# Questions Asked onApril 28, 2016

1. ## MATHS

A CYLINDRICAL PIPE MADE OF METAL IS 3 CM THICK .IF THE INTERNAL RADIUS OF THE PIPE IS 10 CM, FIND THE VOLUME OF THE METAL USED IN MAKING 3M OF THE PIPE RADIUS OF INTERNAL PIPE =10CM RADIUS OF EXTERNAL PIPE =13CMVOLUME OF PIPE=PI R^2H

2. ## Calculus

An open box is formed from a piece of cardboard 12 inches square by cutting equal squares out of the corners and turning up the sides, find the dimensions of the largest box that can be made in this way.

3. ## Math

1. The figure represents the overhead view of a deck surrounding a hot tub. What is the area of the deck? Round to the nearest tenth. *IF You search this question it is the first link that comes up that has the image. It just doesn't give me a clear

4. ## Science

How would you prove that sodium hydroxide is a base without using a litmus paper to test? Give the equation for the reaction?

5. ## Physics

Two positive charges one 2uc and the other 7uc are separated by a distance of 20cm, what is the magnitude of the electrostatic force that each charge exerts upon the other

6. ## statistics

Suppose you toss a coin 100 times and get 73heads and 27tails.what is the probability that the next flip is head?

7. ## MATHS

In a class, 120 students speak English or French or both. 70 speak English and 55 speak french. how many speak English but not French?

8. ## English help (check answers)

In act 2, scene 3, of A Christmas Carol:Scrooge and Marley, what does the ghost of Christmas Present say to indicate that Scrooge's actions can effect the outcome of events? A. "I would say that he gets the pleasure of his family..." B. "I see a vacant

9. ## Algebra

Which letter has no angles? ANSWER: O

10. ## Maths

a map with a scale of 1cm to 5km has an area of 405cmsquare. what is the actual area of this map on the ground?

11. ## L.A

Which of the following passages best describes Jonas's father?

12. ## Math

A rectangular parking lot has an area of 2/3 of a square kilometer. The width is 1/2 of a kilometer. What is the length, in kilometers, of the parking lot?

13. ## Physics

An 11.98-gram sample of zinc metal is placed in a hot water bath and warmed to 78.4°C. It is then removed and placed into a Styrofoam cup containing 50.0 mL of room temperature water (T=27.0°C; density = 1.00 g/mL). The water warms to a temperature of

14. ## Math

The following table represents a grouped frequency distribution of the number of hours spent on the computer per week for students. What percentage of students used the computer between 7 and 14.9 hours per week? Round your answer to one decimal place, if

15. ## centimeter dot grid

I have to draw rectangles with a perimeter of 16 cm and I don't know how to do it.

16. ## Physics

A 0.50 kg mass is attached to the end of a string swing in a vertical circle(radius=2.0m). When the sting is horizontal, the speed of the mass is 8.0 m/s. What is the magnitude of the force of the string on the mass at this position?

17. ## java programming

1. Time Calculator Write a program that asks the user to enter a number of seconds. • There are 60 seconds in a minute. If the number of seconds entered by the user is greater than or equal to 60, the program should display the number of minutes in that

18. ## history

Which of these was a belief of the North that led to the civil war? A. Tariffs should never be placed on manufactured goods B. Society depends on the lower class to the menial jobs c. The federal government should be centralized and powerful D. The states

19. ## Physics

A boy with a mass of 40kg is seated a distance of 3.0m from the fulcrum of a seesaw. a. Calculate the load force exerted by the boy (Hint: What force is pulling him down?) b. Calculate the torque exerted by the boy. c. If his sister with a mass of 24 kg

20. ## lang art

1. Read the sentence from "Zoos: Joys or Jails?" What clue word is used to show contrast between the two points of view? "Although the circumstances and reasons for animals being in zoos vary, its concept has faults many don't notice during their visit

21. ## Health

Risk Factors A.refers to bring in good shape or physical condition B.the process and functions of the body C.social needs, social behavior, and social problems D.traits that increase the possibility of developing an illness or disease

22. ## English speech

Traditional africa marriage is an advantage for men only not for women

23. ## Physics

An object attached to a 0.5 m string completes 4 rotations in one second. find the linear velocity(m/s) and the angular velocity(rad/s).

82. ## math

If the short leg of a 30-60-90 right triangle is 2 feet. What is the long leg and the hypotenuse? My answer: Long leg = 2 feet Hypotenuse = 4 feet

83. ## Math

Help plz I got a new Math problem that said this " Which letter has two obtuce angles? " ( My sis is " smartybrat" ) if you can answer it go by "Maddy .H."

