Does anyone know how to work this out

Does Anyone Know How To Work This Out

Answers

Answer 1
let x represent yellow cubes

blue cubes = 3x

green cubes = 15x

to make this simpler let's just say x = 1

so 1 yellow cube 3 blue cubes and 15 green cubes

so there are 19 cubes in total

1 of them are yellow

so she has a 1/19 chance of picking a yellow cube
Answer 2

Answer:

1/19

Step-by-step explanation:

y = number of yellow cubes

3y = number of blue cubes

5(3y) = number of green cubes

total number of cubes = 19

P(yellow) = 1/19


Related Questions

Can someone do the math for me (im too lazy). SO I took a test and got a 57 and my grade in that class is a 87.20. How bad is my grade gonna drop? (Im lowkey crying inside lol)

Answers

Answer:

probably somewhere between a 75 or higher depending on if it is a important test and how many questions was on it

Step-by-step explanation:

What is the largest number of combination bags that Diego can make with no left over? Explain how you know this is the largest possible number of bags?

Answers

This question is incomplete

Complete Question

Diego is preparing brownies and cookies for a bake sale. He would like to make equal-size bags for selling all of the 48 brownies and 64 cookies that he has. What is the largest number of combination bags that Diego can make with no left over? Explain how you know this is the largest possible number of bags?

Answer:

16 bags.

Step-by-step explanation:

From the question, we have:

48 brownies and 64 cookies that he has

Hence, we solve this question using Greatest common factor method.

The first step would be to find the factors of 48 and 64. We would then pick the Greatest (largest factor) common to both.

The factors of 48 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

The factors of 64 are: 1, 2, 4, 8, 16, 32, 64

Then the greatest common factor is 16.

Therefore, the largest number of combination bags that Diego can make with no left over is 16 bags

What is the y-intercept of the line?
У.
-2
0
х
-2
1
2
1

Answers

Answer:

1

Step-by-step explanation:

Because the line is crossing on 1, on the y-axis.

If you could help I would really appreciate it, but if not that’s fine. Thank you.

Answers

Answer:

Its 3x-5

Step-by-step explanation:

Since 5 is less than or equal to 5, you input it into the second equation!

2•(5) +3
10+3
13
The answer is 13!

Complete the statement. Round to the nearest hundredth if necessary.

4 ft = ?m

Answers

Answer:

1.2192m

Step-by-step explanation:

2 minutes left need help PLS :(

Answers

The answer is B!! Hope this helps and please mark brainliest!

WILL MARK BRAINLIST!!! only for correct answer
NEED CORRECT ANSWER ASAPPP

Answers

Answer:

B

Step-by-step explanation:

y=4x

in the graph

(8,32),(12,48),(16,64)

x={8,12,16}

y={32,48,64}

from y=4x

1)32=4x,x=32/4,x=8 ;(8,32)

2)48=4x,x=48/4,x=12 ;(12,48)

3)64=4x,x=64/4,x=16 ;(16,64)

Bradley Wiggins cycles 2.5km on a warm up. If the diameter of Bradley's bike wheel is 68cm, how many times (to the nearest whole rotation) will Bradley's bike wheel have rotated on this journey?

Answers

Answer:

1171 rotations

Step-by-step explanation:

Given that:

Distance cycled = 2.5km

Diameter of bike wheel, d = 68cm = 0.68m

We obtain the Circumference of the bike wheel:

Circumference, C = πd

C = 3.14 * 0.68

C = 2.1352 m

The number of rotations Bradley's wheel will make will be :

Total distance cycled / Circumference

= (2.5 *1000)m / 2.1352m

= 2500 / 2.1352

= 1170.8505

= 1171 rotations

Find X given Circle A, please help !!

Answers

A circle is 360 degrees. 360-90 is 270. That is the answer: 270

Which number is a factor of 84?

Answers

Answer:

3

Step-by-step explanation:

Factors of 84 : 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42 and 84.

Is the equation 96 ÷ 3 = 72 ÷ 2 true or false?
True
False

Answers

Answer:

false

Step-by-step explanation:

96/3=32

72/2=36

The answer to this equation for 96/3=24
Because if you want to check do 24(3)=96

Now you’re doing 24/2 which equals to 12 also to check do 12(2)=24, therefore this equation is false

Which graph represents the solution set to this system of equations? Y=-1/2x+3 and y=1/2x-1

Answers

Answer:

It's D.

