# Questions Asked onDecember 27, 2012

1. ## Math

Tom buys a shirt for \$22.00 plus 7% sales tax. His cousin buys a shirt for \$18.00 plus 4% sales tax. a. How much do Tom and his cousin pay for the shirts? Show your work. b. Who spent more on tax? Please Help Me!!

How is an inequality different from an equation? Give a real-world scenario in which you would write an inequality rather than an equation. Daphne has \$25. She wants to buy two new paint brushes for her art teacher. Daphne needs to know the average price

3. ## AP calculus

The base of the Great Pyramid at Giza is a square that is 230 m on each side. 1.Find the height of the pyramid, knowing that when a person is standing at the center of its side he measures the angle of elevation of the apex to be 51 degrees with an error

4. ## math

Mr.Lewis drew a triangle measurement, x, .5x, and 1.5x. What is the best classification for this triangle? a. acute, scalene b. obtuse, scalene c. right, equilateral d. equiangular, equilateral e. obtuse. isosceles (i don't understand how to solve this

5. ## math

a movng company wants to buy a new type of truck and needs to know the volume of the storage compartent before they can decide if they should purchase the truck. What is the volume of the storage compartment? 10ft, 18ft, 8ft, 2ft, 15ft.

6. ## science

What is the acceleration of a boy on a skateboard is the net force on the boy is 14 N the total mass of the boy and a skateboard is 58 kilograms you said no

7. ## Physics-mechanics

Find the speed and period of a satellite that orbits Mars 175 km above it's surface. (The average radius of Mars is 3.40 x 10^6; and it's mass is 6.42 x 10^23. Use all necessary formulas and show all clear-working, to enable me understand how you arrived

8. ## maths geometry

the sum of three consecutive odd natural number is 153 find the numbers

9. ## Algebra 2

A new skateboarder's ramp just arrived at Bungey's Family Fun Center. A cross -sectional view shows that the shape is parabolic. The sides are 12 ft high and 15 ft apart. Write an equation that, when graphed, will show the cross section of this ramp. Is

10. ## 8th grade math for Ms. Sue - last question please

How is an inequality different from an equation? Give a real-world scenario in which you would write an inequality rather than an equation. I really need to know how an inequality is different from an equation. I know the signs used are different, but what

11. ## physics-mechanics

A 1.0 kg mass weighs 9.8 N on Earth's surface, and the radius of Earth is roughly 6.4 x 10^6 m. Calculate the average density of Earth

12. ## maths

a plant 90cm high broke at a point but did not separate its top touches the ground of 27cm from its base find the height of the point from the ground at which the plant broke

I have two questions that I don't understand and need help with. 1. information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zerosof f. degree 4, zeros i;9+i 2. form a polynomial f(x) with real coefficients

14. ## Physics-mechanics

A 1.0 kg mass weighs 9.8 N on Earth's surface, and the radius of the Earth is roughly 6.4 x 10^6 m. Calculate the average density of Earth. (Show how you would calculate for density; don't just give the answer because L wan't to understand how you arrived

15. ## Physics-mechanics

Find the speed and period of a satellite that orbits Mars 175 km above it's surface. (The average radius of Mars is 3.40 x 10^6; and it's mass is 6.42 x 10^23. Use all necessary formulas and show all clear-working, to enable me understand how you arrived

16. ## Statistics

A shoe store knows that the purchase amount by its customers is a random variable that follows a normal distribution with a mean of \$30 and a standard deviation of \$9. What is the probability that a randomly selected customer will spend \$30 or more at this

17. ## maths geometry

two poles 15 meter and 30 meter high stand upright in a playground if their feet are 36 meter apart find the distance between their tops.

18. ## calculus

A water heater in the shape of a circular cylinder is standing vertically, resting on one of the round ends. The tank is 60 inches tall and has a volume of 30 gallons. If water is flowing into the tank at the rate of 5 gallons per minute, at what rate is

19. ## maths

A ball is dropped from a height of 1 metre. At every bounce it travels half of the height it travelled it with the previous flight. Find the total distance travelled when the ball comes to rest.

20. ## Urgent!

Project: Data Analysis The following chart lists the average low, average high, record low, and record high temperatures for the month of April in Denver, Colorado. Day Average Low Average High Record Low Record High April 1 32°F 58°F 6°F 78°F April 2

21. ## Math

Jody walked 1/3 mile on Monday, 2/3 mile on Wednesday, and 1 3/4 miles on Friday. In simplest form, how far did Jody walk in all on those three days?

22. ## math

A picture frame is 4 inches wide and 12 inches long. The frame is 1 inch wide on each side. What is the width and length of the picture?