88. ## Chemistry

Aballon containing 546cm of air is heated at 10C if the presure is contain wht will be the volume at 20c

89. ## math

Your recipe calls for 3eggs and 7cups of sugar I have 18eggs and 40cups of sugar how many cakes can I make

90. ## Data Analysis

A manufacturing company wishes to estimate the number of items that its workforce can produce on average each hour now that they have a new machine. The factory examined the records for a random sample of 8 hours over the past month. The hourly production

91. ## Data Analysis

A) An insurance company wants to estimate the proportion of people unsatisfied with their new telephone help service. A survey of 200 callers revealed 45 were unsatisfied with the service. Construct by hand a 95% confidence interval for the proportion of

92. ## Math

Hello, could someone please go over the steps for this question? Thank you! 1. Find the circumference. Leave your answer in terms of pi. The middle line going through the circle is 8.4 (I'm so sorry I don't know the name of the line, brain fart). A) 12.6

93. ## permutations

there are 3 numbers in a locker combination :19, 22 and 28. In how many different ways can the numbers be arranged?

94. ## College Algebra

Hey, I would love if someone could please look over my answers. I just learned this yesterday and want to make sure I did my hw correct. Thanks!!! Solve for x. Round answers to four decimal places where appropriate: 1. 6^x=6^2x-1 Ans.= x=1 2. 3^x=1/27

95. ## College Algebra (pt.2)

Hey, I would love if someone could please look over my answers. I just learned this yesterday and want to make sure I did my hw correct. Thanks!!! Solve for x. Round answers to four decimal places where appropriate: 6. ln(5x-3)=0 ans= x=3/5 7. log5^x=3

96. ## history help

1. Which factor contributed the most to the increased importance of literature in American culture during the 19th century? A. the success of major social reform movements B. the spread of utopian communities throughout the nation C. the migration of

97. ## maths

Five years ago Kate was five times as old as her son. Five years hence her age will be eight lessthan three times the corresponding age of her son. Find their present ages.

98. ## Algebra

the Walker family are going swimming. The cost of an adult ticket is (a) and the cost of a child ticket is (c). Write an expression for the Walker family of 2 adults and 4 children to go swimming? a2+c4= New at this!

99. ## Alias robert

a car starting from rest is accelerated at 2m/s(square) for 10s, then moves at constant velocity for 20s and then decelerates at 1m/s(square), finally stops. how far does it travel during its trip? please help me! I need in solution for that problem

100. ## Algebra

asked by random person who probly takes the same class as you
101. ## maths

What number of which the square of its half is equal to the number with its digits reversed?

102. ## College Algebra (pt.3)

Alright, this is a bonus question on my homework. I think I did it wrong... How long will it take for an investment of $1000 to grow to$1750 if interest is compounded continuously at a rate of 8%? Round to the nearest tenth. A=Pe^rt $1750=$1083.38 divided

103. ## maths

A group of children share a box of 60 sweets equally.If each child were to receive one sweet fewer,there would be enough sweets left over for two more children to receive the same number as each child in the group originally received.how many children are

153. ## algebra

why is f(x)=|x-5| not linear ??? and how can one figure out that it's not linear ???

154. ## Math

A collection of nickels dimes and quarters consist of 22 coins with the total value of 1.75. If the number of nickels is three times the number of dimes, how many of each coin are contained in the collection

155. ## Math Check

Find the volume when the solid has a base of the x-axis and a semi-circle of y=sqrt(25-x^2). My answer is 500/3. Is that correct?

156. ## math

Find the area: f(x)=sin6x and g(x) = cos 12x, -pi/12 less than or euqal to x is less than or equal to pi/36

157. ## Geometry

Find the radius of a right cone with slant height of 21 m and surface area of 232pi..

158. ## Business math part 2

Kyle works 40 hours at a rate of $10.75 per hour. he has total deductions of$87.25. what is his net pay? A.$342.75 B.$430.00 C.$412.75 D.$362.25

159. ## homework

Set up a integral and evaluate it. y=x^8/9, y=1 and x=0 about the y-axis

160. ## life orientation

Six suggestion on how to combat the violation of human rights identified by you in the previous question and indicate any organization

161. ## Science

How does light traveling through different mediums change the angle of refraction?

