On a multiple choice test, problem 1 has four answer choices and problem 2 has three choices. Each problem has only one correct answer. What is the probability of randomly guessing the correct answer to both problems?

Answers

Answer 1

Answer:

the probability is 28.6% that you get both correct

Step-by-step explanation:


Related Questions

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:

6x+3 what is the value of x?

Answers

Answer:

3

Step-by-step explanation:

6x+3

6+6+6=18

or 6 divided by 2 which is 3

is 4x5 equivalent to 4x+9
Hurry hurry

Answers

No it is not equivalent

Answer: yes

Step-by-step explanation:

You are throwing a party at an arcade. You recieve 5 tokens for every dollar spent. Create an equation that describes this situation. T is the total number of tokens and D is the number of dollars.

Answers

Answer: 5D = T

Step-by-step explanation:

A dollar spent will give 5 tokens.

The amount of dollars spent therefore will increase the number of tokens you by fivefold.

Formula is therefore:

5D = T

Testing it.

Assume you spent 5 dollars, how many tokens would you have:

5D = T

5 * 5 = 25 tokens

(3k + 4 1/5) + 8 3/5

Answers

3k+64/5
Hope this helped

Need help asap! What is x and y?

Answers

Answer:

C

Step-by-step explanation:

I THINK THAT IS THE ANSWER.

What is the slope of the line that passes through the points (-6,8) and (-16,33)? write your answer in the simplest form

Answers

Answer:

slope or m= -5/2

Step-by-step explanation:

Sasha hikes into a canyon. She takes a break at the rest stations every 2/3 of a mile.
If she started at sea level and has hiked down to the fourth rest station, what is Sasha’s elevation now?
Select all that apply.

Answers

Answer:

The correct options are;

A. [tex]-\dfrac{8}{3} \ miles[/tex]

D.  [tex]2\dfrac{2}{3} \ mile[/tex] below sea level

Step-by-step explanation:

The given parameters are;

The distance Sasha travels down before a stop = -2/3 mile

The level at which Sasha starts to hike into the canyon = Sea level

Therefore, we have;

Her elevation at the fourth rest station = 4 × -2/3 mile = -8/3 miles

Therefore, we have;

-8/3 mile = [tex]2\dfrac{2}{3} \ mile[/tex] below sea level

Therefore, the correct options are;

-8/3 mile and  [tex]2\dfrac{2}{3} \ mile[/tex] below sea level.

Write an expression for the perimeter in simplest form.


A) 3x + 3
B) 3x3 + 18
C) 3x + 9
D) 3x + 5 ​

Answers

.............The answer is B

PLEASE HELP!


Priya is with her mother at the zoo’s gorilla exhibit. Priya is studying the chart displayed beside the gorilla exhibit, which shows the name and weight of each gorilla. Use the information in the chart to answer the questions in this activity.

Gorilla Weight Plugged into True or False?
5a + 8 = 318
(pounds)
Sophia 318
George 417
Nancy 310
Hank 136
Paula 62
Gavin 24

Part A
Priya’s favorite gorillas are a mother named Sophia and her baby. The zoo attendant said that Sophia weighs 8 pounds more than 5 times her baby’s weight. To determine the baby gorilla’s weight, Priya can use the equation 5a + 8 = 318, where a is the weight of the baby gorilla. Plug the weight of each gorilla into the equation to check which value makes the equation true.

Answers

Answer :

The value that makes the equation true is Paula 62

Step-by-step explanation:

Here, we want to plug the weight of each of the Gorilla to determine the weight that makes the equation true

all we have to do here is that in each of the cases, we substitute the value of a for the weight of each of the Gorilla

Sophia

a = 318

5a + 8

= 5(318) + 8

as we can see this is not equal to 318

George

For George, we substitute a for 417

That will be;

5(417) + 8

This is not 318

for Nancy

5(310) + 8

This is not equal to 318

for Hank

we have a as 136

5(136) + 8

This is not equal to 136

for Paula

5(62) + 8

= 310 + 8 = 318

we can see this is correct

for Gavin,

5(24) + 8

= 128 which is not equal to 318

The only equal value is that of Paula which is our answer

Answer:

Gorilla Weight

(pounds) Plugged into

5a + 8 = 318 True or False?