23. ## Physics

Find the speed, v, of a pendulum at the bottom of its swing (B), given that it has mass m and initial height at A is h (the difference in height from B to A). Your answer will be in terms of g as well. Included is a drawing of a pendulum at its maximum

24. ## Math

A florist is making bouquets. She has 35 yellow daisies and 28 white daisies. What is the greatest number of identical bouquets the florist can make?

25. ## airthmetic progression

300 men wre engaged to complete a job in acertain number of days.but due to another assignment 15 men dropped the second day,15 more dropped in the third day and so on. it takes 15 more days to finish the work now.find the no. of days in which the work was

Find all zeros of the following polynomial. Write the polynomial in factored form. f(x)=x^3-3x^2+16x-48 I put: x^2(x-3)+16(x=3) (x-3)(x^2+16) For zeros: x-3=0 x=0 **My teacher stated check the equation solution again. What is the value for x and hence what

27. ## calculus

Solve the equation in the real number system X^4+11x^3+24x^2-23x+35=0 Please show work

28. ## Physics-mechanics

Two spheres are placed so that their centers are 2.6 m apart. The force between the two spheres is 2.75 x 10^-12 N. What is the mass of each sphere if one sphere is twice the mass of the other sphere?(please use all the correct formula, and show all

29. ## Physics-mechanics

A satellite is placed in orbit, with a radius that is half the radius of the Moon's orbit. Find the period of the satellite in units of the period of the Moon. (sketch and analyze the situation, show all working so I can understand how you arrived at your

30. ## english

has anyone read the women in black???? chapter two-a london particular i need to compare the atmosphere at the begging of chapter one to chapter two and the quote is "it was monday afternoon in november and already growing dark

waiting times for 64 randomly selected walk-in customers and determined that their mean waiting time was 15 minutes. Assume that the population standard deviation is 4 minutes. The 90% confidence interval for the population mean of waiting times is

32. ## maths

the father is 3 times as old as his son in 10 years time he will be double of his sons age find their peasant age ?

33. ## maths

2 equal sides of a triangle are 4m less than 3 times the third side find the sides of the triangle if the perimeter is 55cm.

34. ## Pythagoras therem

the two legs of a right angled triangle are equal in length and the square of the length of its hypotenuse is 72cm find the length of each leg.

35. ## Physics

A slingshot with k = 400. N/m is pulled back 0.0500 m to shoot a 0.100-kg stone. If the slingshot projects the stone straight up in the air, (a) what is the speed when the stone is first released, and (b) what is the maximum height to which the stone will

36. ## Physics-mechanics

A satellite is placed in orbit, with a radius that is half the radius of the Moon's orbit. Find the period of the satellite in units of the period of the Moon. (sketch and analyze the situation, show all working so I can understand how you arrived at your

37. ## APPLIED CHEMISTRY

MOLE FRACTION AND MOLALITY IS INDEPENDENT OF TEMPERATURE BUT NORMALITY AND MOLALITY CHANGES WITH TEMPERATURE, WHY?

38. ## Math

what is 4 5/6 + 3 2/3? First I had to find out the LCD which is 12. since 6 goes into 12 twice I X 5 by 2 and got 4 10/12 + 3 8/12 which gave me 7 18/12 I divided that by 2 and got 7 9/6 and then divided that by 3 and got 7 3/2 which I thought was my

39. ## math

HAPPY NEW YEAR!! TO ALL THE TUTORS WHO HAVE HELPED ME!! ESPECIALLY MS.SUE...I won't be on new years so am wishing earler...I apprecate all your help.. Thankyou very much!

40. ## math

The annual interest rate for a customer’s loan of \$425 is 15.75%. What is the total dollar amount to be repaid on the loan, including principle and interest, for the entire year?

41. ## Physics 11

A stone at rest is dropped from a 20m tall building. After falling for 10m, it reaches the top of a 2m tall window. How long will it take to fall past this window? Thank you!

42. ## calculususe the rational zeros theorem to list the

use the rational zeros theorem to list the potential rational zeros of the potential function. Do not attempt to find the zeros. f(x)=2x^5-x^3+8x^2+52

Explain the reasons that a small business might fail and explain the factors/characteristics that contribute toward small business success.

44. ## Pythagoras therem

calculate the length of the diagonal of a rectangle whose sides are 8cm and 6cm

Solve the inequality. x^3+9x^2-108 less than or equal to 0. Then write in interval noation. Please can you show me step by step on how you got the answer. I have tries and I am very confused.

46. ## calculus

Find the complex zeros of the polynomial function. Write f in factored form. f(x)=3x^4-10x^3-12x^2+122x-39 Please show wrok, I do not understand how to do this.

