there are 400 pens in a shop 40percent are black 20percent of the other colored pens are blue and 10percent of other pens are yellow if the remaining are red what percent of pens are red

Answers

Answer 1
Percents is a number out of 100. So basically what you’re going to do here is add up the percents. 40+20+10. Add that up and you get 70. You then subtract 70 from 100. You get 30. So the percentage of red pens is 30%.

Related Questions

please help. it’s about density

Answers

1. 4 g/mL

2. 2 g/mL

3. 5 mL

4. 400g

5. 25g

6. 2 cm^3

7. 2 g/cm^3

0(-4,1), and Y (-2, 3).

Answers

Answer: If you trying to find the distance [tex]d=\sqrt{16}[/tex] or 4. If you trying to find midpoint its MP= (-3,2)

Step-by-step explanation:Distance formula[tex]d=\sqrt{(x_{2}-x_{1})^{2}+(y_{2}-y_{2})^{2} }[/tex]

[tex]d=\sqrt{(-2-(-4))^{2}+(3-1})^{2} }[/tex] -2-(-4)=2     3-1=2

[tex]d=\sqrt{2^{2}+2^{2} }[/tex] 2 squared is 4

[tex]d=\sqrt{4+4}[/tex]  equals [tex]d=\sqrt{16 }[/tex] or 4 simplyfied

Midpoint formula [tex]MP= (\frac{x_{1}+x_{2} }{2}), (\frac{y_{1}+y_{2} }{2} )[/tex]

[tex]MP= (\frac{-4+-2 }{2}), (\frac{1+3 }{2} )[/tex] -4+-2=-6     1+3=4

[tex]MP= (\frac{-6}{2} ), (\frac{4 }{2} )[/tex] -6/2= -3    4/2= 2

[tex]MP= (-3,2)[/tex]

It costs twelve dollars to get in to the fair. Tickets for rides cost extra and are d dollars each.

If Tyra buys 20 tickets, how much would it cost her for the fair?

20 d - $12
$12 d + 20
$12 - 20 d
$12 + 20 d

Answers

Answer:

Answer:

12 + 20d

Step-by-step explanation:

OG fare = 12

Ticket price =d

20 Tickets =20d

Answer:

$12 + 20 d

Step-by-step explanation:

Right of the bat, we know she‘ll pay $12 just to get in to the fair.

If Tyra wanted to buy 20 tickets, it’ll cost her d dollars each. Which is 20 d.

Add 12 and 20(d) together and it’ll determine how much Tyra will spend in total at the fair.

please help, image is attached.

Answers

Answer:

∠ JKM = 36°

Step-by-step explanation:

Since KM  is the angle bisector of ∠ JKL , then

∠ JKM = [tex]\frac{1}{2}[/tex] ∠ JKL = 0.5 × 72° = 36°

Solve for x:
X – 6 = 5x – 2
20 points + Brainlist if you answer this question please!

Answers

15?

Step-by-step explanation:

X-6=5x-2
+6 +6

X=5x-2
-5x

X=-2

0.04 divided by 3.3284

Answers

Answer:

The answer is 0.01201778632

Step-by-step explanation:

Which graph shows the image being rotated 90°?

Answers

You forgot to put an image

Answer:

There is no picture, my sweetheart.

Step-by-step explanation:

A ten-pin boeling ball has the volume of about 5374 cm^3. A cadlepin bolwing ball has a volume of about 48 in^3. About how much greater is the volume of ten-pin bowling ball than the volume of candlepin bowling ball.

Answers

Answer: 16122/144= 111.95

Step-by-step explanation: 5374cm^3=16122  48in^3=144= 111.95

simplify the following expressions ( use distributed property )

Answers

Answer:

ax + ab

Step-by-step explanation:

Step 1: Write expression

a(x + b)

Step 2: Distribute a to each term

ax + ab

[tex]\huge\boxed{Hello!}[/tex]

The Distributive Property states that

a(b+c)=ab+ac

Now, let's use this property to simplify the given expression:

a(x+b)

ax+ab

This is our final answer.

