Kate thought she could only run for 12 minutes, but she actually ran for 25 minutes. What is the percent error?

Answers

Answer 1

Answer:

[tex]108\frac{1}{3}[/tex] %

Step-by-step explanation:

[tex]\frac{25}{12} :\frac{y}{100}[/tex]

12 · y = 25 · 100

12y = 2500

12y ÷ 12 = 2500 ÷ 12

[tex]y=208\frac{1}{3}[/tex]

[tex]208\frac{1}{3} - 100 = 108\frac{1}{3}[/tex]


Related Questions

what is the midpoint of AB with A(-1, 5) and B(6, -3) A (-4, 3.5) B (1, 2.5) C (2.5, 1) D (3.5, -4)

Answers

Answer:

Option C (2.5, 1) is the right alternative.

Step-by-step explanation:

The given points are:

A = (-1, 5) = (x₁, y₁)

B = (6, -3) = (x₂, y₂)

Now,

The midpoint on X-axis is:

= [tex]\frac{x_1+x_2}{2}[/tex]

= [tex]\frac{-1+6}{2}[/tex]

= [tex]\frac{5}{2}[/tex]

= [tex]2.5[/tex]

The midpoint on Y-axis is:

= [tex]\frac{y_1+y_2}{2}[/tex]

= [tex]\frac{5+(-3)}{2}[/tex]

= [tex]\frac{5-3}{2}[/tex]

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

= [tex]1[/tex]

Thus the midpoint of AB is "2.5, 1".

How many millimeters are in 3.4 liters?

Answers

3400
I think there’s a 1000ml in a litre so just multiply 3.4 by 1000

Answer:

3400 milliliters

Step-by-step explanation:

A field biologist collects 220 butterflies and moths. He collects 4 butterflies for every moth. How many butterflies and how many moths does he collect?​

Answers

44 moths 176 butterflies 220/5 x 4 = 176
176 + 44 = 220

Find the volume of a pyramid with a square base, where the perimeter of the base is
19.9 in and the height of the pyramid is 14.3 in. Round your answer to the nearest
tenth of a cubic inch.

Answers

Answer:

118.0 in^3

Step-by-step explanation:

Which measure of center is most appropriate, and what
is the value of the measure of center?
As a quality inspector for an automobile manufacturer,
you record the gap between adjacent side panels on
several cars as follows: 6,7, 6:1, 6:2, 6.7, 6.5, 6.4, 6.3,
and 6.1 millimeters. The standard deviation of these data
is 0.23, and the range is 0.6.
mean; 6.375
median; 6.375
mean; 6.4
median; 6.6
mode; 6.7

Answers

Answer:

The mean is 6.41428571429

Step-by-step explanation:

So C would be the answer

Shaun bought a new Nissan Versa from Planet Nissan for $11.199. How much was his sales tax if the
tax rate is 8.25%

Answers

Answer:

923.92

Step-by-step explanation:

11,199 x .0825 = 923.92

The two-way table shows the results of a recent study on the effectiveness of the flu vaccine.

A 4-column table has 3 rows. The first column has entries Vaccinated, not vaccinated, total. The second column is labeled Positive with entries 465, 485, 950. The third column is labeled Negative with entries 771, 600, 1,371. The fourth column is labeled Total with entries 1,236, 1,085, 2,321.

What is the probability that a randomly selected person who tested positive for the flu is vaccinated?

StartFraction 465 Over 2,321 EndFraction
StartFraction 465 Over 1,236 EndFraction
StartFraction 465 Over 950 EndFraction
StartFraction 465 Over 485 EndFraction

Answers

The probability that a randomly selected person who tested positive for the flu is vaccinated  is 465/2321.

What is the probability?

Probability determines the chances that an event would happen. The odds  the event occurs is 1 and the odds that the event does not occur is 0.

