Mark got 18 out of 25 questions correct on his science test. What percent of the questions did he get incorrect

Answers

Answer 1

Answer:

28%. mark got 28% WRONG

Step-by-step explanation:

another way to write 18/25 is 18 divided by 25. 18/25=0.72. 0.72 as a percentage is 72%. You are asking what percent he got wrong. 100%-72%=28%. Mark got 28% wrong/

Answer 2
Mark got 28% wrong hope this helps

Related Questions

ASAP ! pleaseeee help marking brainliest i beg

Answers

I believe it is one infinite and none

Find the value of x.
PLEASE HELP this test is timed <3

Answers

Answer:

19

Step-by-step explanation:

180 - 123 = 57

57/3 = 19

hope this helps

10 POINTS!
Samir will use 7 cups of apples to make 4 batches of applesauce. Decide whether each expression shows the number of cups of apples in one batch.

a. 7 divided by 4 Yes or no
b. 4 divided by 4 yes or no
c. 7/4 Yes or no
d. 4/7 yes or no
e. 7 times 1/4 yes or no
f. The answer is 1 3/4 yes or no

Answers

Answer:

A = yes

B = no

C = yes

D = no

E = yes

F = yes

Hope I helped!!!

I need help with math anyone points and brainlest

Answers

Answer:

B. the squares

Step-by-step explanation:

2 times 2.5 is 5

Answer:

The second option with the square.

2 x 2.5 = 5

2.5 is the scale factor

Given the graph below, find GH.

Please answer only if you know it’s for a test

Answers

Answer:

GH=[tex]\sqrt{(-2-0)^{2}+(-3-3)^{2} }[/tex]

     =[tex]\sqrt{40}[/tex]

Step-by-step explanation:

Answer:

root 40 or 2 root 10

Step-by-step explanation:

You have to use the formula...

a^2 + b^2 = c^2

So...

2^2 + 6^2 = c^2

4 + 36 = 40

Which means...

Answer is root 40 or simplified... 2 root 10

Hope this helps :)

Let me know if there are any mistakes!!

I need help with number 9, plz help me

Answers

i can’t see the whole question, so i tried to answer as much as i could think of

Solve the following problems.
1) Hardy's plant grows rapidly. It grows by 10 cm every 2
years. How much taller will Hardy's plant be in 5 years? ​

Answers

Answer:

it should be 25 cm

Step-by-step explanation:

c=cm, y=years

10/2= 5,

5x5=25

5c + 5c +5c +5c +5c = 25c

so yeah, that's about it. I hope i helped you

Answer:

yuh the answer 25 my G

Step-by-step explanation:

At the James Factory, the assembly line produces 89 pairs of jeans in a batch. The pairs of jeans are packaged in boxes with 11 each. If 7 batches are made in one day, how many pairs of jeans will be leftover at the end of it?

Answers

Answer:

7 pairs left over

Step-by-step explanation:

There will be 4 pairs of jeans left over at the end of the day.

What is the fraction?

A fraction is defined as a numerical representation of a part of a whole that represents a rational number.

The total number of pairs of jeans produced in one day is:

89 pairs/batch x 7 batches = 623 pairs

The number of boxes needed to pack all the pairs of jeans is:

623 pairs / 11 pairs/box = 56.63636... boxes

Since you cannot have a fraction of a box, you need to round up to the nearest whole number of boxes:

57 boxes

The number of pairs of jeans packed in 57 boxes is:

57 boxes x 11 pairs/box = 627 pairs

Therefore, the number of pairs of jeans left over at the end of the day is:

627 pairs - 623 pairs = 4 pairs

Thus, there will be 4 pairs of jeans left over at the end of the day.

Learn more about the fraction here:

brainly.com/question/10354322

#SPJ2

find the equation of the line passing through the point (2, -4) that is parallel to the line y=3x+2​

Answers

Answer (assuming it can be put in point-slope format):

[tex]y + 4 = 3(x-2)[/tex]

Step-by-step explanation:

You can write an equation of a line when knowing its slope and a line it passes through using point slope formula, [tex]y-y_1 = m (x-x_1)[/tex].

