Sebastian has 50 marbles in a bag. 20% of the marbles are green. How many marbles are green?

Answers

Answer 1

Answer: 10

Step-by-step explanation:

50 divided by 10 is 5

10%=5

20%=10

Answer 2

Answer:

10 marbles are green

Step-by-step explanation:

Let me explain.

Using price×rate= amount

you do 50x20%= 10. This means that out of the 50 marbles

only 10 are green.


Related Questions

The thickness t in millimeters of a folded sheet of paper after it is folded n times is given by the equation t = (0.05) * 2n.

What does the number 0.05 represent in the equation?

Answers

Answer:

0.05 refers to the actual thickness of the sheet

Answer:

0.05 represents the amount of thickness the paper already had before you started the expriment. Hope this helps and go check out Quelenas'sboutique on Etsy.

Step-by-step explanation:


can someone help me really quick

Answers

How much ml mire will it hold

Triangle DEF is similar to triangle ABC. What is the length of segment EF? (HINT use scale factor) (Leave answer as a fraction)

Answers

We have been given two similar triangles. We are asked to find the length of segment EF.

We know that corresponding sides of similar triangles are proportional, so we will use proportion to solve our given problem.

[tex]\frac{EF}{DF}=\frac{BC}{AC}[/tex]

Upon substituting measure of our given side lengths, we will get:

[tex]\frac{EF}{1}=\frac{5}{13}[/tex]

[tex]EF=\frac{5}{13}[/tex]

Therefore, the length of segment EF is [tex]\frac{5}{13}[/tex] units.

What is the volume of a sphere with a radius of 9 units?
A. 972 pie units3
B. 243 pie units3
C. 486 pie units3
D. 324 pie units 3
SUBMIT

Answers

So the right answer is 972 pie units^3.

look at the attached picture

Hope it will help you

Good luck on your assignment

Answer:

[tex]972\pi {units}^{3} [/tex]

First answer is correct.

Step-by-step explanation:

[tex]v = \frac{4}{3} \times \pi {r}^{3} \\ v = \frac{4}{3} \times \pi \times {9}^{3} \\ v = \frac{4}{3} \times \pi \times 729 \\ v = \frac{2916\pi}{3} \\ v = 972\pi {units}^{3} [/tex]

hope this helps

brainliest appreciated

good luck! have a nice day!

What is the probability of tossing a coin twice and getting a head and a tails?

Answers

Answer:

Probability for flipping a coin twice and getting heads: 1/2

Probability for flipping a coin twice and getting tails: 1/2

Probability for getting heads AND tails: 0

Probability for getting heads or tails: 1/2

Step-by-step explanation:

Probability is how likely something happens. Since there is only 2 options, the probability for getting one of them would be 1/2 and getting both of them 0, because you can only get one of them. Probability for getting heads or tails would be the same. I'm not sure what your question was, so I did all possible answers. Hope this helps!

What is the surface area of the square pyramid? I need answers ASAP. picture included

Answers

Answer:

b

Step-by-step explanation:

you do

[tex]75^2 + 2 \times 75 \times \sqrt{75^2 \div 4 + 90^2 = 20250[/tex]

Explain why 3/4 of 16 is the same as 3 x 16 divided by 4
Please Help

Answers

Answer:

I know that 3/4 is 75%, and I also know that 3 times 16 is 48. Since I divide 48 by 4, it is the same as multiplying 4 by 3, knowing that it is 25% of 16.

Step-by-step explanation:

Since 3/4 is a fraction, all fractions can be converted into decimals.

3/4 is also known as 75%, which can be simplified into 0.75 in decimal terms.

Now that you know that 3/4 can be simplified to 0.75, you now need to take that 0.75, and multiply it by 16. You can use a calculator to do this, or you could work it out on a sheet of paper.

An easy way to do this, is to know that 25%, (0.25) of 16 is 4. This is because 4 times 4 is 16. Knowing this, if you are looking for 75% of 16, (0.75) you can multiply 4 by 3, knowing that it is 75% of 16.

The answer to that is 12.

3 x 16 = 48 and if you take 48 and divide it by 4, you will get 12.

You can explain this by writing; I know that 3/4 is 75%, and I also know that 3 times 16 is 48. Since I divide 48 by 4, it is the same as multiplying 4 by 3, knowing that it is 25% of 16.

A
4
1
2
-ounce hamburger patty has
25
1
2
grams of protein, and 6 ounces of fish has 32 grams of protein. Determine the grams of protein per ounce for each type of food.

Select from the drop-down menus to correctly complete each statement.

A hamburger patty has approximately
Choose...
grams of protein per ounce.

The fish has approximately
Choose...
grams of protein per ounce.

Answers

Answer:

Hamburger patty is 5.67 per ounce and the fish is 5.33 per ounce

Step-by-step explanation:

The hamburger patty has approximately 5.7 grams of protein per ounce and the fish has approximately 5.3 grams of protein per ounce.