[tex]\huge\boxed{\bf{Hope\;it\;helps!}}[/tex]

[tex]\huge\bold{Good\;luck!}[/tex]

[tex]\huge\mathfrak{LoveLastsAllEternity}[/tex]

At a local department store sweaters typically cost $44. However due to a special the sweaters are reduced to $22. What percent of the original price has the sweater been reduced to

Answers

Answer:

50% reduction in price

Step-by-step explanation:

can be determined by 44- (44× X) solve for x and you get x as .5

9. In City A, the temperature rises 9 from 8 A.M. to 9 A.M. Then the temperature drops 8 from 9 A.M. to 10 A.M. In City B, the temperature drops 5º from 8 A.M. to 9 A.M. Then the temperature drops 4º from 9 A.M. to 10 A.M.

a. What expression represents the change in temperature for City A?

b. What integer represents the change in temperature for City A?

c. What expression represents the change in temperature for City B?

d. What integer represents the change in temperature for City B?

e. Which city has the greater change in temperature from 8 A.M. to 10 A.M.? 10.​

Answers

The expression for temperature change in City A is 9 + (-8)

The amount the temperature changes for City A = 1°F

The expression for temperature change in City B is -1 + (-3) = -4°F

The amount the temperature changes for City B = -4°F

Calculations and Parameters

Based on the available data:

In City A, the temperature rise from 8 am to  9 am = 9°FIn City A, the temperature drop from 9 am to  10 am = 8°FIn City B, the temperature drop from 8 am to  9 am = 1°FIn City B, the temperature drop from 9 am to  10 am = 3°F

The expression for that represents the temperature change from 8 am to 10 am is, therefore;

For City A

The temperature change from 8 am to 10 am are

8 am to  9 am = +9°F9 am to  10 am = -8°F

Sum, change from 8 am to 10 am = 9 + (-8) = 1°F

For City B

The temperature change from 8 am to 10 am are

8 am to  9 am = -1°F9 am to  10 am = -3°F

Sum, change from 8 am to 10 am = -1 + (-3) = -4°F

Read more about temperature changes here:

https://brainly.com/question/17605947

#SPJ1

Steve Fossett completed the first solo balloon circumnavigation of the world after 13.5 days. Assuming the balloon travelled along a circle of diameter 12 750 km, roughly what was the average speed of the balloon in km/h?

A) 12
B) 40
C) 75
D) 120
E) 300​

Answers

Answer:

B) 40

Step-by-step explanation:

Average speed = distance/time

Distance = 12750 km

Time = 13.5 days = 13.5*24  hours = 324 hours

Speed = 12750 km /324 h =  39.4 km/h ≈ 40 km/h

Correct option is B) 40

Diane owes $11901.00 to the bank after completing her college degree. With the funds from her new job she is paying back $153.00 per month. Her friend Teresa was given $4906.00 in the bank for college from her family, and she is spending $337.00 per month out of this college fund. If these were continuous functions, after how many months will Diane have the same bank balance than Teresa, rounded to the nearest tenth

Answers

On average, parents pay 10% of the total amount due with borrowed funds; students cover 14% with student loans and other debt-forming sources. The remaining 29% of the cost of college is mostly covered by scholarships and grants won by the student: 17% by scholarships and 11% by grants.

Helppp plsssssssssss

Answers

I think the midpoint is (0,3), I’m sorry if it’s wrong

every integer is _______number? an irrational , a natural , a whole , a rational.

Answers

Answer:

every integer is a whole number

only question one. please answer and show full working out. will reward with brainliest.

Answers

Answer:

48 meters squared or 48m^2

(Both are correct. Whichever you prefer is fine.)

Step-by-step explanation:

The formula to find area is A=height*base

So since the base = 6 and height = 8

Just multiply to combine the two

6*8=48

If you want to show with only numbers write this.

A=b*h

6*8=48

48 meters squared or 48m^2

If you mix red and white paint in different ratios, you will get different shades of pink paint. If the ratios are equivalent, the shades of the pink will be same.