1) First, find the slope of the equation. We know it has to be parallel to y = 3x + 2. Lines that are parallel have the same slope, thus the slope of y = 3x + 2 is the slope of the answer as well. y = 3x + 2 is in slope-intercept format, or [tex]y = mx + b[/tex]. The coefficient of the x term, or [tex]m[/tex], represents the slope - so, the slope must be 3.

2) Now, use point-slope formula,[tex]y-y_1 = m (x-x_1)[/tex],  to write the equation. Substitute [tex]m[/tex], [tex]x_1[/tex], and [tex]y_1[/tex] for real values.

The [tex]m[/tex] represents the slope, so substitute 3 for [tex]m[/tex]. The [tex]x_1[/tex] and [tex]y_1[/tex] represent the x and y values of a point the line crosses through. The line crosses through (2, -4), so substitute 2 for [tex]x_1[/tex] and -4 for [tex]y_1[/tex]. This gives the following answer:

[tex]y - (-4) = 3 (x-(2))\\y + 4 = 3(x-2)[/tex]

7.
(-3x³)(-2x³y⁴z)(-3z²)÷(4x³z)(-3yz) (-3xyz)​

Answers

Answer:

[tex]-\frac{x^2y^2}{2}[/tex]

Step-by-step explanation:

We have an extremely large equation and are asked to divide it, so let's solve it step-by-step :

Remove the parenthesis to make it easier to read :

[tex]\frac{-3x^3 *2x^3y^4z *3z^2}{4x^3z*3yz*3xyz}[/tex]

Multiply the numerators :

[tex]\frac{-18x^6y^4z^3}{4*3*3x^3yyzzz}[/tex]

Multiply the denominators :

[tex]\frac{-18x^6y^4z^3}{36x^4y^2z^3}[/tex]

Apply the negative rule :

[tex]-\frac{18x^6y^4z^3}{36x^4y^2z^3}[/tex]

Cancel the common factor which is 18 :

[tex]-\frac{x^6y^4z^3}{2x^4y^2z^3}[/tex]

Apply the addition exponent rule :

[tex]\frac{y^4z^3x^{6-4} }{2y^2z^3}[/tex]

Subtract :

[tex]\frac{x^2y^4z^3 }{2y^2z^3}[/tex]

Apply the rule for y :

[tex]\frac{x^2y^{4-2} z^3 }{2z^3}[/tex]

Subtract :

[tex]\frac{x^2y^2z^3 }{2z^3}[/tex]

Cancel the common factor of z^3 :

[tex]-\frac{x^2y^2}{2}[/tex]

¿cuál es mediana?.
......

.

Answers

En estadística y teoría de la probabilidad, la mediana es el valor que separa la mitad superior de la mitad inferior de una muestra de datos, una población o una distribución de probabilidad. Para un conjunto de datos, se puede considerar como un valor "medio".Espero que esto te ayude. ¡Dios bendiga!

what is 50 divided by 5 times 2 divided by 4

Answers

I think the answer would be 5

Answer:

5 ma boiiiiiiiiiiiiiiiiiii

Step-by-step explanation:

while shopping, betting spent five times as much as meg. if they spent a total of $108, how much did each person spend?

Answers

Answer:

meg spen $18 and betting spent $90

Step-by-step explanation:

1) A track is 4km long. Jimmy has jogged 3km.
What percentage of the track has Jimmy jogged?

Answers

75% is the answer or 3/4

a factory has 8 more than 10 times as many doors as a school which has s doors. how many doors does the factory have

Answers

Answer: 80

Step-by-step explanation:

8 times more than ten is 80

The factory has 10s + 8 doors.

Find the missing angle I think...

Answers

Answer:

Step-by-step explanation:

Since this is a test/homework, I'll give you a hint.

A triangle always is 180 degrees. If you add up all the sides, it should be 180.

