1. math

1.What are the mean,median,mode and range of the data set given the altitude of lakes in feet:-9,-36,-23,-8,-17,-52,-27,and-36? 2.Given the data 21,13,13,37,13,23,25,15 a.What is the outlier in the data? b.what is the mean with the outlier? c.what is the

2. Social Studies

Even Though they were allowed to serve as soldiers what types of discrimination did african american americans face in the Union army? (Select all that apply) A)They were not allowed to serve as officers B) They were not eligible to win high awards,such as

3. English

13. In the short story, "The Cask of Amontillado," Poe's use of a(n) ___________ narrator to tell the story heightens the uncertainty and sense of horror felt by the reader. could you please help me on this fill in the black

4. English

Read the following paragraph from "Five Hours to Simla." After the cacophony of screeching brakes and grinding gears, there followed the comparatively static hum of engines, and drivers waited in exasperation for the next lurch forwards. For the moment

5. PHYSICS HELP

A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 31 m high. When it hits the ground at the base of the cliff, the rock has a speed of 29 m/s . a.Assuming that air resistance can be ignored, find the initial speed of the rock . v0=

6. physics question

A skateboarder at a skate park rides along the path shown in (Figure 1) .a=2.7 m and b=1.0m Part A If the speed of the skateboarder at point A is v=1.6m/s, what is her speed at point B? Assume that friction is negligible.

7. Algebra

The yearly per capita consumption of whole milk in the United States reached a peak of 40 gallons in 1945, at the end of World War II. By 1970 consumption was only 27.4 gallons per person. It has been steadily decreasing since 1970 at a rate of about 3.9%

8. english

Which quote from "The Lottery" best illustrates the theme that good people can do bad things when conforming to a group's social expectations? A. a sudden hush fell on the crowd as Mr.summers cleared his throat and looked and at the list. B. although the

9. Math

Jamie spenta total of \$11.60 on 5dentical pens and a ruler .A rulercost\$1.30less than a pen .how much did a pen cost?

10. Chemistry

A 32 W (1 W = 1 J/s) lamp generates violet light at a wavelength of 420 nm. How many photons of this light will the lamp generate in 2.0 s?

11. Chemistry

C4H6O2 a) Draw a plausible structure for this compound that contains alcohol, ether, and alkyne functional groups. b) Draw a plausible structure for this compound that contains aldehyde and ketone functional groups.

12. math

Water is being poured into a conical cup that is 12cm tall. a) When the water in the cup is 9cm deep, what percentage of the cup is filled? b) When the cup is 75 percent filled, how deep is the water?

13. geometry

The angle bisector of ∠ACD in rhombus ABCD makes a 64° angle with the diagonal BD . Find the measure of ∠BAD.

14. chemistry

2NO2(g)⇌N2O4(g). ΔH∘f for N2O4(g) is 9.16 kJ/mol.

15. physics

A new record for running the stairs of the Empire State Building was set on February 3, 2003. The 86 flights, with a total of 1576 steps, was run in 9 minutes and 33 seconds. If the height gain of each step was 0.20 m, and the mass of the runner was 70 kg

16. Math 8

A stop sign has each side measures of 12.4 inches, and the distance from any side to the opposite side is 30 inches. Divide the stop sign into one rectangle and two trappezoids. What are the dimensions of the rectangle and each of the trapezoid Ok I

17. physics

A 48-N object floats in a pool. If 75% of the volume of the object is immersed in the water, which statement is true about the buoyant force FB on the object? A. FB=48N B. FB=36N C. FB=64N D. FB=12N E. This is not possible to answer with the information

18. Organic Chemistry

If one gram of aspirin is dissolved in 100mL of water at 37 degrees celsius, how much aspirin will precipitate out of solution when it is cooled to 25 degrees celsius?

19. English

Choose the best word to complete each sentence. My brother Luke _____ a computer genius. are am is*** were Sarah and her sister _____ to this city many times in the past year. has gone has been have been*** have went Are my answers correct?

20. Chemistry

A metal foil has a threshold frequency of 5.45 x 10^14 Hz. Which color of visible light will not eject electrons from this metal? a) blue b) indigo c) violet d) orange c=(wavelength)(v) 3.0x10^8m/s = (wavelength)(5.45 x 10^14 Hz) 550 nm -> releases green.

