# Questions Asked onAugust 23, 2015

1. ## algebra

1. write an algebraic expression for the word phrase: the quotient of r and 12 a.r * 12 b.r/12**** c.r-12 2. write a word phrase for the algebraic expression: 2t - 9 a.nine fewer than two times a number t***** b.nine fewer than two times a number t c.nine

2. ## calc

A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of the car is 0 and its position is 10. What is the velocity of

3. ## Life Orientation

What are the four environmental issues that can cause ill-health in my community

4. ## Economics

How is the state of domestic tourism if the Rand is strong

5. ## Algebra

Solve. Show your work. A high school athletic department bought 40 soccer uniforms at a cost of \$3,000. After soccer season, they returned some of the uniforms but only received \$40 per uniform. What was the difference between what they paid for each

6. ## geometry

on a town map ,each unit of the coordinate plane represents a mile. Three branches of a bank are located at A(-3,1) , and C (4,-1). A bank employee drives from branch A to branch B and then drives halfway to branch C before getting stuck in traffic. what

7. ## Determining whether expired air contains carbon dioxide

1.Formulate a hypothesis for this investigation 2.State the aim of this investigation 3. a)Independent variable b)Dependent variable c)Controlled variable 4.State methods and the control

8. ## Science

There can be several controlled variables. If an experiment is to be useful, only one variable at a time can be manipulated intentionally. All other variables must be controlled throughout all parts of the experiment. If more than one variable is altered,

9. ## spanish

Choose the correct response to each question or statement. 1. ¿Quién es? a. Es Hugo. b. Encantado. c. Me llamo Carlos. 2. Encantada. a. Le presento a Sergio. b. ¿Y tú? c. Igualmente. 3. Te presento a Juanita. a. ¿Cómo se llama? b. Mucho gusto. c.

10. ## Word problems

A truck left midville at 2:00 p.m. for Carmine, traveling at 40 mil/hr. At 3:15 p.m. a car left Carmine for Midville at 55 mi/hr. The truck and car passed each other exactly 2 hours before the car reached Midville. How far is it from Midville to Carmine?

11. ## math 540

12) Betty Malloy, owner of the Eagle Tavern in Pittsburgh, is preparing for Super Bowl Sunday, and she must determine how much beer to stock. Betty stocks three brands of beer—Yodel, Shotz, and Rainwater. The cost per gallon (to the tavern owner) of each

12. ## alGEBRA 1

write the possible range of each measurement . round to the nearest hundredth if necessary. 12lb positive then a mines under it 3% topic is accuracy and precision

13. ## Math

If a population grows at 8% per year, how long will it take the population to double?

14. ## Differential calculus

A gutter with trapezoidal cross section is to be made from a long sheet of tin 8 in wide by turning up one third of its width on each side , what width a cross the top that will give a maximum capacity

15. ## MATH

What are the odds in favor of randomly drawing the letter C from the letters in the word CANADIAN?The odds are from ____ to _____

16. ## Maths

The length of a rectangular field is 25 metres more than it's breadth. If the perimeter of the field is 430 metres,find the length and breadth of the field

17. ## Chemistry

How long will it take for a 18.0-g sample of iodine-131 to decay to leave a total of 2.25 g of the isotope? The half-life of iodine-131 is 8.07 days

18. ## physics

A stone is thrown straight up from the ground with an initial speed of 26.6 m/s. At the same instant, a stone is dropped from a height of "h" (a variable) meters above ground level. The two stones strike the ground simultaneously. Find the height "h" (a

19. ## Physics

A speeding motorists passes a stopped police car. At the moment he passes, the police car begins accelerating at a constant rate of 4.4 m/s^2. The motorist unaware that he is being chased, continues at a constant speed until the police car catches him 12s

20. ## Math

A box contains 8 white balls, 7 black and 4 red. How many red balls must be added to the box so that the probability is 3/4? How many black balls need to be added so that it is 1/4? Thanks I have a mental block with this.

21. ## math

a mother wants to invest 5000 for her sons future education. She invests a portion of the money in a bank certificate of deposit which earns 4% and the remainder in a savings bond that earns 7%. If the total interest earned after one year is \$300.00,how

22. ## Social Studies

what general direction would you travel to go from georgia to florida? georgia to tennessee? georgia to texas? georgia to colorado?

23. ## Math

what is the probability of winning assuming that the order is unimportant when I must choose 4 numbers from the numbers 1 through 17

24. ## algebraic equations

Gugu is 9 years older than Sam.In 3 years time Gugu will be twice as old as Sam.How old is Gugu now?

25. ## Algebra 2

Standard form for both equation with steps 16x^2-96x+144+25y^2=400 16x^2+192x+576+25y^2=1600

26. ## Economics

If south africa has a weak rand, is it a good or bad time for South Africans to travel?