George 417  

5(417) + 8 = 318

2,093 = 318

false

Nancy 310  

5(310) + 8 = 318

1,558 = 318

false

Hank 136  

5(136) + 8 = 318

  688 = 318

false

Paula 62  

5(62) + 8 = 318

 318 = 318

true

Gavin 24  

5(24) + 8 = 318

 128 = 318

false

Step-by-step explanation:

Substitute y=-2x+5 into 2y=2x-8 and solve for x
(help me asap please)!!

Answers

Answer:

x = 3

Step-by-step explanation:

2y = 2x - 8

2(-2x + 5) = 2x -8

-4x + 10 = 2x - 8

+4x           +4x

10 = 6x - 8

+8        +8

18 = 6x

divide both sides by 6

x = 3

Hope this Helps!!!

Answer the question below please.

DUE TODAY
CORRECT ANSWER GET'S BRAINLIEST :)

Answers

Answer:

23.5

Step-by-step explanation:

I'm not sure if its correct or not

23.5 is the answer

Square sides are all equal so you have to divide 94/4

1 - 2k + 5k <_ -4 + 3k

Answers

Answer:

No solution.

Step-by-step explanation:

1-2k+5k<-4+3k  Combine like terms on each side wherever you can.

1+3k<-4+3k        Subtract -3k on both sides (it's less confusing when you get

  -3k      -3k        rid of the variable first).

1<-4                     1 is not less than or equal to -4, so there is no solution.

I hope this helped you out!! Have a great day (*^3^)╭

Pls help, I know the answer but what I wrote in the box isn't correct
How do I show the answer?

Answers

Answer:

AC=11.38 cm

Step-by-step explanation:

The Law of Cosines

It relates the length of the sides of a triangle with one of its internal angles.

Let a,b, and c be the length of the sides of a given triangle, and x the included angle between sides a and b, then the following relation applies:

[tex]c^2=a^2+b^2-2ab\cos x[/tex]

The figure shows two triangles and we are required to calculate the length of the side AC, knowing two sides and the angle between them. Thus, applying the formula:

[tex]AC^2=17^2+13^2-2*17*13*\cos42^\circ[/tex]

[tex]AC^2=289+169-442*0.7431[/tex]

[tex]AC^2=129.53[/tex]

[tex]AC=\sqrt{129.53}[/tex]

AC=11.38 cm

A mathematics class consists of 55 boys and 65 girls .what is the ratio of girls to the total numbers of students? *
11:13
13:11
13:24
11:24



Answers

Answer:

I think it's maybe 11:55

Answer:

11:13

Step-by-step explanation:

Just simplify 55:65, by dividing by 5


The ratio of the number of adults to the number of children at a restaurant is 3: 7. Identify the choice(s) below
that represent an equivalent ratio.
A 15:35
B 6:14
C 21:9
D 8:12
E 30 : 70


Answers

Answer:6:14

Step-by-step explanation:

help , read the question. please help me

BRAINLIEST !

Answers

Answer:

9.76 years turns 900 dollars into 1200 dollars.

Step-by-step explanation:

A(t) = 900*(1.03)^t

1200 = 900 * (1.03)^t       Divide by 900

1200/900 = (1.03)^t

1.333 = 1.03^t                   Take the log of both sides.

log(1.3333) = t * log(1.03)log 1.3333 = .1249log 1.03     = .0128

1.249 = 0.0128*t

1.249/0.0128 t = 9.76 years.

from the adjoining figure, find the value of x

Answers

Answer:

x = 2°

Step-by-step explanation:

x + 2x + 30 = 180°

3x + 30 = 180°

3x = 180°/30°

3x = 6°

x = 6°/3°

x = 2°

write the equation of the line perpendicular to y=3/2x+3/2 that passes through the point (-1,2)​

Answers

Answer:

y = -2/3x + 4/3

Step-by-step explanation:

If two lines are perpendicular, the product of their slopes is -1

comparing what we have with the general form;

y = mx + b

The slope of the given equation is 3/2

To get the slope of other;

3/2 * m = -1

3m = -2

m = -2/3

So we want to write the point-slope equation

y-y1 = m(x-x1)

y-2 = -2/3(x + 1)

3y - 6 = -2x -2

3y = -2x -2 + 6

3y = -2x + 4

y = -2/3x + 4/3

Abigail’s parents pay her $5 an hour for weeding the yard and pay her little sister $3 an hour for raking leaves.