Step-by-step explanation:

what is 1+2=? i need to know if it’s 2 or 12

Answers

Answer:

3

Step-by-step explanation:

1+2 = 3

The answer will be 3

Triangle ABC is similar to triangle DEF

Answers

Answer:

A my dude. good luck!!!!!

Answer:

A

Step-by-step explanation:

AC = 5

DF = 15

5 x 3 = 15

BC = 3

EF = 9

3 x 3 = 9

Do you see the pattern? So as you can see the difference between Triangle ABC and DEF is the multiply/divide 3 so if you want to find DE then you should set it up as:

[tex]\frac{4}{3}[/tex] = [tex]\frac{DE}{9}[/tex]  and to check if its right if you solve it you get [tex]\frac{4}{3}[/tex] = [tex]\frac{12}{9}[/tex]

and as you see [tex]\frac{12}{9}[/tex] and [tex]\frac{4}{3}[/tex] are literally the same thing just you need to simplify [tex]\frac{12}{9}[/tex]

What is the slope of the line ?

Answers

Answer:

1/2

Step-by-step explanation:

You need to start at any point on the line. Then, you count up one point. Next you count over to the right as many times as you need to get to the line. Since that number will be 2, the answer becomes 1/2.

can sb help me !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

127 feet

Step-by-step explanation:

I did this already and I got it correct

Answer:

Its either 90 or 100

Step-by-step explanation:

I really need help with this
Help if u can

Answers

I think y is 2 because x is -1 right?

The hospital has found that if a patient is being visited on average at least 8.4 times per day, they can give the same patient care with 3 less nurse visits per day. How many nurse visits per day can the hospital reduce for these 13 patients?

Answers

Answer:

6

Step-by-step explanation:

the number of patients that get visted 8.4 times is 1 and another 1 at 8.3 add those up and mutiply by the 3 less nurses visits you get 6

Number of nurse hours  the hospital can reduce is 6.

What is an expression?

An expression is a number, or a variable, or a combination of numbers and variables and operation symbols.

Now it is given that,

Number of patients visited on average at least 8.4 times per day = 2 patients

Now for each of the 2 patients the hospital can reduce 3 nurse visits.

Thus,

Number of nurse hours the hospital can reduce = 3 x 2

⇒ Number of nurse hours the hospital can reduce = 6 hours

Thus, Number of nurse hours  the hospital can reduce is 6.

To learn more about expressions :

brainly.com/question/11568837

#SPJ2

Solve the system.
2x – 6y= -4
6x – 8y = 18

Answers

Y=3 I thinkkkkkkkkkkkkkkkkk

Answer:

Step-by-step explanation:

2,9

Cool-Down
A meal costs $20 before tax and tip.
There is a 8% sales tax. After the tax, a 15% tip is
added.
What is the total after tax and tip?

Answers

Answer:

24.84$

Step-by-step explanation:

You multiply 20 by 0.08 which equals 1.6

then you add 20 + 1.6 which equals 21.6

then you multiply 21.6 by 0.15 which equals 3.24

24.84

The mass of a large car is 1200 kg. How much force would be required to accelerate the car at a rate of 5 m/s2?

Answers

Answer:

6000/s^2

Step-by-step explanation:

Answer  6000/s^2

Step-by-step explanation:

I’ll give Brainly
Which side lengths form a right triangle?
Choose all answers that apply:
А
3, √27, 6
B
8, 15, 17
5,5, 50
Rer

Answers

Answer:

C 5,5, sqrt(50)

Step-by-step explanation:

so basically a^2+b^2=c^2

and 5^2+5^2 = 50 so c is sqrt of 50

Answer:

the answer is all three of them because I just got it right on khan academy

Someone help me Solve x

Answers

Answer:

x=12

Step-by-step explanation:

Hope this helpsI would explain but I have some work so sorry

Answer:

x = 12

Step-by-step explanation:

Angles and Lines

The figure attached below has been completed with the angle y to support the calculations to come.

The sum of the interior angles of a rectangle is 180°. Applying on triangle PQR:

30 + 4x + 2 + y = 180

Simplifying:

32 + 4x + y = 180

Solving for y:

y = 180 - 32 - 4x

y = 148 - 4x

Angles y and 8 + 6x are a linear pair, i.e. their sum is 180°, thus:

y + 8 + 6x = 180

Substituting y from the equation above:

148 - 4x + 8 + 6x = 180

Simplifying:

156 + 2x = 180

Dividing by 2:

78 + x = 90

Subtracting 78:

x = 90 - 78

x = 12

Find the coordinates of the orthocenter of a triangle with the vertices (0,0), (8,2), (2,8) at each set of points on a coordinate plane?

