Mr. Brown has 14 purple,6 blue, 10 orange face masks. What is the probability that, if selected at random. Mr. Brown will pick one of his blue face mask to wear?

Answers

Answer 1

Answer:

im pretty sure this is right  its a 6/30 chance he would pick blue

Step-by-step explanation:


Related Questions

Given f(x) = x^2 + 3 , work out the value of f(4)

Answers

Answer: 19

Step-by-step explanation:

[tex]f(4)=(4)^2+3=16+3=19[/tex]

Answer:

f(4) = 19

Step-by-step explanation:

f(x) = x^2 + 3

plug in 4 for the xs

f(4) = 4^2 + 3

f(4) = 16 + 3

f(4) = 19

What is a better buy.
A 12-pack of Pokemon cards for $8.50
or
A 6-pack of Pokemon cards for $5.75

Answers

12 pack for 8.5
6 for 5.75
5.75x2=11.5
12 pack is a better buy

Answer:

12 pack is better

Step-by-step explanation:

It is better because it's just a little more money and it has more packs then 6 pack.

Find the value of given trigonometric function cot (-330°)

Answers

Answer:

The exact value should be

[tex] \sqrt{3} [/tex]

Step-by-step explanation:

Though you can get this directly out from your calculator, but you can utilize the opposite angle identities, cot(-

θ)=-cot θ, then use the trig identity, which is

[tex] \cot(θ) = \frac{ \cos(θ) }{ \sin(θ) } [/tex]

So cot (-330)=cos (-330)/sin (-330)

A stick was broken into two pieces. The length of the first piece is 28 cm more than the second piece. The total length of the two pieces is 56 cm. Find the length of the first piece.

Answers

84 cm because you HAVE to add them together.

Please I need help me!!!

Answers

I think it’s 182.27$.

Sorry if i’m wrong

Can someone help me please

Answers

Put the letter a & the b , & c and d

The absolute value of -15 is -15 because -15 is 15 units to the left of zero

Answers

Answer: False

Step-by-step explanation: The absolute value of -15 is 15.

What is a piggyback mortgage?
A. Two interest rates on a single mortgage
B. Two mortgages on the same house
C. Two mortgages for two different houses
D. One mortgage for a portion of the house value and a cash down
payment for the remainder

Answers

Answer:

is two mortgages for two different hourses.

Answer:

Two mortgages on the same house (confirmed).

Step-by-step explanation:

Aph3x

what number must you add to complete the square?

x^2+14x=3

Answers

Answer: 49

Step-by-step explanation: In order to complete the square, you need a perfect square trinomial on the left side of the equation.

The question is, what is the number we need?

Well it comes from a formula. The number that is added to both sides

comes from half the coefficient of the middle term squared.

So that's half of 14 which is 7, squared which is 49.

Add the fractions. Reduce the answer to lowest terms.
8\9+1/9

Answers

Answer:

1

Step-by-step explanation:

8 + 1 = 9/9

-      -      

9.      9

Need help quick plzzzz

Answers

Answer:

1 if its not that its 2.

Step-by-step explanation:

sorry if im wrong is sucked at this specific type of math

Answer:

A

Step-by-step explanation:

Slope = change in y/change in x

Choose any two points that are on the line, find the difference between the y and the difference between the x, and set as a fraction.

In this case, we can use (0,0) and (1,1) since both points are on the line.

Difference in y: 1 - 0 = 1

Difference in x: 1 - 0 = 1

Write as a fraction: 1/1

Simplify: 1

What is the length of side c?
A)
5 ft
B)
25 ft
81 ft
D)
128 ft

Answers

the answers is here is the answer A)5

Answer:

the answer is 5 ft

Step-by-step explanation:

Which fraction is equivalent to 0.8?

Answers

Answer:

4/5

Step-by-step explanation:

.8 means 80/100 (divide both top and bottom by 20)

Answer: 4/5

Step-by-step explanation:

3. Explain why the polynomial 34 + 5x3 - 7x2 + 3x has a degree 3 and not 4.​

Answers

Answer:

See explanation below

Step-by-step explanation:

The degree of a polynomial is the LARGEST power at which the variable/s appear in their expression.

Notice that in the given polynomial, the highest power for the variable x is 3, from the term 5 x^3.

There is no other term with higher power for x.

The variable appear in the expression [tex]3^{4} + 5x^{3} + 7x^{2} + 3x[/tex] x which has highest power 3 not 4 .

We have to explain,  why the polynomial [tex]3^{4} + 5x^{3} + 7x^{2} + 3x[/tex] has a degree 3 and not 4.

According to the question,

A polynomial's degree is the highest or the greatest power of a variable in a polynomial equation.

The degree of a polynomial is the largest power at which the variable appear in their expression.

[tex]Polynomial = 3^{4} + 5x^{3} + 7x^{2} + 3x[/tex]

The given polynomial, the highest power for the variable x is 3, from 5 .

Hence, The variable appear in the expression [tex]3^{4} + 5x^{3} + 7x^{2} + 3x[/tex] x which has highest power 3 not 4 .