21. Physics

An electric kettle rated accurately at 2.5kw is used to heat 3kg of water from 15% to boiling point it takes 9.5 minute. Then the amount of heat that has been lost is

22. Math

which of the following could be represented by -8

23. Math

How many times greater is the 4 in the hundreds place than the 4 in the ones place in the number 536,494

24. math

Given: ABCD is a rhombus, AB = 6, and m∠A=60° Find: The height.

what is the area of the circle 4 mm use 3.14 for pi

asked by Young Trippy Lil G
26. Survey of Accounting

Calculate basic EPS Net income was \$659,250 for the year. Throughout the year the company had outstanding 18,000 shares of \$2.50, \$50 par value preferred stock in 105,000 shares of common stock. Required: Calculate basic earnings per share of common stock

27. Math

) Suppose that z=f(x,y)z=f(x,y) is defined implicitly by an equation of the form F(x,y,z)=0F(x,y,z)=0. Find formulas for the partial derivatives ∂f∂x∂f∂x and ∂f∂y∂f∂y in terms of F1,F2,F3F1,F2,F3. To enter your answer use F1, F2, F3 as the

28. mathematics

3log2 plus log 20 - log1.6

29. Calculus II: Finding the volume of a revolution

Question: Find the volume of revolution bounded by y-axis, y=cos(x), and y=sin(x) about the horizontal axis. Since the rotation is happening at the horizontal axis, I thought the limits of integration would be [-1,1] and if the curves are rotated they

30. Physics

A spring balance has a scale that reads from 0 to 5 kg. The length of scale is 20 cm.a body suspended from this spring, when displaced and released ,oscillates with period of 0.60s.what is the weight of body.

31. math

A movie theatre sells two types of tickets: adult and child. On Tuesday, the theatre sold 100 adult tickets and 70 child tickets and made a total of \$1,100. On Wednesday, the theatre sold 50 adult tickets and 50 child tickets and made a total of \$625. How

32. Chemistry

A 30 g sample of water at 280 K is mixed with 50 g water at 330 K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.

33. physics

Pushing on the pump of a soap dispenser compresses a small spring. When the spring is compressed 0.55 cm , its potential energy is 0.0020 J a.What is the force constant of the spring? i found the fist answer is 130N/M B. What compression is required for

34. Physics

an 1100 kg car accelerates from rest at 3.4 m/s2. if the horizontal force exerted on the wheels by the road is 5600 N, what force must be resisting the motion of the car? use a free body diagram to illustrate your answer.

35. Social Studies help

which area did julius caesar conquer before making the rhine a boundary of the roman empire A. Germany B. Gaul C. Briitaina D. Egypt

36. Physics

Two forces whose magnitude are in the ratio 3:5 give a resultant of 28N.if the angle of inclination is 60, find the magnitude of each force.

37. Physics 30

an 1100 kg car accelerates from rest at 3.4 m/s2. if the horizontal force exetred on the wheels by the road is 5600 N, what force must be resisting the motion of the car? use a free body diagram to illustrate your answer

38. Physics

In a single-slit diffraction pattern, the distance between the first and second minima is 4.2cm on a screen 3.8m from the slit. Find the slit width given that the wavelength of the light is 530nm. Answer in mm Somebody please help!

39. Designing Specialty Areas

It's recommended that indoor physical centers be set up in stations. Which of the following statements about stations is true? A. Most centers will need to have close adult supervision. B. Two or three stations are typically sufficient. C. Centers should

40. physics

If an ideal gas does positive work on its surroundings, we may assume, with regard to the gas: A. Volume increases B. Internal energy decreases C. Pressure decreases D. Temperature increases E. Pressure increases

41. Economics

The fixed cost of producing five units of a particular commodity is given as #900 while the total cost of producing the same five units of this commodity is #1000.the marginal cost of the 6th unit produced later is #200.calculate the average variable cost

42. Algebra

Determine whether each function is an example of exponential growth or decay. Then find the y-intercept. a) y = 2(4)^x growth or decay y-intercept: b) y = 3(.25)^x growth or decay y-intercept:

43. math

Payments of \$1690 at the end of every six months will pay off the balance owed on a loan in 9.5 years. If the interest rate on the loan is 9.9% compounded semiannually, what is the current balance on the loan? (Do not round intermediate calculations and

44. physics

A 75.0 kg person bends his knees and then jumps straight up. After his feet leave the floor, his motion is unaffected by air resistance and his center of mass rises by a maximum of 13.5 cm. Model the floor as completely solid and motionless. With what

45. Calculus II: Shell Method for finding volumes

Question: What is the volume of the revolution bounded by the curves of y=4-x^2 , y=x, and x=0 and is revolved about the vertical axis. First, I had found the points of intersection to get the limits and I got -2.5616 and 1.5616. And then I plug it in the

46. chemistry

A 3.04 g piece of aluminum at 60.0 °C is placed into a “styrofoam cup” calorimeter filled with 150.0 mL of water at 25.0 °C. What is the final temperature of the contents of the calorimeter once thermal equilibrium has been established (everything