The probability that a randomly selected person who tested positive for the flu is vaccinated  = number of people who tested positive and have been vaccinated / total number of people

465/2321

To learn more about probability, please check: https://brainly.com/question/13234031

#SPJ2

Answer:

its  465 Over 950 on edge 2022

Step-by-step explanation:

please help me !!!!!!​

Answers

Answer:

okay!

Step-by-step explanation:

its B

Answer:

C)

Step-by-step explanation:

option—B&D

we eliminate these two options

because remember quadratic function standard form

[tex] \displaystyle f(x) = {ax}^{2} + bx + c[/tex]

recall that, if

a is negative then the graph will flip upside down

but a is positive so it won't flip upside down therefore,

these two are our answer

option-A:

it seems good but it's not the answer according to the given condition however it's true for the opposite of the given condition:

option-C:

it's our answer since the condition x<-2 for the quadratic function tells us everything is input For x which is less than -2 the graph-c as well yields so

likewise the absolute value function. the condition tells everything is input for x which is greater than or equal to -2 the graph also says so

hence our answer is C

What is the area of a figure?

Answers

Answer:

8 x 3 = 24, 24 divided by 2 = 12

I got 3(base of triangle) from subtracting 4 from 7.

12 x 2 = 24(area of two triangles)

16 x 4 = 64(area of long rectangle below)

I got 16 by the given length below, and i got the height from the middle which is the height that says 4.

Add both given areas:

24 + 64 = 88 square inches is your area.

Match the equation below with the following graph.

Answers

It’s the last one: 2x+1=-x+7

135°
Solve for «2.
62 = [?]
45°
142
86°
Enter

Answers

Answer:

look at the picture i have sent

Answer:

Answer:

Solution given:

135=<2+86

<2=135°-86=49°[ exterior angle is equal to the sum of the opposite Interior angle of a triangle]

The nutritional content per ounce of three foods is presented in the table below. If a meal consisting of the three foods allows exactly
1800 calories, 75 grams of protein, and 5650 milligrams of vitamin C, how many ounces of each kind of food should be used?
Food A
Food B
Food C
Calories
100
500
200
Protein
(in grams)
5
6
11
Vitamin C
(in milligrams)
400
2050
400
Food A:
OZ
Food B:
OZ
Food C:
OZ

Answers

Answer:

A = 5 ounces

B = 1 ounces

C = 4 ounces

Step-by-step explanation:

The 3 foods contain exactly 1800 calories but food A is 100 calories, food B is 500 calories and food C is 200 calories. Thus;

100A + 500B + 200C = 1800 - - - (eq 1)

The 3 meals allows exactly 75 grams of protein while A is 5 grams, B is 6 grams, C is 11 grams.

Thus;

5A + 6B + 11C = 75 - - - (eq 2)

The 3 meals allows exactly 5650 milligrams of vitamin C while A is 400 mg, B is 2050 mg and food C is 400 mg. Thus;

400A + 2050B + 400C = 5650 - -(eq 3)

Solving the 3 equations simultaneously online, we have;

A = 5 ounces

B = 1 ounces

C = 4 ounces

Food A is 5 ounces, Food B is 1 ounce, and Food C is 4 ounces and this can be determined by forming the linear equation in three variables.

Given :

The nutritional content per ounce of three foods is presented in the given table.A meal consisting of the three foods allows exactly  1800 calories, 75 grams of protein, and 5650 milligrams of vitamin C.

Let the total amount of Food A be 'A', total amount of Food B be 'B', and the total amount of Food C be  'C'.

The linear equation that represents total calories in each food is:

100A + 500B + 200C = 1800  

[tex]\rm A =\dfrac{ 1800 - 500B-200C}{100}[/tex]      

[tex]\rm A =18 - 5B-2C[/tex]       --- (1)

The linear equation that represents total protein in each food is:

5A + 6B + 11C = 75    ---- (2)

The linear equation that represents total Vitamin C in each food is:

400A + 2050B + 400C = 5650   --- (3)

Now, substitute the value of 'A' in equation (2).

[tex]\rm 5(18-5B-2C)+6B+11C=75[/tex]

Simplify the above equation.