47. ## calculus

Use the intermediate value theorm to show that the polynomial function has a zero in the given interval f(x)=x^5-x^4+8x^3-5x^2-14x5;[1.4;1.5] find the value of f(1.4) f(1.4)= find the value of f(1.5) f(1.5)=

analyze the graph of the function f(x)=x^2+x-90/x+3 a. what is the domain? I think it is x‚-3 (-‡,-3)(-3‡) b. what is the equation of the vertical asymptote? is it x= -3 c. what is the horizontal asymptotes? none

49. ## Physics

A slingshot with k = 400. N/m is pulled back 0.0500 m to shoot a 0.100-kg stone. If the slingshot projects the stone straight up in the air, (a) what is the speed when the stone is first released, and (b) what is the maximum height to which the stone will

50. ## maths

Every year a man is paid Rs 500more than the previous year. If he receives Rs 17800 over four years, what was he paid on the first year

51. ## science

the___take place in the cell

52. ## maths

L and m are two parallel tangents at A and B. The tangent at C makes an intercept DE between L and m. Prove that angle DEF = 90 degree.

53. ## math

how do i find the index of a nilpotent matrix??..

54. ## math

Find the measure of JDB /J / 4x+5 / 2X+10 ------------/-----------B D

55. ## calculus

solve the following inequality 15x-16 less than or equal to 15/x is the point x=0 included in the solution set of the inquality? are the other finite pointsa of the interval included in the solution set? what is the solution set? please show work

56. ## math

find the equivalent fraction of 56/70 with a)numerator 4 b)denominator 10

57. ## math

find the equivalent fraction of 56/70 with a)numerator 4 b)denominator 10 please show the steps

58. ## math

find the equivalent fraction of 56/70 with a)numerator 4 b)denominator 10 please show the steps

59. ## Algebra 2 ..

Reiny,why do you have to answers in the promvlem 5x^2...................please look back....

60. ## Math

How do you find the better buy between two bottles of suntanning lotion if one is \$10.24 and the other one is \$21.60?

61. ## Math

Fun video rents videos for \$1 per video plus chafes a \$5 membership fee. Your equation should represent the total cost for renting any number of videos. write an equation Function Table

62. ## simple interest

If \$1000 is invested at a 3.5% interest rate, what is the least number of years until it is worth \$1200?

63. ## math

I think this question has a typo because none of the multiple choice answers fit. The question is which of the following values is in the solution set of inequality 8-7x

64. ## Math

Jesus mixed orange juice with 2 1/3 gallons of pineapple juice to make a total of 4 gallons of punch. How much orange juice did Jesus use for the punch?

65. ## calculus

solve the inequality algebraically 7x-6 less than or equal to 3x^2 please show work

66. ## Math

Mary is buying flowerpots for her new flowers. She has 32 geraniums and 75 petunias. each flowerpot can hold a maximun of 5 flowers. What is the minimun number of flowerpots Mary must buy for all her new flowers?

67. ## physics

A boat takes 4 min. to cross a river 90m wide directly when there is no current & 5min. When there is current. find the velocity of the current.

68. ## math

find the equivalent fraction of 56/70 with a)numerator 4 b)denominator 10

69. ## maths-Arithmetic progression

Prove that mean of squares of first n natural numbers is (n+1)(2n+1)/6

70. ## health

what is the risk factor for the following situation? You and your friend go to a movie. After the show, your friend’s mom comes and they ask you if you need a ride, but you tell them that your mom was going to pick you up so they leave. You then check

analyze the graph of the function f(x)=x^2+x-90/x+3 a. what is the domain? I think it is x‚-3 (-‡,-3)(-3‡) b. what is the equation of the vertical asymptote? is it x= -3 c. what is the horizontal asymptotes? none

72. ## maths

from a point on the ground the angle of elevation of the bottom and top of a flagstaff situated on top of a 120 m tall house is 30 and 45 degrees respectively.find the height of the flagstaff.

73. ## maths

by selling a bike for rs.21600,a dealer gains 12%.Due to competition , he reduces the price and makes a gain of 10% only.What is the new selling price

74. ## airthmetic progression

prove that mean of cubes of first n natural numbers is [n(n+1)(n+1)]/4

75. ## maths

Find the orthocentre of the triangle the equation of whose sides are x+y=1, 2x+3y=6, 4x-y+4=0

76. ## math

if I know the kinetic friction and the weight of the chair how do I find the force I need to push the chair ?

77. ## early childhood education

Define positive peace, and situational violence?

78. ## Math

A book store sells books for \$4 each. When a customer purchases 2 books they receive 1 additional book for half-price . Anna bought just enough books to receive 3 half-price books. How much money did Anna spend?

79. ## math

y=(3/x)-1 How will i find the domain and range?

80. ## math

i) xy=100 ii) 9x^2+y^2=16 Are these both function or nor a function? if so then how?

81. ## math

1/6,1/2,5/6,....... What is the general term for this?

82. ## math

find the equivalent fraction of 56/70 with a)numerator 4 b)denominator 10 please show the steps

83. ## scince

who discover the concept of density

84. ## music

how did politics influence the music of mozart?