Answers

Okay? Whats the question? I mean the information you gave is cool :/

Is -3/7 rational or irrational

Answers

Answer:

Is rational. The value is 0.42857.

Step-by-step explanation:

can someone help me out pls?

Answers

Answer:

eliminated, the bedtime increases by one minute. ... Description: This activity requires students to tell time to the half-hour (e.g. 4:00, 5:30, 11:30).

Step-by-step explanation:

Solve and graph the absolute value inequality: 2x + 4 > 8. (1 point)
-9-8-7-6
-4
-1
1
2
3
2
5
7
B 9
-9-8-7-6-5
- 2 - 1
O
1
2
5
7
8
9
-9-9-7-6-5-4-3-2-1
1
3
9
1
3

Answers

Answer:

x>2

Step-by-step explanation:

2x+4>8

subtract -4 both sides

2x+4(-4) > 8(-4)

2x >4

divide 2 both sides

2x/2 > 4/2

x > 2

−4−3−2−1 0 1 O --3---4--5--6--7--8--9->

Billy borrowed $400 from his friend Tommy to get his truck fixed. The next time he got paid, Billy paid Tommy back $100, then agreed to pay $25 a week until his debt was paid off. 1.Write a linear equation to represent the amount of money m Billy owes Tommy after w weeks. 2.How long will it take Billy to pay off his debt to Tommy?

Answers

Answer:

(400 - 100) / 25 = 12

Step-by-step explanation:

Billy gives Tommy 100, so we can subtract $100 from $400, giving us 300. Then to undertand how many weeks it will  take Billie to pay Tommy, we divide 300 by 25, and get 12.

Hope this helps!

Answer:

( 400 - 100 )

Step-by-step explanation:

Have a nice day <3

What is this I am so confused please help

Answers

Answer: A

Step-by-step explanation:

When you write exponential form to radical form, the fraction tells us that kind of root it is. Since it is a cubed root, as indicated by the 3 in front of the radical, we know that the fraction will be [tex]\frac{1}{3}[/tex]. If it were to be [tex]\frac{1}{3}[/tex], the entire radical would be to the power of 1. Since the radical is to the power of x, our answer would be [tex]125^{\frac{1}{3}x }[/tex].

help me please!!!!!!!​

Answers

Answer:

C (-6,-8) → C' (6,8)

D (-2,-8) → D' (2,8)

E (-2,-4) → E' (2,4)

F (-6,-4) → F' (6,4)

Step-by-step explanation:

When you rotate a point 180° counterclockwise about the origin, the point A (x,y) becomes A' (-x,-y). So, if the points are positive, they will become negative.

Because all the points are negative, rotating them 180° counterclockwise will make them positive.

Hope that helps.

the area of a square rug is 72 square feet. what is the approximate length of one side of the rug?

Answers

18 feet
72/4 = 18


This needs to be 20 characters sorry

If 3.x - 7 = 5, then 2x – 1=?

Answers

Answer: -2

Step-by-step explanation:

which symbol will make the number sentence -5 -- 5 true?
A =
b

Answers

Answer: b

Step-by-step explanation:

which square root would end up as a rational number 169 square root 250 square root 80 square root 6 square root

Answers

Answer:

250

Step-by-step explanation:

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

C. ADD AND SUBTRACT REAL NUMBERS - Find each sum or ditterence.
TELE
1. - 63 +57
4. - 11.4 + (3.8)
7.- +13
14
2. - 21 - (- 46)
5. -7- (-7)
8. 104-9
3. 4.5 + (-10.2)
6
9. 4
+6

Answers

1. Answer: = -6

2. Answer:= 25

3. Answer:= -5.7

4. Answer:= -7.6

5. Answer:= 42

6 . Answer:= 3 r 14

7. Answer:= 1 r 16 r 45

8. Answer := 13 r 36

9. Answer:= 11 r 11 r 24

.

Please help 6th grade math answer b

Answers

Answer:

b.  22 feet below sea level.

