50 % of blank = 21 plz I need help with that question

Answers

Answer 1

Answer:

42

Step-by-step explanation:

50% of ? = 21 is saying that you need to do 21 x 2, which is 42.
Answer 2

Answer:42

21 x2 = 42. Therefore 1/2 or 50% of 42 is 21

Step-by-step explanation:


Related Questions

Joey goes to an electronics store to buy video games and
CD's. He has $140 from his birthday party and he's looking to
buy video games for $35 each and CD's for $15 each. Write an
inequality to describe the possible number of video games and
CD's that Joey can buy. If Joey buys 4 CD's, what is the
maximum number of video games he can buy?
video games

Answers

Answer:

2

Step-by-step explanation:

In a telephone poll, 14 people said they like shopping and 22 people said they do not like shopping. What is the ratio of the number of people who like shopping to the number of people who do not like shopping?

Answers

Answer:

I think it's 7:11

Step-by-step explanation:

14:22

simply it will be 7:11

I need help ASAP pic below

Answers

Answer:

Step-by-step explanation:

2) ∠A + ∠B = 146       {Exterior angle theorem}

5y + 3 + 4y + 8 = 146

5y + 4y + 3 + 8 = 146           {combine like terms}

         9y + 11 = 146

               9y = 146 -11

               9y = 135

                 y = 135/9

y = 15

3) m∠A = 5y + 3

              = 5*15 + 3

              = 75 + 3

A = 78

4) m∠B = 4y + 8

            = 4*15 + 8

            = 60 + 8

      m∠B = 68

5) m∠ACB + m∠A + m∠B = 180   {Angle sum property of triangle}

 m∠ACB  + 78 + 68 = 180

           m∠ACB + 146 = 180

                       m∠ACB = 180 - 146

                      m∠ACB = 34

Lines / and m parallel. Can be represented by the 3x+4y=8. If line m passes thorough the point (2,-5), which equation can be used to find the equation of line m

Answers

Answer:

y=−34x+2.75

Step-by-step explanation:

Parallel lines have the same slope. Solve for the slope in the first line by converting the equation to slope-intercept form.

3x + 4y = 12

4y = –3x + 12

y = –(3/4)x + 3

slope = –3/4

We know that the second line will also have a slope of –3/4, and we are given the point (1,2). We can set up an equation in slope-intercept form and use these values to solve for the y-intercept.

y = mx + b

2 = –3/4(1) + b

2 = –3/4 + b

b = 2 + 3/4 = 2.75

Plug the y-intercept back into the equation to get our final answer.

y = –(3/4)x + 2.75

what is 5 1/3 as an improper fraction??

Answers

Answer:

5/3

Step-by-step explanation:

PLS MAKE ME AS BRAINLIST

what is the cost per ounce for 10 ounce package of cashews

Answers

Answer:

you have to give more explanation as right now the equation is unsolvable

Step-by-step explanation:

What is the slope of this line?
Points on this line include (1,3) (2,6) and (3,9). Number only. Just write the slope in simplest form.

Answers

the slope of this line i’m pretty sure is 2,6 of it is wrong i aplogize but this is the most reasonable answer thanks you for your time and i hope you get the answer right

Casey currently owes $500 to his parents. He plans to pay them $60 per month until it is
paid off. Sally also owes her parents money. She borrowed $600 from them and plans to
pay them back $80 per month. Is there a time when they will both owe their parents the
same amount of money?

Answers

Answer:

They will both owe their parents $200 when Casey is paying his 5th month and Sally is paying on her 5th month.

Step-by-step explanation:

If Casey pays 60 dollars after 5 months, he will have payed $300 dollars. He still needs to pay $200.(500-300) If Sally pays 80 dollars after 5 months, she will have payed $400 dollars. She still needs to pay $200. (600-400)

Mollie watches a film that lasts 130 min it begins at 6:15 pm. What time did it end?

Answers

Answer:

Starts at 6:15

Note: An hour is 60 minutes.

So an hour after 6:15 is 7:15 and an hour after that is 8:15. Now just add another 10 minutes and you get 8:25.

So the film ended at 8:25.

PLEASE HELP
The question is in the picture so this is just filler text but please help me ASAP

Answers

OC should be 5, since DE is a bisector, meaning OB and OC should be the same length. That would make BC 10, because you’re adding the two 5s together

what is the answer to x - 8 < -2

Answers

Answer:

X < 6

Step-by-step explanation:

Add 8 to both sides

x < 6

Answer:

X<6

Step-by-step explanation:

x-8<-2

So first off, you want to get X by itself. To do that you have to do the opposite of what the number is. If the number is negative you add it. If the number is positive, you subtract it. What you do on one side, you do on both.

x-8<-2

+8      +8

X<-2+8

Next, You need to add alike terms.

X<6

4 and 5 PLEASEEEE!!!