Answers

Answer:

coordinates of the orthocenter = (16/5, 16/5)

Step-by-step explanation:

I have drawn a diagram showing this triangle with the vertices. I have also drawn altitude from B perpendicular to AC at point E.

I have also drawn altitude from from A perpendicular to BC at point D.

Now, we will find the slope of AC from the line slope equation; (y - y1) = m(x - x1)

m = (y - y1)/(x - x1)

Our coordinates are; A(0,0), B(8,2), C(2,8).

Thus;

Slope of AC; m = (8 - 0)/(2 - 0)

m = 4

Since BE is perpendicular to AC, slope of BE = -1/slope of AC = -1/4

Thus, equation of BE is;

(y - 2) = -¼(x - 8)

Multiply through by 4 to get;

4y - 8 = -x + 8

x + 4y = 16

Slope of BC is; m = (8 - 2)/(2 - 8) = 6/-6 = -1

AD is perpendicular to BC, thus slope of AD = -1/-1 = 1

Equation of AD is;

(y - 0) = 1(x - 0)

y = x

Putting x for y in equation of BE, we have;

x + 4x = 16

5x = 16

x = 16/5

Since y = x in equation AD, then y = 16/5

coordinates of the orthocenter = (16/5, 16/5)

Macy Chapman - Answers to lea

1 invest £4600 in a bank account
paying
2.1%
compound interest. How much do I have in the account
after 5 years?

Answers

Answer:

£5083

Step-by-step explanation:

First, converting R percent to r a decimal

r = R/100 = 2.1%/100 = 0.021 per year,

then, solving our equation

I = 4600 × 0.021 × 5 = 483

I = £ 483.00

The simple interest accumulated

on a principal of £ 4,600.00

at a rate of 2.1% per year

for 5 years is £ 483.00.

Pls help!!
Pythagorean Theorem
Find the missing side of the triangle! Write down the missing side and what type of triangle it is!

Answers

Answer:

1.) isosceles triangle x=11.3

2.) scalene triangle   x=14.1

3.) isosceles triangle  x=6.02

4.) isosceles triangle   x=15

5.) scalene triangle   x=12

Step-by-step explanation:

Donald bought a box of golf balls for $9.20. There were 18 golf balls in the box.

About how much did each golf ball cost? Rename the decimal dividend as a whole number that is compatible with the divisor to estimate the quotient.

Each golf ball costs about $.

Answers

Answer:

0.53 A ball

Step-by-step explanation:

you just need to divide the price by the number of balls. ❤HOPE THIS HELPS❤

The answer is about 51 cents each golf ball .

same price, d.
) Which model represents the situation?
d
d
10
d
19
.) What is the price of one drink?
d=
7
8
9
ex
4
5
6

Answers

Answer: ddddd

Step-by-step explanation:

A rectangle has an area of 36 square centimeters. The width of the rectangle is 4 centimeters.
What is the length of the rectangle?

Answers

A=lw
A/w=l
36/4=l
9=l
The length of the rectangle is 9cm

A factory process requires 3 steps to finish a product. The steps each have a mean completion time of
= 10 seconds and a standard deviation of g = 5 seconds. The time it takes to complete each step is
independent from the other steps. Let T be the total completion time of the 3 steps on a randomly chosen
product.
Find the mean of T.
HT=
seconds
Use a whole number.

Answers

Answer:

square root 75

Step-by-step explanation:

khan

Using the normal distribution, the mean of T is of 30 seconds.

How to get the z scores?

If we've got a normal distribution, then we can convert it to standard normal distribution and its values will give us the z score.

If we have

[tex]X \sim N(\mu, \sigma)[/tex]

[tex]Z = \dfrac{X - \mu}{\sigma}, \\\\Z \sim N(0,1)[/tex]

The mean of T is 10 seconds

A normal distribution has two parameters: Mean  and standard deviation .

The given parameters are the mean completion time of each step, μ = 10 seconds

The standard deviation, σ = 5 seconds.

For the total completion, there are 3 instances, hence ,n = 3(10)

Thus, the mean of T is of 30 seconds.

Learn more about standard normal distribution here:

https://brainly.com/question/10984889

#SPJ1

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