Write an expression in two different ways to represent the amount their parents will pay Abigail and her sister for working the same number of hours
I dont get help me

Answers

Answer: (MAKE ME BRAINLIST PLEASE)

Answer: For Abigail W = $5t

For her younger sibling W= $3t

Bit by bit clarification:

How about we address the compensation with W

t as the time spent on work in hours

Abigail will be paid $5 every hour, her all out compensation will be

W(abg) = $5t

Her younger sibling will be paid $3 every hour, her complete compensation will be

W(lts) = $3t

help please!!!!!!!!!!!!!!!!!!!!!!!

Answers

9514 1404 393

Answer:

  a) $336

  b) $1036

Step-by-step explanation:

a) The interest is computed using the formula ...

  I = Prt

where P is the amount invested at rate r for t years.

  I = $700·0.08·6 = $336

The interest earned is $336.

__

b) The balance of the account is the sum of the original amount and the interest earned:

  balance = $700 +336 = $1036

The balance of the account is $1036.

when you spin a 2D triangle, it looks like a 3D pyramid. true or false

Answers

Answer:

False

Step-by-step explanation:

False?? Sry if I’m wrong

Simplify the expression:



4b - 24 + 19

4p - 5p - 30p

4.2v - 5 - 6.5v

Answers

For the first expression we will only simplify the constants:

4b - 24 + 19 ——> 4b - 5

The second expression only has variables so we simplify the whole expression

4p - 5p - 30p = -31p


The third expression we will only simplify the variables

4.2v - 5 - 6.5v ——> -2.3v - 5

Which section of the function is constant? (4 points)


OA
OD
ОС
ОВ

Answers

Answer:

C

Step-by-step explanation:

Here, we want to select the constant section

The constant section is the one represented by a horizontal line

As we can see from the image, we have this as section C

help please !! thank you!

Answers

Answer:

.5

Step-by-step explanation:

if you put ur mouse on -2 then move to the right 1.5 you will get .5

Hope this Helps!!!

Answer:

-.5

Step-by-step explanation:

1.5 +-2 is -.5 hope this helps

Write the equation of the line that passes through the point (1,4) and is parallel to y=5

Answers

Answer:

The equation of the desired line is thus y = 4

Step-by-step explanation:

A line parallel to y = 5 is a horizontal line.  The x-coordinate of every point on this line can take on any x-value; the y-coordinate is always 5.

The line that passes through the point (1, 4) has the constant y-coordinate 4, whereas x can take on any value.

The equation of the desired line is thus y = 4; this line passes through (1, 4) as required and is parallel to y = 5.

what is the degree of the polynomial -x^4+10x^3+x-7

Answers

Answer:

7

Step-by-step explanation:

You can find the degree of a polynomial by adding all of the exponents on a specific variable.

OKK almost done pls tell me if you can!!!!

Answers

Step-by-step explanation:

(3*4+1) / 4. * (2*5+3) / 5

= 13/ 4 * 13 /5

= 169/20

Answer:

(8 9/20)(x)

Step-by-step explanation:

Trevor has finished 5 of his 12 homework problems, so he is Five-twelfths of the way to being done. Which statement best describes the progress Trevor has made on his homework? Trevor has barely started his homework. Trevor is almost done with his homework. Trevor is just over halfway through his homework. Trevor is just under halfway through his homework.

Answers

Answer:

Trevor is just under halfway through his homework

Step-by-step explanation:

The following information is given in the question

Trevor has completed 5 of his 12 homework problems

So here the total number of homework is 12

And, out of them trevor has completed 5

So if we do the half of 12 than it would come 6

This means that trevor just under halfway the homeowrk

Therefore the last option is correct

li can walk 2 miles in 45 minuets. At the rate,how far can she walk in 135

Answers

Answer:

6 miles

Step-by-step explanation:

Li can walk 6 miles if you divide 135 and 45 you'll get 3 finally if you multiply 2 and 3 you'll get 6 So in total Li walks 6 miles

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