What is a fraction?

Fraction number consists of two parts one is the top of the fraction number which is called the numerator and the second is the bottom of the fraction number which is called the denominator.

We have:

[tex]4\frac{1}{2}[/tex] ounce hamburger patty has [tex]25\frac{1}{2}[/tex] grams of protein

[tex]4\frac{1}{2}[/tex]  = 9/2

[tex]25\frac{1}{2}[/tex] = 51/2

Let's suppose each hamburger patty has x grams of protein so the value of x:

[tex]\rm x = \frac{\frac{51}{2}}{\frac{9}{2} }[/tex]

x = (51/2)×(2/9)

x = 5.66 ≈ 5.7 grams of protein

For fish Let's suppose each fish has y grams of protein so the value of y:

[tex]\rm y =\frac{32}{6}[/tex]

y = 5.3 grams of protein

Thus, the hamburger patty has approximately 5.7 grams of protein per ounce and the fish has approximately 5.3 grams of protein per ounce.

Learn more about the fraction here:

brainly.com/question/1301963

#SPJ2

What is the midpoint of the line segment that connects the
points (1,2) and (6, 7)?

Answers

Answer:

they both are sperated by 5 spots each

Step-by-step explanation:

so the mid point would be 3 and 3.5

WILL MARK BRAILIEST TO RIGHT ANSWER

Answers

Answer:

no mode

Step-by-step explanation:

the mode is the number that occurs the most. There is non in this case.

hope this helps :)

Answer:

no mode

Step-by-step explanation:

the mode is the number that occurs the most. There is none in this case.

4. For each equation, determine if =-2 is a solution. Explain or show your reasoning.

a) 10 = 2(x-9)


b) 3(x+4) = 2(x+3) + 4

Answers

Answer:

a. 14 b. -2

Step-by-step explanation:

a. 10=2x-18

28=2x ; x=14

b. 3x+12=2x+6+4

3x+12=2x+10

x=-2

The exponential function h, represented in the table, can be written as h(x) = a.2.
2
h(s)
0
10
1
4
Complete the equation for h(c).
h(z) =
Stuck? Watch a video or use a hint.
Reporta

Answers

Answer:

h(x) = 10 [tex](0.4)^{x}[/tex]

Step-by-step explanation:

The exponential is of the form

h(x) = a [tex](b)^{x}[/tex]

Use the ordered pairs from the table to find a and b

Using (0, 10 ), then

10 = a [tex]b^{0}[/tex] ( [tex]b^{0}[/tex] - 1 ), thus

a = 10

h(x) = 10 [tex]b^{x}[/tex]

Using (1, 4 ), then

4 = 10 [tex]b^{1}[/tex] , hence

b = [tex]\frac{4}{10}[/tex] = 0.4

h(x) = 10 [tex](0.4)^{x}[/tex]

Need help with question #5 thanks

Answers

Answer:

25/4

Step-by-step explanation:

68x=425

x=6.25

25/4=6.25

A dice is rolled three times. What is the probability of rolling a 5 each time? Write your answer as a simplified fraction.

Answers

Answer:

1/216 or 1/6

Step-by-step explanation:

1/6 times 1/6 times 1/6

which best represents the inequality? 30 POINTS!!!
A. y<32x+1

B. y≤32x+1

C. y>32x+1

D. y≥32x+1

Answers

Answer:

A

Step-by-step explanation:

Equation of the dotted line:

Slope: (-2-1)/(-2-0) = -3/-2 = 3/2

y = (3/2)x + 1

Region lies below the line, and the line is dotted:

y < (3/2)x + 1

Lamar is a software salesman. His salary is $2200, and he makes an additional \$90 for every copy of Math is Fun he sells. Then use thusLet P represent his total pay in dollars), and let N represent the number of copies of Math is Fun he seilsWrite an equation relating P to mathbb N equation to find his total pay if he sells 29 copies of Math is Fun.

Answers

Answer:

Equation: 2200 + (29 × 90) = 2610 + 2200

= 4,810

Can someone help me with this question please! I have nooo idea how to complete it!

Answers

Answer:

y = 3[tex]\sqrt{2}[/tex] + 4

Step-by-step explanation:

Create 2 equations using values from the table to find a and b.

Using (0, 10), then

10 = acos0° + b ( cos0° = 1 ), thus

a + b = 10 → (1)

Using (90, 4), then

4 = acos90° + b ( cos90° = 0 ), thus

b = 4

Substitute b = 4 into (1)

a + 4 = 10 ( subtract 4 from both sides )

a = 6

Thus

y = 6cosx° + 4

When x = 45°, then

y = 6cos45° + 4 = 6 × [tex]\frac{\sqrt{2} }{2}[/tex] + 4 = 3[tex]\sqrt{2}[/tex] + 4

Answer:

y = 3\sqrt{2} + 4

Step-by-step explanation:

oh sorry didn´t see that it was answered ;(

The perimeter of the isosceles triangle shown is 53 cm. What is the value of x?