90 - 25B - 10C + 6B + 11C = 75

C - 19B = -15

C = 19B - 15     ---- (4)

Now, substitute the value of 'C' in equation (1).

A = 18 - 5B - 2(19B - 15)

A = 18 - 5B - 38B + 30

A = 48 - 43B  --- (5)

Now, substitute the value of A and C obtains in equations (4) and (5) in equation (3).

A = 5 ounces

B = 1 ounce

C = 4 ounces

For more information, refer to the link given below:

https://brainly.com/question/2263981

9. Given a circle with a radius of 6, determine its sector area with an angle measure of 120°.

Answers

Answer:

2160 square units

Step-by-step explanation:

Given data

Radius= 6 units

Angle= 120°

Area of the sector is given as

Area of sector= r^2* ∅/2

Area of sector= 6^2*120/2

Area of sector= 36*60

Area of sector= 2160 square units

NO LINCKS !!!!!!!! sing the order of operations, which operation should you perform last to evaluate the expression below?


(

7

×

4

)

+

(

10

÷

2

)

×

(

14

.

7



9

)

A.

multiplication


B.

division


C.

addition


D.

subtraction

Answers

Answer:

it A because all of them can multipcation

Hannah Borjas
What is the perimeter of the rectangle?
TH
65 feet
55 feet
A 240 feet
B 130 feet
с
3,575 feet
D
120 feet

Answers

D if im correct because for finding the permeter of anything u need to add the numbers that the equation gives you

PLZ HELP FIRST RIGHT GETS BRAINLEST
A summer camp has 20 boys and 20 girls. Each day, all camper names are put in a hat, and one name is drawn to receive a prize. What are the odds in favor of boys names being drawn on three out of three nights?

Answers

Answer:

[tex]\frac{1}{8}[/tex] or [tex]\frac{9}{78}[/tex]

(see explanation)

Step-by-step explanation:

This problem is asking about compound probability, what is the probability of this even happening three times in a row.

Since there are 20 boy's names and 20 girl's names in the hat, one can say that half of the names in the hat. Assume that after drawing it from the hat, the name is put back into the hat. Therefore, on each night, there is a half-chance of the event happening. To find the probability of the event, one must multiply ([tex]\frac{1}{2}[/tex]) by itself (3) times,

[tex](\frac{1}{2})(\frac{1}{2})(\frac{1}{2})\\=\frac{1}{8}[/tex]

In this case, assume that after each drawing the name is not replaced into the hat. This means that after every draw, one must subtract (1) from both the numerator and denominator of the fraction when the fraction is in the un-simplified form.

[tex](\frac{1}{2})(\frac{19}{39})(\frac{18}{38})[/tex]

Simplify,

[tex](\frac{1}{2})(\frac{19}{39})(\frac{9}{19})[/tex]

[tex]\frac{9}{78}[/tex]

Someone help me solve these two please !!

Answers

Answer:

5 is 2,1 and 6 is -1,3

Step-by-step explanation:

hsjskwjssjsbabbwbwbsbs is this 20 character long now!!!

Answer:

Step-by-step explanation:

Remember the that the right side is positive and left side is negative so your starting at the midpoint i dont know how to explain it in words but look up some videos. its rise over run so for the left image u rise up 1 and u go over 2 so it will be 1 over 2 meaning 1/2. for the image on the right you go to the left(run) which is negative so its -1 up 3 cause u rise 3! its -1/3  i know its not the best explaining but I hope this helps!

Tell whether the ordered pair is a solution of the inequality.
3x + 3y 5 -6: (-1,-4)
step by step explanation
help

Answers

Answer:

(-1, -4) is a solution

Step-by-step explanation:

3x + 3y ≤ -6

plug in point (-1, -4)

3(-1) + 3(-4) ≤ -6

-3 + -12 ≤ -6

-15 ≤ -6    true

 (-1, -4) is a solution

Quiz
Active
2.
Which net can be folded to form a pyramid?

