Add 7.5x to both sides.

−4.5x+72+7.5x=−7.5x+42+7.5x

3x+72=42

Step 3: Subtract 72 from both sides.

3x+72−72=42−72

3x=−30

You can do it from here

Which table has a constant of proportionality between y and x of 1/5?

Answers

Answer:

5

Step-by-step explanation:

I think The answer is 5 :)

What is the slope between the points (-10, 15) and (-13, 5)? What is the equation of the line in point slope form?

Answers

Answer:

y-15=-10/3 (x+10)

Step-by-step explanation:

Which category does each card go into?

Answers

Step-by-step explanation:

E3, E6, E11, E7: no solution

E1, E12 : 1 solution

E2, E8, E10 : infinite solutions

Answer:

See attached

Step-by-step explanation:

The answer is attached

Infinitely many solutions

E2, E8, E10

One solution

E1, E7, E12

No solution

E3, E6, E11
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