27. ## Introd to Stat

A researcher conducts a test on the effectiveness of a cholesterol treatment on 114 total subjects. Assuming the tails of distributions are normal distribution, is there evidence that the treatment is effective? Cholesterol Decreased No Cholesterol

28. ## Computer science

use a modular approach and pseudo- code to design a suitable program to solve it. Allow the user to enter a series of temperatures in degrees Celsius (C) termi- nated by the input of −999. For each one, find the corresponding tempera- ture in degrees

29. ## physics

A car travels at a constant speed of 30 mph for 20 miles, at a speed of 40 fps for the next 20 miles, and then travels the final 20 miles at 90 kph. what is the average speed of the entire trip?

30. ## life orientation

To which bad road use has a direct impacton the physical, emotional, social and economic, Aspects to the family, the community and the country.

31. ## Electronic Privacy

What does the Electronic Privacy Control Act of 1986 address? I know it has to deal with wiretapping and eavesdropping i'm looking for a summarized version of the act that isn't wiki also what was the rationale behind the act?

32. ## Math/Logic Puzzle

Can someone please help me? Charlotte and Amy are picking strawberries. If Charlotte picks 6 dozen dozen strawberries, and Amy picks a half-dozen dozen strawberries, which hedgehog will pick the larger crop of strawberries? How many did they pick? Thank

33. ## maths

the numerator and denominator of a fraction are in the ratio 3:2 if 3 is added to the numerator and 2 is subtracted from the denominator a new fraction is formed whose value is 9/4 find the original fraction?

34. ## maths

the numerator and denominator of a fraction are in the ratio 3:2 if three is added to the numerator and three is subtracted from the denominator a new fraction is formed whose value is 9/4 find the original fraction?

35. ## life orientation

extent to which bad road use has a direct impact on the physical

36. ## Algebra 2

Someone please help me. Cycle Paths, Inc. makes bicycles, tricycles, and unicycles. Last week they made 88 more bicycles then unicycles, and five times as many tricycles as unicycles. If they made 40 more bicycles then tricycles, how many unicycles did

37. ## Calculus

F(x)=(2x-1)/ (|x| -3) Rewrite f(x) as a piecewise function. Then find the limit as it approaches positive infinity and negative infinity.

38. ## Physics

A conventinal light bulb is rated at 240 V (100 W).Ligths is emitted when the filament of the bulb gets whites hot.How many joules of energy does bulb transform each minute?

39. ## critical maths problem need help!!!

show that any !@#\$%^&tion y(t)=acosx+bsinx ,satisfied the differential equation y^"+wy=0 and also find the value of (a) and (b)

40. ## Physics

a block of mass 1500kg lying steady on horizontal surface of a table needs 200N horizontal force to come in motion. What is coefficient of static friction between the block and the surface of table

41. ## qoqisizwe high school

Life orientation

42. ## Math

Write an equation for the hyperbola. Vertices at ( -5,2) and (-1,2), passing through the point (-6,4) Could you be so nice and help me please:) I have still wrong answer and I have no idea where I'm doing mistake. My work: Horizontal transverse )( Center

43. ## life science

what is the removal of trees without adequate replanting?

44. ## shree mahendra secondary school

For a bathing person supplies 5×10^3Kj energy in 20 litre of water at 15°c temperature.What is the change in temperature of this water?

45. ## Maths

Given the sequence:4;x;32.Determine the value(s) of x if the sequence is: 1.arithmetic 2.geometric

46. ## Cell Biology

If three amino acids are bonded together linearly, how many molecules of water are produced?

47. ## Social Studies

which of the following georgia counties is most likely to experience a direct hit of a hurricane? dooly, muscogee, or dade

48. ## nyonithwele

math: 38 learners at a high school,24play hockey,30play netball and 4play neither hockey nor netball.use venn diagram

49. ## Physics

A ball is launched up an inclined wall by a spring. The spring has a spring constant of 12.2 kN/m and is initially compressed 0.3m. The ball has a mass of 1.7 kg, a radius of 0.045m, and a moment of inertia of 0.0014kg*m^2. You can assume the ball rolls

50. ## georgia state history

any ss tutor here who is good with ss georgia state history

51. ## Calculus

Find the limit as it approaches zero. ( f( x + change in x) - f(x) )/ change in x given f(x)=2x-5. ( change in x = triangle x)

52. ## unda geometry cerious need help urgently

find the centroid of the area of the finite region enclosed by the curve y=x^(2)+1 when x-axis and the line x=0 and x=3

53. ## Healthcare

Identify 3 tools from the CMS website that are helpful to achieving the goals set forth by an organization?