Hope this helps:)

Step-by-step explanation:

Yolanda is buying supplies for school. She buys n packages of pencils at $1.10 per package and m pads
of paper at $2.20 each. What does each term in the expression 1.1n +2.2m represent? What does the
entire expression represent?
The term 1.1n represents the (select)
The term 2.2m represents the (select)
The expression represents the (select)

Answers

1.1n represents the total cost of n packages of pencils.

2.2m represents the total cost of m pads of paper

The entire expression represents the total cost of Yolanda's school supplies.

Other Questions
math 1 work it out please w-2+2w=6 + 5w Use the text of the opinion piece, "What's for Lunch," and your completed graphic organizer to answer the question below. Include evidence from the article to support your answer. Do you think this author has an agenda? If so, what is it? If not, what is the purpose of her article? Does she achieve her purpose? HERE IS THE WHATS FOR LUNCH ARTICLEWhats for Lunch?Marcia Amidon LustedZachary Maxwell was tired of trying to explain to his parents why he wanted to bring lunch to school instead of eating hot lunch. They couldnt understand why he didnt want to eat the gourmet food described on the schools online menu, which sounded both nutritious and interesting. Zachary just couldnt convince them that the food wasnt as great as it sounded. So in the fall of 2011, he began sneaking a small video camera into the cafeteria at his school, to show his parents what the lunches were really like. Six months and 75 school lunches later, Zachary made a documentary film about his lunch called Yuck: A 4th Graders Short Documentary About School Lunch.Truth in Advertising?"The citys Department of Education says that its committed to providing delicious and nutritious meals through their food service program. But the lunch being served at my school was nothing like what they were advertising on their web site," Zachary, now 11, says in the documentarys trailer. "I told [my parents] thats not what they were actually serving me," he said. "But I dont think they believed me." For example, an "oven-baked pizza bagel with tricolor salad" was really nothing more than a slice of pizza and a wisp of lettuce. Sometimes there was no connection between the menu and what Zachary actually got. "Cheesy lasagna rolls with tomato basil sauce, roasted spinach with garlic and herbs" was, in reality, just a plastic-wrapped grilled cheese sandwich, all alone on a foam plate."When I came back home and showed them the footage, they were like, ugh!" Zachary said. His dad, an amateur filmmaker, started helping Zachary transform his video footage into a film. It won several awards, and Zachary also made appearances on television shows like Good Morning America.Not Perfect, But BetterLets face it: many times school lunches just arent going to taste as good as they sound. Students also complain that with lunches that follow the new school lunch guidelines, there just isnt enough food. Smaller portions, more fruits and veggies, and fewer calories leave some kids, especially teenagers, still hungry after eating their lunch. A group of students in Kansas even wrote a music video called "We Are Hungry," where they sing about their stomachs growling after lunch and how theyre collapsing on the sports field because they havent eaten enough.However, the new federal lunch guidelines do mandate meals that are better for students, with less sodium, more whole grains, fewer calories, and more fruits and vegetables, as well as skim or 1 percent milk. These are a definite improvement over school lunches of not that many years ago, which once stuck with fare like burgers, French fries, and chicken nuggets. Some schools even allowed fast food outlets like McDonalds and Pizza Hut to operate mini-restaurants in their cafeterias, or supply their products for students. Many schools have also reconsidered vending machines filled with sugary sodas, candy, and chips, replacing them with water and healthy snacks.The Lunch ForecastThe new school lunches are designed to help students eat better, and combat health problems like obesity in kids. Ideally, a healthy school lunch should also taste good ... or at least as good as the description on the menu. It should also keep students from taking a trip to the vending machine or a nearby convenience store as soon as lunch is over, because theyre still hungry. But will the lunches served in your cafeteria ever taste as good as a fast food burger or a gourmet meal cooked at home? You be the judge. Find the equation of the line that has the given properties. Express the equation in slope-intercept form.Slope = -9; y-intercept = 5What is the equation of the line? Evaluate 12 - 6+ (14 8)^2=. 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