162. ## college mathematics

Determine whether each pair of triangles is congruent. a. Triangle 1: sides 8 inches, 11 inches, and 14 inches Triangle 2: sides 11 inches , 14 inches, and 8 inches

163. ## Algebra

Divide. (X^2+6x+9/x-1)/(x^2-9/x^2-2x+1) A. (X+3)(x-1)/(x-3) B. (X-3)(x+1)/(x+3) C. (X+3)(x+1)/(x-3)** D. (X-3)(x-1)/(x+3) Divide. (X^2-4/x-8)/x-2 A.(x-2)(x+2)/x-8 B. X-8/x+2** C. X-2/x-8 D. x+2/x-8

164. ## college mathematics

Determine whether each pair of triangles is congruent. b. Triangle 1: angle 53 , side 28 meters, and angle 37 Triangle 2: angle 53 , side 28 meters, and angle 37

165. ## history

Which of the following is true of Japan today?

166. ## Math

During the month of June, Ava kept track of the number of days she saw birds in her garden. She saw birds on 18 days of the month. What experimental probability that she will see birds in her garden on July 1? Can somebody show me how to work this problem

167. ## Algebra

Simplify x/6x-x^2 A. 1/6-x; where x = 0,6** B. 1/6-x where x= 6 C. 1/6x where x=0 D. 1/6 Simplify 5x^3/7x^3+x^4 A. 5/7+x; where x = 0,-7 B. 5/7+x; where x=-7** C. 5/7x; where x = 0 D. 5/7

168. ## life sciences

guys who have the tips on how life sciences will be tommorow??

198. ## Math

There were 12 new trucks brought to the sales lot on Monday. Three of them were red. At this rate if 40 trucks are brought to the lot by Thursday, how many of them will be Red?

199. ## Microbiology

The presence of (cocci/diplococci/coccobacilli/streptococci) in the CSF is consistent with infection with Listeria monocytogenes. (Describe the appearance of the cells.)

200. ## Math

I'm a fraction that is equivalent to 1/2 and my sum of the numerador and denominator is 15 what fraction I'm

201. ## Science

The compound which will form the strongest dipole between CCl4;CO2;BF3;HCL;PF3

202. ## Math

If an 8-foot ladder is leaned against a wall with its foot braced 4 feet from the wall’s base, how far up the wall will the top of the ladder reach? Round to the nearest hundredth.

203. ## life sciences

Genetic and Gregor Mendel's with nervous system

204. ## Math

A rocket is launched from the top of a 50 foot cliff with an initial velocity of 120 feet per second. The height, h, of the rocket after t seconds is given by the equation h=-16t^2 + 120t+ 50. How long after the rocket is launched will it be 10 feet from

205. ## math

A small business employs 98 people. All of the employees work for 8 hours a day, 5 days a week. Eleven of the employees receive a wage of $45 an hour and the rest receive$30 an hour. In total, how much does the business pay its employees each week? \$

206. ## Math

Find the area f(x)=10x/x^2+1, y=0, 0 less than or equal to x less than or equal to < 5

207. ## Language Arts

What is the appositive in the sentence? Sarah's dog Buddy dug in the garden. a. Sarah's b. Buddy c. in d. the Please Help!

208. ## math

At 6 A.M., Dylan and his neighbor, Mickey, drove in their cars to a city that was 300 miles away from their neighborhood. When Dylan reached the city, Mickey had 50 miles to go. He finally completed the trip 48 minutes later. A) How long did it take Mickey

209. ## chemistry

what about a mixture whose specific rotation was found to be -9.2 degree?

210. ## maths

A house is purchased for £86,000 in 2009. It is sold in 2013 having increased in value by 4% per annum. Calculate the selling price of the house.

211. ## Biology

Do you expect that somatic cell gene therapy and germ-line gene therapy for the same disease will be equally difficult?

212. ## Art

which of the following best explains why a colorful tulip is not typically viewed as a work of art? A.Tulips cannot be displayed in a gallery. B. Tulips are not lasting objects. (I chose this one) C. Tulips do not have artistic patterns D. Tulips are not

213. ## Maths

Several years after Jane bought a watch at auction she sold it for £1218 and noticed it had increased in value by 16% from when she bought it. What was the original purchase price of the watch?

214. ## Social studies

8. How did the economic boom of the 1920s affect the majority of South Carolina? A. More people were able to invest in new cars farmers had their impo to invest in new cars B. farmers had the opportunity to purchase more land **** C. electricity was made

215. ## Science

Name two types of evidence used to support the theory if evolution. Explain how scientist use each type of evidence to provide support for evolution. Give one example of each

216. ## life orientation

make six suggestions on how to combat the violation of human rights

217. ## Alerbra/Math

I need help on this question. The supplement or an angle is 18° less than the measurement of the angle

I am stuck on a question on The Integumentary System, the question is Water molecules in the blood pass through the walls of the (blank) into the sweat glands. I am not sure, can someone help me, thanks.