54. ## Life oritation

Assess the extent to which bad road use has a direct impact on the physic,emotion,social and economic aspects to the family,the community and the country

55. ## Dynamics

A ball is launched up an inclined wall by a spring. The spring has a spring constant of 12.2 kN/m and is initially compressed 0.3m. The ball has a mass of 1.7 kg, a radius of 0.045m, and a moment of inertia of 0.0014kg*m^2. You can assume the ball rolls

56. ## Calculus

Graph the function f(x)= x sin( 1/x) and the equations y=|x| and y=-|x| in the same viewing window on your calculator. Then use the squeeze therom to find the limit of f(x) as it approaches zero. I graphed the function and equations, but I am confused on

57. ## science

an automobile of mass 1800kg takes a turn of radius 270m. If the force on the tyres to maintain the motion along the curve is not to exceed 630n, the limiting speed of the vehicle assuming no banking will be

58. ## Algebra

suppose a pendulum use to show the rotation of the earth has a period of approximately 16.9 seconds. What is the length using formula T=2pi sq root L/32

59. ## Right byte

where do inserted rows and columns appear on a worksheet?

60. ## Spanish

Combina las palabras lógicamente. 1. la langosta a. la albóndiga 2. la salchicha b. el vino 3. el ají c. el pimiento 4. el caldo d. el bacalao 5. el sacacorchos e. la ensalada 6. hornear f. la toronja 7. los ingredientes g. cocer 8. la sal h. la sopa 9.

61. ## Calculus

F(x)=(2x-1)/ (|x| -3) Rewrite f(x) as a piecewise function. Then find the limit as it approaches positive infinity and negative infinity.

62. ## Math

123 of the 300 students earned an A, what percent did not earn an A?

63. ## English

How would I use the word "Salvation" as a noun in a simple sentence? My first sentence was He gave salvation, but he is the noun in that sentence. My second sentence was Salvation was given.

64. ## math

Mr. Steve, thank you very much to answer my question on Sunday, 23 August at 1:44 pm. But please, show me how to get : Number 1 : 1. D = -1 Dx = -2 Dy = -3 Number 2 : 2. D = -5 Dx = -14 Dy = -3 Because the steps to know that is important for me. Please...

65. ## math analysis

(1/a)+(2/a^2)=0 Solved for zero I'm unsure about the process to solve this, when I do it like my teacher says, it doesn't work. This is for an online advanced math class in which you get three tries to solve the problem. I have already used two. Any help

66. ## Math

I need help for the rule for input 1/output 3, input 3/output 17, input 10/output 66, and input 6/output 38

67. ## math

can you show me a tessellation of circles and triangles

68. ## math

Please, help me to solve this problems by Cramer rule Question number : 1. 5/x + 3/y = 19 2/x + 1/y = 7 Question number : 2. log x + 2 log y = 4 2 log x - 3 log y = 1 so confuse..

69. ## Calculus

If 2 < or = to f(x) < or = to x^2 + 2 for all x, find the limit of f(x) as it approaches zero.

70. ## Algebra 2 geometry

Pallelogram ABCD AB= 2x-y CD=7 BC= x+y AD=2 find x & y

71. ## Maths

If a function is defined by (x+3)=3x^2-x+4,find f(0)

72. ## Math

If a city of 10,000 experiences 60 births, 35 deaths, 40 immigrants and 25 emigrants in a single year, what is the city's population growth rate?

73. ## Maths

If a function is defined by (x+3)=3x^2-x+4,find f(0)

74. ## math

Please, help me to solve this problems by Cramer's rule Question number : 1. 5/x + 3/y = 19 2/x + 1/y = 7 Question number : 2. log x + 2 log y = 4 2 log x - 3 log y = 1 The Answer for number 1 : D = -1 Dx = -2 Dy = -3 The answer for number 2 : D = -5 Dx =

75. ## Calculus

If 2 < or = to f(x) < or = to x^2 + 2 for all x, find the limit of f(x) as it approaches zero.

76. ## Math

F(x) = x^2 +1 , x cannot equal 2 F(x)= 3 , x=2 What is the limit of f(x) as it approaches 2?

77. ## Ss

what are the major interstates in ga? how would i get to brunswick island, ga from lawrenceville ga? how many interstates run through atlanta? what interstates would i or could i take from kennesaw ga to get to south carolina? what three major interstates

78. ## life orientation

four environmental that causes ill-health

79. ## University, subject science

What is the difference between plasmid and chromosomal DNA? What is Mutant bacteriophage?

80. ## calculus: don't even no where to start from need help plz

(1)find dy/dx of y if y=tan^(-1)1/x^2 (2) if y=3z^2.z^2 find dy/dz (3) if y=x^x show that dy/dx=x|n(x+1).. thanks

81. ## unda geometry

find the centroid of the area of the finite region enclosed by the curve y=x^(2)+1, when x-axis and the line, x=0 and x=3

82. ## Math

Decompose 28*6 to make it easier below. Paula had a block of cream cheese that was 2 inches wide, 5 1/2 long and 1 1/2 inches tall. Paula used 1/2 of the cream cheese in her recipe. How many cubic inches of cream cheese did she use?

83. ## calculus

y=2^nx differentiate with respect to x using the first principle

84. ## Math

If the current population is 7,361,920,000 and grows at approximately 1.14% per year, what will the human population be this time next year?

85. ## English

Is the sentence "Confiscation is legal." a simple sentence where "confiscation" is used as a noun?