47. Chemistry

In a coffee cup calorimeter, 2.00 g of potassium hydroxide are mixed with 200.0 g of water at an initial temperature of 25.00C. After dissolving the salt, the final temperature of the solution is 27.33C. What is the heat change for the dissolution of

48. physics

Consider a 10 gram sample of a liquid with specific heat 2 J/g*K. By the addition of 400 J, the liquid increases its temperature by 10 K and then boils. Half of the liquid boils away before all the heat is used up. What is the heat of vaporization of the

49. physics

A cable is 100 m long and has a cross-section area of 1 mm2. A 1000-N force is applied to stretch the cable. If Young’s modulus for the cable is 1.0x1011 N/m2 , how far does it stretch? A. 10. m B. 1.0 m C. 0.10 m D. 0.01 m E. 0.001 m

50. physics

Two moles of neon gas at 25oC and 2.0 atm is expanded to 3 times the original volume while the pressure is reduced to 1.0 atm. Find the end temperature. A. 447degreesC B. 174 degreesC C. -66 degrees C D. 38degreesC E. 150degreesC

51. math

the daily production of two factories A and B are 300 and 200 bottle respectively .2% of the product o f each factory are found to be defective .if 6 defective bottle are randomly selected from a daily production of A and B .find the probability that 4 of

52. Physics

Calculate the force acting on a body of mass 10 kg moving with a uniform velocity of 2m/s.

53. math

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side than from the larger side of the rectangle. The perimeter of the rectangle is equal to 56 cm. Find the lengths of the sides of the rectangle.

54. Designing Specialty Areas

We show we value families when we do which of the following? A. Tell families that they hold their children's future in their hands, so it's crucial that they make sure their children complete their homework. B. Realize that families are too busy to be

55. Chemistry

How many orbitals are available with the following combination of quantum numbers? 1) n = 2; l = 0 2) n = 3; l = 2 3) n = 4; l = 3 I have figured that it is 1) 2s 2) 3d 3) 4f but i don't know what to do after this.

56. Statistics

Could anyone help me out with the following problem? Identify the consequences (i.e. increase, decrease, or none) that the following procedures are likely to have on both bias and sampling error in an experimental study. A) Assigning treatments to subjects

57. Calcalus

Solve the equations below exactly Give your answers in radians, and find all possible values for t If there is more than one answer, enter your solutions in a comma separated list (a) sin(t)= sqroot(2)/2 when t= (b) cos(t)=1/2 when t= (c) tan(t)=-1 when t=

58. Statistics

The director of the library believes that 25% of the library's collection is checked out. If the director is right, what is the probability that the proportion of books checked out in a sample of 545 books would differ from the population proportion by

59. maths

Root2+root3+root4+root6

60. math

An insect crawls on a piller 35m, it ascends 5m in the first minute but slips down 3m in the next minutes if it continous crawling in this way. what time it will take to reach at tha top of the pillar?

61. Physics

Using heat exchange and conservation of thermal energy, determine the specific heat capacity for your metal. So the data we have is: Aluminium: Mass - 0.004 Initial temp - 100C Final temp: 32C Water: Mass -0.1 Initial temp - 20C Final temp - 32C I know

62. physics

A 75.0 kg person bends his knees and then jumps straight up. After his feet leave the floor, his motion is unaffected by air resistance and his center of mass rises by a maximum of 13.5 cm. Model the floor as completely solid and motionless.

63. science

three equal charges 2.0×10^-6 each ae held

64. thermochemistry

. Mountain climbers often brew tea by melting snow, which they heats over a stove. Our stove burns butane (C4H10), which has a heat of combustion of -2878 kJ/mol. The temperature of the snow is initially at -20 °C, and we need 80 °C water to brew tea. a.

65. History

need help on history question The Gulf of Tonkin incident opened the door to A) Kennedy's assassination B) the Rolling Thunder strategy C) Lyndon Johnson realizing that the military D) could not win the war E) all of these answers are correct

66. math

Pawleys total earnings after 3 years if the first year his salary was X dollars. The second year it was 5000.00 higher, and the third year it was twice as much as the second year?

67. Maths

A swimming pool whos surface forms a rectangle measures 25 m long by 15 m wide The pool is 2 m deep at the shallow end and the depth increases at a constant rate to 4 m deep at the other end How many?

68. math

Monarch Distributing Ltd. plans to accumulate funds for the purchase of a larger warehouse eight years from now. If Monarch contributes \$12,000 at the beginning of each month to an investment account earning 4.5% compounded semiannually, what amount will

69. Chemistry

Thirty feet of water exert a pressure of 1 atm. Calculate the pressure (in kPa) exerted on a diver at a depth of 50 feet on a standard day.