A horizontal line is 180, if you add up the two sides (or the "line" that is crossing through the horizontal one) it'll be 180.

Just think of it like this: 180 is king. No matter what you add together, if its not 180, its wrong.

Hope this helps!  

x=19

64+45= 109
180-109= 71
90-71=19

answer and get brainliest

Answers

Answer:

50

Step-by-step explanation:

4 x 1=4

2.5 x 5=12.5

12.5 x 4=50

So 50 is the answer can i have brainliest now please

Convert 205% to a decimal

Answers

Answer:

2.05

Step-by-step explanation:

Divide 205 by 100

A savings account increases from ​$150 to ​$159. What is the percent increase of the savings​ account?

Answers

Answer:

6%

Step-by-step explanation:

it increased by 9/150 = 0.06 = 6%

plz help me i will give 14 points!!!

Answers

$7420, I’m pretty sure.

Laura creates a rectangular prism with wooden cubes. Each cube has an edge length of 3/4 inch. she uses a total of 240 cubes. the cubes are stacked 8 cubes high. What are the possible measurements for the length and width of the rectangular prism in inches.
Enter each measurement on a separate line.

Answers

Answer:

Step-by-step explanation:

Oo.24

Identify the problem that does not have the same quotient as the other three. Explain your reasoning. 49 - 7 4.9 - 7 0.49 + 0.7 0.049 = 0.07​

Answers

9514 1404 393

Answer:

  49 ÷ 7 = 7

Step-by-step explanation:

We assume your intended quotients are ...

  49 ÷ 7 = 7

  4.9 ÷ 7 = 0.7

  0.49 ÷ 0.7 = 0.7

  0.049 ÷ 0.07 = 0.7

The one that is different is 49 ÷ 7.

__

Evaluation of the quotients tells you which is different. Inspection of place values also tells you which is different. In all but the first quotient, the 4 and the 7 are in the same number place, so the quotients will be the same value.

John had to different syrups. Syrup A is 2 parts sugar and 8 parts water, and Syrup B is 3 parts syrup and 5 parts water. How much of each should John mix together to get 280 quarts of syrup that is 3 parts sugar and 7 parts water?

Answers

It all started when my mom met my dad...

You'll know the rest

Please solve and explain how you got your answer. (Thank you, MARKING BRAINIEST!!)
(Picture below)

Answers

Answer:

The total square kilometers is 299.

Step-by-step explanation:

Area equals length times width.

Answer:

299km

Step-by-step explanation:

Area= LxW

13x23=299

so your answer would be 299 square kilometers!

071 point
Dashboard
What is the measure of anglex
Courses
X
Calendar
34
Inbox
34
History
73
63
Help
57

Answers

Answer:

B. 73°

Step-by-step explanation:

The triangle is an isosceles triangle as it has 2 equal sides. This implies that the angles opposite to the two equal sides are of the same measure.

Therefore,

x = (180 - 34) ÷ 2

x = 146 ÷ 2

x = 73°

THIS IS A BREAK QUESTION

what is your favorite school subject​

Answers

Answer:

Art

Step-by-step explanation:

...................

Answer:

Music

Step-by-step explanation:

Have a good rest of your day!

What is the answer plwese help!?!"!.!

Answers

Answer:

768 in.

Step-by-step explanation:

can somebody help me plz ??!!

Answers

Answer: number 1

Step-by-step explanation: an example of an irrational

number is pi. it terminate and is a decimal      

For Sunday's brunch, Alexis is making a recipe that requires 8 cups of milk. She has 3 quarts of milk. Does she have enough for the recipe? Explain using numbers and words. Please make sure to use complete sentences. Please help it’s a test

Answers

Answer:

yes

Step-by-step explanation:

she needs 8 cups and 3 quarts is 12 cups


A biker rode for 2.5 hr. at an average rate of 12 mi./hr. Find the distance traveled.

Answers

Answer:

30 miles

Step-by-step explanation:

12x2.5=30

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