To know more about Degree click the link given below.

https://brainly.com/question/21726505

I NEED IT KNOW PLEASEEE

Answers

Answer:

360

Step-by-step explanation:

Which one of the points A(5.2). B(6,-3) and C(4.7) is the mid-point of the other two? Check your answer by calculating two distances.​

Answers

Answer:

A is the midpoint

Step-by-step explanation:

Given

A(5.2) B(6,-3) and C(4.7)

Required

Which is the midpoint

Midpoint is calculated using:

[tex](x,y) = \frac{1}{2}(x_1+x_2,y_1+y_2)[/tex]

Testing A as the midpoint, we have:

[tex](5,2) = \frac{1}{2}(6+4,-3+7)[/tex]

[tex](5,2) = \frac{1}{2}(10,4)[/tex]

[tex](5,2) = (\frac{1}{2}*10,\frac{1}{2}*4)[/tex]

[tex](5,2) = (5,2)[/tex]

The above equation is true. Hence, A is the midpoint of B and C

Jack runs 3 miles 4 times a week. How many miles does Jack run in 6 weeks

Answers

3 miles X 4 times a week is =12 miles a week so 12 miles X 6 =72 miles

Alexandra is following a recipe that requires 3/4 a cup of water she needs to make 10 servings how many cups of water does Alexandra need

Answers

Answer:

Amount of water needed for 10 serving = 7.5 cup

Step-by-step explanation:

Given:

1 serving needed water = 3/4 cup

Find:

Amount of water needed for 10 serving

Computation:

Amount of water needed for 10 serving = 10[3/4]

Amount of water needed for 10 serving = 7.5 cup

At Davidson's Bike Rentals, it costs $41 to rent a bike for 8 hours. How many hours of bike use does a customer get per dollar?

Answers

Answer:

0.192 hour

Step-by-step explanation:

41$ / 8 = 0.192 hours = 11.703 minutes

The maximum water depth at Lake Tahoe, California in 2014 was 1644 feet. Because of the drought, the water level has been decreasing at an average rate of 6.2 feet per year. Create a model for the depth of the lake

Answers

Answer:

i would suggest putting this in a line graph

Step-by-step explanation:

the y axis can be the depth while the x axis can be the time passed since 2014

Theo is baking a
recipe that makes 36
cookies with 2 cups of
sugar. At this rate, how
many cups of sugar
are needed to bake 18
cookies?

Answers

Answer:

26 bc it is equall

Step-by-step explanation:

Answer:

1  cup

Step-by-step explanation:

You divide 36 by 2 to see how many cookies can be made with 1 cup which is 18 so in this question its 1

Use the Zero Product Property to solve the equation.
(3y − 9)(12y + 2) = 0

Answers

Answer:

Exact form would be like this, y=3, -1/6

Decimal form would be like this, y=3, -0.16666666666666666666666 and keep adding 6's.

Step-by-step explanation:All you do is isolate the variable by dividing each side by factors that don't contain the variable. Sorry I took so long I'm trying to answer multiple problems at once. Hope this helps you out.    :   )

The Jackson family is driving from Boston to New York for a summer vacation trip. So far, they have driven 84 miles which is 40% of the total miles of their trip. How many total miles is the Jackson’s trip from Boston to New York?

Answers

The answer you are looking for is 210 miles.

To find this answer you must first make 40% into a decimal. To do so, simply divide 40 by 100. This will give you 0.4.

Next, you divide 84 by 0.4. You divide because the percentage of a number is found by multiplying said number by the decimal form of the percent. Since we arent looking for the percentage of a number, but rather the number from which the percentage came, we do the opposite operation.

84 ÷ 0.4 = 210. Thus meaning 210 miles is your answer.

I hope this helps!

The total number of miles that Jackson’s trip from Boston to New York will be 210 miles.

What is the percentage?

The quantity of anything is stated as though it were a fraction of a hundred. A quarter of 100 can be used to express the ratio. Per 100 is what the term percent signifies. The symbol ‘%’ is used to symbolize it.

The Jackson family is driving from Boston to New York for a summer vacation trip. So far, they have driven 84 miles which are 40% of the total miles of their trip.

Let x be the total number of miles. Then the equation is given as,

0.40x = 84

Simplify the equation, then we have

x = 84 / 0.40

x = 210 miles

The total number of miles that Jackson’s trip from Boston to New York will be 210 miles.

More about the percentage link is given below.

https://brainly.com/question/8011401

#SPJ2

what is the difference between multiplying fractions and adding/subtracting fractions? complete sentances please

Answers

Answer:

See Explanation!

Step-by-step explanation:

When multiplying fractions, you do not need a common denominator, and the entire fraction gets multiplied across, however when adding or subtracting fractions, you must have a common denominator, and then only compute the numerator, as the bases are already the same

Please answer this question immediately!!! 11 points!

Answers

Answer:

Answer x=-5

Step-by-step explanation:

IT WOULD MEAN THE WORLD TO ME IF SOMEONE HELPED< TY IN ADVANCED!

Answers

Answer: 200.96

Step-by-step explanation:

The find the surface area of a circle use its formula

A =4 pi * r^2

A = 4* 3.14 * 4^2

A = 12.56 * 16

A = 200.96

The theoretical probability of drawing a red card from a deck of cards is 1:2. Micheal drew 20 cards and received 7 red and 13 black.

What is the best explanation for this result.

A. Theoretical results are correct, regardless of how many cards are drawn.

B. Two decks of cards should be used.

C. Simulations do not always produce theoretical results.

D. More cards needed to be drawn.

Answers

Answer:

A. Theoretical results are correct, regardless of how many cards are drawn.

Step-by-step explanation:

Answer: A. Theoretical results are correct, regardless of how many cards are drawn.

Step-by-step explanation:

Plato

I need help with this what is the awnser

Answers

Answer:

x = 23

Step-by-step explanation:

For this figure, we know we are dealing with a 90 degree angle since there is a small square in the figure, therefore we can set up the equation...

65 + (x + 2) = 90

In this sense, the parenthesis are unnecessary.

67  + x = 90

-67         -67

x = 23

Hope this helps!

:)

I need help! What is the answer to this problem?

Answers

- 6 because when you multiply a negative my a negative you get a positive. so the answer would then be 12 which is greater than ten.

What is the total Mary would pay if her lunch bill was $15.00 with a 12% tip?

Answers

Answer:

$16.80

Step-by-step explanation:

Add $15.00 and 12% and get $16.80

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