70. Math

A rectangular grassy area in a park measures 50 yards by 100 yards. The city wishes to put a uniform sidewalk around the grassy area which would increase the area by 459 yd^2. What is the width of the sidewalk?

71. Chemistry

Indicate which elements can be used as potential semiconductors, and which ones can be used as potential dopants used to make n-type and p-type semiconductors by placing them in the corresponding bin. F, Al, As, Ge, I. p-type semiconductors can consist of:

72. Trigonometry

How to divide a right angled triangle into two isosceles triangle ? Kindly help

73. Calculus

If cos of theta= -7/12 and theta is in quadrant 2 then find a. tan(theta) cot (theta)= b. csc(theta) tan(theta)= c. sin^2(theta)+ cos^2(theta)=

74. programming

Design a class called SimpleCalculator using psudoecode that contains public methods named add(), subtract(). Each of the methods accepts two numeric arguments and returns a number that represents the result of the appropriate arithmetic operation

75. Math

N(t)=2000e^(1.1t) the continuous growth rate is 110% effective growth rate?__% Q(t)=65e^(0.09t) continuous growth rate is 9% effective growth rate?__% G(t)=650e^(0.055t) continuous growth rate is 5.5% effective growth rate?__% round to 2 decimal places

76. Math

David uses 1/3 cup of apple juice for every 1/2 cup of cranberry juice to make a fruit drink.

77. math

Beaudoin Haulage has signed a five-year lease with GMAC on a new dump truck. Lease payments of \$4500 are made at the beginning of each month. To purchase the truck, Beaudoin would have had to borrow funds at 8.7% compounded annually. (Do not round

78. Chemistry

If I have 42g of NaCl how many moles of NaCl do i have?

79. Biology

1. How do mutations play into the fitness of an organism? 2. Describe how variation, selection and time fuel the process of evolution.

80. maths

A fund increased 85% during the last 5 years. Find the annual compounded rate of increase

81. Calculus

Find all solutions to tan(theta)=1/sqroot(3). In the interval 0 less then or equal to theta less then or equal to 2pi. Theta=

82. Calculus

Find all solutions to the equation with 0 is less then or equal to a is less then or equal to 2pi Give an exact answer if possible, otherwise give value(s) ofa accurate to at least four decimal places. 4tan(a)+5=2 a= how do i find a

83. Biology

1. How do mutations play into the fitness of an organism? 2. Describe how variation, selection and time fuel the process of evolution.

84. math

The sum of three consecutive integers if the least integer is X ?

85. programming

Design a sub-class of SimpleCalculator called Calculator using psudoecode that contains public methods named multiply(), and divide() and that defines private fields called num1 and num2. Each of the methods accepts two numeric arguments and returns a

86. Chemistry

What is the subshell designation for an electron with the following set quantum numbers? 1) n = 1; l = 0 2) n = 3; l = 2; mi = -1 3) n = 4; l = 3 3) n = 2; l = 0; mi = 0

87. physics

What is the energy of a photon of yellow light with a frequency of 5.14 Ã— 1014 Hz?

88. Math

Roy has a patio that covers 434 ft^2. He wants to increase his patio 196ft^2 by adding 4 feet to both the length and the width. The length of the original patio is three feet more than twice the width What is the length of the new patio?

89. English

1. He took a picture of me. 2. He took one picture of me. 3. He took pictures of me. (Does #1 mean #2? Did he take only one picture of me? Does #3 mean he took several pictures of me?)

90. Trigonometry

If possible find a solution to 2 cos(theta)=-0612. theta=

91. math

Can anyone give me any word problems

92. programming

Design a sub-class of SimpleCalculator called Calculator using psudoecode that contains public methods named multiply(), and divide() and that defines private fields called num1 and num2. Each of the methods accepts two numeric arguments and returns a

93. Math

P= P(initial)(1/2)^(t/80) I found Half-line:80 P=Pinitial(e)^(rt) i cant seem to find what r is. Help

94. Math

The equation C=5h+10 represents the cost, C dollars, to rent a bicycle for h numbers of hours. A) write the equation in function notation

95. Physics

Derive an expression for escape speed of satellite.

96. Chemistry

Will a photon of light of wavelength 480 nm excite an electron in the hydrogen atom from the n = 1 level to the n = 2 level? How would I figure this out?

97. calculus

The number of sunspots (solar storms on the sun) fluctuates with roughly 11-year cycles with a high of 120 and a low of 0 sunspots detected. A peak of 120 sunspots was detected in the year 2000. what is the trigonometric functions could be used to

98. Art

Why did Pablo Picasso invent Cubism?

99. physics

A skier starts at rest and glides (without friction) directly down the fall line from the highest point of a giant snowball with a radius of r=31.7 m . The skier can be observed as a point mass and the air resistance is negligible. What speed v does the