1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ikadub [295]
2 years ago
8

I need help with this math problem?

Mathematics
1 answer:
Nuetrik [128]2 years ago
3 0

Answer:

401.92u^3

Step-by-step explanation:

Volume for a cylinder=(pi*r^2)*h because it is the area of the circle times the height of the cylinder so,

(3.14*4^2)*8=401.92

You might be interested in
1. What is the probability of getting a number greater than 2 on two rolls of a six-sided die both times?
prisoha [69]

Answer:

For this question, the options are written the wrong way. In each of the answers below, the correct form of the question will be added.  

The answers are:

1. e) 4/9

2. a) 1/16

3. 980 girls

4. c) 2/3

5. d) 1/13

6. a) 42 boys

7. d) 1/21

8. b) 1/6

Step-by-step explanation:

1. What is the probability of getting a number greater than 2 on two rolls of a six-sided die both times?

a) 4/3

b) 2/6

c) 4/6

d) 3/6

e) 4/9

The correct answer is e) 4/9 because the probability of getting a number greater than 2 in two rolls is 4/6 * 4/6 =16/36 = 4/9

2. A fair coin is tossed four times. What is the probability that it will be heads every time?

a) 1/16

b) 4/2

c) 2

d) 4/16

e) 1

The correct answer is a) 1/16 because the probability of each time that the coin is tossed is 1/2, and for 4 tosses is 1/2*1/2*1/2*1/2 = 1/16

3. The ratio of the number of girls to the number of boys was 2 to 5. If 2,450 students were present, how many were girls and how many were boys?

The correct answer is 980 girls, because 2450*2/5 = 980

4. A die is rolled twice. What is the probability of rolling a 5 or getting an even number?

a) 3/1

b) 1/12

c) 2/3

d) 1/3

If the die is rolled twice there are 12 possible outcomes and 8 of those outcomes can be 5 or an even number. The probability is 8/12 = 2/3

5. If one card is drawn from a standard deck, what is the probability of getting a jack?

a) 4/13

b) 1/52

c) 52

d) 1/13

e) 4

In a standard deck, there are 13 jack cards, the probability of getting a jack the first time is 1/13

6. There are 210 boys trying out for football. If 20% made the team, how many were chosen?

a) 42

b) 10

c) 4200

d) 105

e) 20

The number of boys that will be picked for the team is 210*20% = 42

7. From 42 boys who made the team, one will be chosen as kicker and one will be chosen as quarterback. What is the probability of being chosen as the kicker or the quarterback?

a) 2/21

b) 1/42

c) 2

d) 1/21

e) 42

The probability of getting picked for one of the 2 positions is 2/42 = 1/21

8. Two dice are rolled. There are 36 possible outcomes of rolling two dice. What is the probability of getting a total of seven on one roll?

a) 7

b) 1/6

c) 0

d) 7/36

e) 1/36

There are 6 ways of getting a sum of 7 tossing 2 dice, 1+6, 6+1, 2+5, 5+2, 3+4, 4+3. The probability is 6/36 = 1/6

3 0
3 years ago
The arnold family arrived at the beach at 10:30 a.m. The spent 3 3/4 hours there. what time did they leave the beach?
Dennis_Churaev [7]
2:15 was the time they left the beach
4 0
3 years ago
How to find the constant of variation for the quadratic variation?
xeze [42]
Put the values you know in the formula and solve for the constant of variation.
.. y = kx^2
.. k = y/x^2 . . . . . fill in values for y and x and compute.
7 0
3 years ago
Help please I’m so confused!
nadezda [96]

(-1,-3) i will got for C.


3 0
3 years ago
Read 2 more answers
Solve for the value r.<br>​
klio [65]

Answer:

R = 8.3144598 J. mol-1. K-1.

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
Other questions:
  • Maya visits the movie rental store on one wall there are 6 DVDs on each of 5 shelves on another wall there are 4 DVDs on each of
    5·2 answers
  • What is fo)?<br> O O only<br> 0 -6 only<br> 0-2, 1, 1, and 3 only<br> 0 -6, -2, 1, 1, and 3 only
    12·1 answer
  • there are 10 less red skittles than orange skittles in the bag the orange skittles are also twice the number of red skittles fin
    9·2 answers
  • X y
    15·1 answer
  • Peter says, "If you subtract 19 from my number and multiply the difference by -3, the result is
    14·1 answer
  • My question is, with this type of question, are you supposed to use subtraction instead of addition? Just asking because I had a
    10·2 answers
  • Two gallons of gasoline cost $7.96, 5 gallons cost $19.90, and 12 gallons cost $47.76. Which equation gives the total cost y of
    7·2 answers
  • Which of the following problems would NOT have a solution?
    13·1 answer
  • find the value of" A" such that triangle DEF with vertices D (a,1) , E(10,7) and F(7 ,11) is a right angle at E?​
    13·1 answer
  • PLEASE HELP
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!