Answers

Answer:

21 cm

Step-by-step explanation:

Since this is an isosceles triangle, the two sides with a line through them must have the same value of x. Therefore, you can set up the following equation:

2x+11=53

2x=42

x=21 cm

Hope this helps!

Answer:

21

Step-by-step explanation:

53 - 11 = 42

42/2 = 21

~ Please mark me as brainliest :)

please help me with this one and more thru the comments I don't have that many points please do it I'm begging u

Answers

Step-by-step explanation:

(example)

Think of it this way:

If joe caught 1 fish only

and bonita caught four more than joe

that means that she caught 5 fish in total.

(for the question)

This means that Bonita caught four more fish than Joe.

j + 4 = bonita

j = joe

Which statement about the functions Is true

Answers

Answer:

the first option is the correct answer

Which statistical question does the data in Table 3 answer?

Answers

Answer:

average of siblings with that height and weight

Step-by-step explanation:

Answer:

Average of siblings with that height and weight. Did the activity and got it right.

Find "x" in this problem

45x+5=140

A) 7
B) 3
C) 2
D) 8

Answers

Answer:

B

Step-by-step explanation:

45x=140-5

x=135:45

x=3

(B)

Answer:

B

Step-by-step explanation:

 45x + 5 = 140  find x

 45x + 5 = 140

45x = 140 - 5

45x = 135

x = 135/45

x = 3

Find the value of y. Use 3.14 for pie

Answers

Answer:11

Step-by-step explanation: Again, you have to write the expression. In this case, it would be 3.14x(9.3x9.3)xY=3000.  If you simplify, it would be 3.14x86.49xY=3000. You would than multiply 3.14 and 86.49, and it would be about 271. Then, you divide 3000 with 271, and it would be about 11 if you round to the nearest whole number  

Round the value 16.758 to the nearest hundredth please answer this

Answers

Answer:

[tex]16.76[/tex]

hope this helps

brainliest appreciated

good luck! have a nice day!

Answer: 16.76

Explanation: Since you are rounding to the nearest hundred, your answer will have 2 digits after the decimal. When the third digit is equal to or greater than 5, you round up previous digit. If the third digit number is lower than 5, you leave the the previous digit as it is.

In this case, the third digit is the number “8” and since it is greater than 5, you round up the digit before it. The 16.7[5]8 turns into 16.7[6].

Hope that helps!

Which is a factor of x2 + 5x – 247
(x-6)
(x+6)
(X-8)
(X + 8)

Answers

Answer:

the factor for x^2 + 5x - 24 is

(x + 8)

Step-by-step explanation:

There must be a typo in the equation. It must be x^2 + 5x - 24.
The factored equations is (x+8)(x-3).
The answer is (x+8).
:)

[Kangaroo Grey 2013 Q4] There are five families living in my road. Which of the
following could not be the mean number of children per family that live there?
A 0.2
B 1.2
C 2.2
D 2.4
E 2.5

Answers

E, as this is the average per family. To get the total number of children, times the number by 5 families. With the others, you get a whole number. With E, you get 12.5 children in total which is impossible given you can’t have half children

Gabby opened a savings account and deposited $800.00 as principal. The
account earns 13% interest, compounded continuously. What is the
balance after 1 year?
Use the formula A = pe", where A is the balance (final amount), P is the
principal (starting amount), e is the base of natural logarithms
(~2.71828), r is the interest rate expressed as a decimal, and t is the
time in years.
Round your answer to the nearest cent.
$

Answers

Answer:

Use the formula A = p x e^(rate x year), we have:

A = 800 x 2.71828^[(13/100) x 1] = 991.06 = ~911.1 dollar

Hope this helps!

:)

NEED HELP ASAP PLEASE IDK AND IT'S TIMED pls help meh​

Answers

Answer: 29/5

Step-by-step explanation:

[3(x-1)]/24 = (x-4)/3

(x-1)/8 = (x-4)/3

3(x-1) = 8(x-4)

3x-3 = 8x -32

3x - 8x = -32 +3

-5x = -29

x = 29/5

Answer:

X=29\5

Step-by-step explanation:

(3X-3):24=(8x-32):24

=)3x-3=8x -32

=)3x=8x-32+3

=)3x=8x-29

=)8x-3x=29

=)5x=29

=)x=29\5

Drag and drop the numbers into the boxes to create an expression that is equivalent to the given expression.



5(c+6)

_c + (_)
Numbers (Two required)
5 6 30 36

Answers

Answer:

Step-by-step explanation:

simplify:

bx^4+4c-2b-c

= bx^4 + 3c -2b

The quantity x minus 3 divided by y

Answers

Answer:

x-3/y

Step-by-step explanation:

thats the expression

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