Answers

Answer:

True

Bones seperated from a joint

Step-by-step explanation:

Answer:

5 is bones separated from the joint

Step-by-step explanation:

I EILL MAKE BRAINLEST NEED HELP ASAP MT TEACHER IS ABOUT TO YELL WT ME PLEASE PLEASE PLEASE PLEASE PLEASE

Answers

Ok, what class is this


Sylvia bikes home along a straight road from her friend's house, a distance of 8 miles,
The graph shows her journey

Answers

Answer:

what is the question and what is the graph

Step-by-step explanation:

1)
Which decimal represents the portion that is NOT shaded?
A)
0.003
B)
0.03
0
0.3
D)
3.0

Answers

Answer:

D) 3.0

Hope this helped

Select the line segment
A.
B.
C.
D.

Answers

Answer:  D i think

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

can anyone help me with maths please?
#surfacearea

Answers

Answer:

773 or 278.5 (if it only wants the sides the pic shows)

Step-by-step explanation:

13*5=65

65/2=32.5 (since it is a triangle you by 2)

12*9=108

108/2=54

15*20=300 (it is a square so you leave it)

you do it on the other sides that you can't see in the pic.

Add all the numbers together: 32.5+32.5+54+54+300+300 or 32.5(2)+56(2)+300(2)=773

Hope this helps!


In the city of Carmen, there is a drawbridge that is opened twice per hour over the summer. The graph below shows the number of feet that the top of the bridge was above the water versus the amount of minutes that the
drawbridge was open

Answers

Answer:

1) Between 0 and 1 minute the rate of change is 25 ft./min

2) Between 1 and 2 minute the rate of change is 0 ft./min

3) Between 2 and 4 minute the rate of change is -12.5 ft./min

Step-by-step explanation:

1) Between 0, and 1 feet, we have;

The rate of change = (Final height - Initial height)/(Final time - Initial time)

The rate of change = (40 - 15)/(1 - 0) = 25 ft/min

Between 0 and 1 minute the rate of change = 25 ft./min

2) Between 1, and 2 feet, we have;

The rate of change = (40 - 40)/(2 - 1) = 0 ft/min

Between 1 and 2 minute the rate of change = 0 ft./min

3) Between 2, and 4 feet, we have;

The rate of change = (15 - 40)/(4 - 2) = -12.5 ft/min

Between 2 and 4 minute the rate of change = -12.5 ft./min

i need help quick! (number 7, NOT 8!)

Answers

Answer:

(-6, 18)

Step-by-step explanation:

A baseball team has won 20 games and lost 10 games. What percent of the games did the team win?

Answers

Answer:

They won 2/3 of the games, or about %66 percent.

Step-by-step explanation:

There is a total of 30 games played, becuase 20+10 is 30, and they won 20 out of 30 of the games. or 20/30. You then divide 20/30 and you will get .6666 which is 66%.

Answer:

30 %

Step-by-step explanation:

20×10=30

Or

20+10=40

plsssssss help 5/6 x 7/8

Answers

35/48 or 0.7916repeating. not sure what you need it written as


Adrian currently has $400 in his savings account. He saves $20 per month. He saves the same amount each month and does not take any money
out of the account. In how many months will Adrian have $700 in his savings account?
O 35 months
o 15 months
o 55 months
o 20 months

Answers

Answer:

15

Step-by-step explanation:

if 5 20s is 100 then do it times three if that makes sence lol

3+(−4)−8−(−1)

can guy help me pls

Answers

Answer:

-10

Step-by-step explanation:

Answer:

-8

Step-by-step explanation:

can anyone help i have no idea

Answers

Answer:

A=1/9 or  0.1 b=1/16 or 0.0625 and c=1/4 or 0.24

Step-by-step explanation:

I have already learned how to do those

Answer:

there you go

Step-by-step explanation:

a)3-² = 1/3² = 1/9

b) 4-³ = 1/4³ = 1/64

c) 2-^6 = 1/2^6 = 1/64

1. What graph shows a line with an x-intercept of 5?

Answers

Answer:

its anything that crosses the vertical ( | ) line at the point (0,5)

Step-by-step explanation:

anything like the picture


What algebraic expression will I put for the drawing above?

Answers

as in your model 4,4,4,1, think on those around them or ask for help

what’s the axis of symmetry & vertex *PICTURE*

Answers

Answer:

2.5

Step-by-step explanation:

:)

What is the equation of the line that passes through the point (3,-5) and has a
slope of o?

Answers

Answer:

y = -5

Step-by-step explanation:

slope of 0 means m = 0 in y intercept form y = mx + b.

they have given you (3, -5), plug these in and solve for your equation.

remember, a line that has a 0 slope means it is a horizontal line.

y = mx + b

-5 = 0(3) + b

-5 = b

so you have, y = -5.

What are some basic psychological responses a person could have to the color red?

Answers

Answer:

It depends on the person mental state or past. But red often gives the person a sense of danger or fear

Step-by-step explanation:

can someone help lol

Answers

Answer:

500

Step-by-step explanation:

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