Answers

Answer:

Where are the options?

Find the quotient: 5 1/7 ÷ 3

Answers

Answer:

12 /7

Step-by-step explanation:

theres no quotient

Answer:

The answer is:  (12/7) OR  (1 5/7) <-- (SIMPLIFIED)

Step-by-step explanation:

First you would divide your original fraction by 3 : (5 1/7 / 3= 36/21). Next, you would  simplify  the fraction you have know (36/21) and simplify it by dividing the numerator (top number) & denominator ( bottom number) both by 3. ( 36/3= 12)  and ( 21/ 3= 7) . and so you would get your fraction 12/7 and or 1 5/7 ( if they want it to be simplified)

~ I rlly hope this helped you in any way, have a gr8 day/night my friend!~

Constant of Variation

State the relationship between the graphs of f(x) and g (x)

f(x) = -5/x, g )x) 5/x

a. f and g are reflections of each other about the y-axis.
b. f and g are reflections of each other about the x-axis.
c. g is shifted to the left 5 units relative to f, otherwise they are the same.
d. g is shifted to the right 5 units relative to f, otherwise they are the same.

Please select the best answer from the choices provided.

Answers

Answer:

B. f and g are reflections of each other about the y-axis.

Step-by-step explanation:

I calculated it logically

Elena is knitting a design on a sweater. The first row has 10 stitches and each
additional row has 7 stitches more than the row before it. How many stitches are in
the 12th row?
A.74
B.70
C.87
S.86

Answers

Answer: 87

Step-by-step explanation:

This will be solved using an arithmetic progression. The formula will be:

= a + (n - 1)d

where,

a = first term = 10

d = common difference = 7

n = 12

Therefore, 12 term will be:

= a + (n - 1)d

= 10 + (12 - 1) × 7

= 10 + (11 × 7)

= 10 + 77

= 87

Therefore, the number of stitches that are in the 12th row will be 87.

Can y’all help me if u don’t know don’t answer it

Answers

12 x .75 = 9 ft (horizontal)
4 x 1.5 = 6 ft (vertical)

The value of a car that depreciates over time can be modeled by the function
M(t) = 18000(0.8)^3t. Write an equivalent function of the form M(t) = ab^t.

Answers

Answer:

t=0

Step-by-step explanation:

What is got was 0

PLS HURRY. WILL MARK BRAINLEST!!!! JWKSNWN PLEASE I NEED IT!!

Answers

Upper quartile is the upper half of the data, seems to be 22-28

19 students were surveyed on the number of hours of Netflix they watched last week.

The data from the survey is below:

{0, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 6, 6, 10, 11}

What is the range in hours spent watching Netflix?

Show your work for full points!

Answers

Answer:

Solution given:

lowest =0

highest=11

the range in hours spent watching Netflix=

highest-lowest =11-0=

Range is 11.

Answer:

Solution : here ,

lowest = 0

Highest = 11

the range in hours spent watching Netflix

=highest — lowest

= 11 —0

= 11

the range = 11

hope it is helpful to you

What can I easily tell about a parabola (just by looking at its function) if it's written in a factored form

Answers

Answer:

you can tell the solutions when y = 0, if its y = k(x-a)(x-b), the solutions are x= a, b

Step-by-step explanation:

What is p(3) and p(3) when spinning the spinner shown at the right twice (fraction) ?

Answers

Answer:

1/49

Step-by-step explanation:

There are 7 possible outcomes, so the probability that the spinner lands on 3 twice is (1/7) * (1/7) = 1/49

brainliest answer fast please

Answers

Answer:

1/20

Step-by-step explanation:

lcf: 20

1/4- 1/5

1x5/20- 1x4/20

   =5-4/20

  =1/20


When renting a limo for prom, the number of people varies inversely with the cost per person. Originally
there were 6 people and the cost per person was $34. If the number of people changed to 12, what would be
the new cost per person?

Answers

It would be $68 per person.
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