1. math

A hot water heater measures 20" in diameter. What is the area of a metal base for the water heater, assuming a four-inch overhang for the base beyond the edge of the heater? (Round to the nearest tenth.)

2. math

Two runners are competing in a race. One runner averages a pace of 7 minutes per mile and finishes the race in 28 minutes. The second runner finishes the race in 30 minutes. Which of the following is the pace of the second runner

3. S.S. help plz

1. Rain forests are important because they contribute to the world's supply of (1 point) soil. oxygen. food. harbors. 2. The capital of Brazil was moved from the coast to the interior because the government wished to (1 point) develop the interior by

4. chemistry

calculate the molarity of 29.25 grams of NaCl in 2.0 liters of solution

The marginal cost of a product is modeled by dC/dx= 16/cube root 16x + 3 where x is the number of units. When x = 17, C = 120. (a) Find the cost function. (Round your constant term to two decimal places.) c= (b) Find the cost of producing 90 units. (Round

6. Social studies

Social studies originated from where?

7. math

A gumball machine contains red, orange, yellow, green, and blue gumballs. Twenty percent of the gum balls are red, 30% are orange, 5% are yellow, 10% are green, and the rest are blue. If there are a total of 120 gumballs, how many more blue gumballs are

8. physics

- A copper cylinder is initially at 20.0oC. At what temperature will its volume be 0.15% larger than it is at 20.0oC? Take: ƒÒcofficient of thermal expansion of volume for cu= 5.1x10-5 /C

9. Chemu

Hi! I need help with my Chem homework. "When acetylene, C2H2, burns, how many liters of O2 at STp are used for every mole of acetylene burned?" (Balanced equation: 2 C2H2 + 5 O2 --> 4 CO2 + 2 H2O)

10. Chem

Electroplating is a widely used process. One of the most popular electroplating processes involves the plating of two metals, nickel and chromium, in separate vats. Nickel is plated first because it adheres better to iron, then the object is moved to a

11. Physics

Four resistors 2.1Ω, 3.2 Ω, 4.3 Ω, and 5.4 Ω are connected in a series to a 9 V battery. The effective resistance in the circuit is:

12. Math/Algebra

A bridge is built in the shape of a semi elliptical arch. It has a span of 96 feet. The height of the arch 29 feet from the center is to be 10 feet. Find the height of the arch at its center.

13. math calculus

Find the equation of the function f whose graph passes through the given point. (Remember to use ln |u| where appropriate.) f'(x) = x^3 − 4x^2 + 3/ x − 3 ; (4, −5) f(x) =

14. chemistry

Two liquids A and B on mixing form an ideal solution. The vapour pressure of the solution containing 2 moles of A and 4 moles of B is 0.2 atm. If the vapour pressure of pure A at a certain temperature is 0.3 atm then what will be the vapour pressure of

15. Physics

A substance is heated from –12.0oF to 150.0oF. What is its change in temperature on (a) the Celsius scales,(b) the Kelvin scales

16. Geometry

Can you help me with Always, Sometimes, Never questions?? I have answered all of these, but I am not sure if they are right. 1. The base angle of an isosceles triangle are acute----Always 2. When the altitude and the median are drawn from the same vertex

17. language

Which of the following sentences is punctuated correctly? A. A carpenter must use certain tools, hammers, saws, chisels, to finish a job. B. A carpenter must use certain tools hammers, saws, chisels -to finish a job. C. A carpenter must use certain tools -

18. English

Rewrite all of the following sentences so they are in the active voice. Some sentences could contain more than one passive verb; correct them all. The Montgomery Avenue sink hole was finally repaired today by county employees after extended work delays. My

19. Math - Odds

If you toss three coins, what are the odds in favor of getting exactly two tails and one head? A. 3:8 B. 3:5 C. 5:3 D. 8:3 can you explain this? i can do odds but this is confusing me.

20. Math/Algebra

Find the vertex, Focus,and Directrix of the parabola. Graph the equation. y^2=12x

21. Math/Algebra

Sketch the graph of each piecwise-defined function. Determine the domain and range. Identify each point of discontinuity. f(x)= -x if x

23. geometry

I need to find the height and volume of a triangular prism. the front measures 8 cm and the side is 19 cm.

24. maths

find the range and the standard deviation of the prices of backpacks, show all work,\$11.99,\$8.84,\$16.98,\$9.99,\$10.45,\$10.86,\$11.99

25. psychology

Agatha maintains that people are capable of freely making voluntary choices. Constance is mainly focused on how aggression is caused by genetic inheritance. It seems reasonable to assume that Constance is not much interested in environmental factors

26. Chemistry

Please help me out! Gas law homework! How many liters of HCl (g) at STP can be produced from 5.44 g of Cl2 and excess H2 according to the following equation? H2 (g) + Cl2 (g) --> 2 HCl (g) Thank you so much in advance.

27. statistics

On a national standardized test, with normally distributed results, the middle 68% of students scored between 40 points and 70 points, and the mean score was 55 points. Based on this information, which of the following represents a score in the 97.5th

28. help math

In triangle ABC, points D,E,F are on sides BC,CA,AB respectively such that AD,BE,CF are angle bisectors of triangle ABC. The linesAD,BE,CF are concurrent at I,the incenter of triangle ABC. If Angle BAC=90, what is the measure (in degrees) of Angle EIF?

29. Geometry Honors

Can someone help me with Always, Sometimes, Never questions?? I have answered all of these, but I am not sure if they are right. 1. The base angle of an isosceles triangle are acute----Always 2. When the altitude and the median are drawn from the same

30. pre cal

Shirley purchased a plot of land for \$19,500. The land appreciates about 3.9% each year. What is the value of the land after five years?

31. pre cal

Shirley purchased a plot of land for \$19,500. The land appreciates about 3.9% each year. What is the value of the land after five years?

32. pre cal

Shirley purchased a plot of land for \$19,500. The land appreciates about 3.9% each year. What is the value of the land after five years?

33. math

find two numbers in the ratio of 2 to 5 that have a sum of 119.

34. Math

23.What is the approximate circumference of a circle with a radius of 6 cmA.12cm B.18cm C.24cm D.36cm D 24.What is the length of the diameter of a circle with a 15 radius A.5 B.15 C.30 D.45 C

35. math

27.What is the circumference of the circle below with a radius of 6yd. A.6pi yards B.12pi yards C.18pi yards C.36pi yards pi=3 for me right now

36. language

Which of the following sentences is punctuated correctly? A. After you sign the agreement it is too late of course, to change your mind. B. After you sign the agreement, it is too late of course to change your mind. C. After you sign the agreement, it is

37. Math-Trig

A ball is tossed up in the air at an angle of 70 degrees with the horizontal and with an initial velocity of 36 ft/sec. What is the position of the ball 1 second after it is released? When will the ball hit the ground? What is the maximum height the ball

38. Math-Trigonometry

12) Two jeeps in the desert leave their starting points at noon. The first travels a course of 345º and averages 23 mph. The second travels a course of 45º and averages 20 mph. How far apart are the two jeeps at 10 PM? What is the bearing from the first

39. chemistry

To save on production costs, most automobile bumpers are never coated with more than 200 g of chromium. Determine how much time a standard bumper should be immersed in a chromium vat. need full explanation i did find this question but it was not explained

40. Chemistry

What is HO HO C6 H6 CH2 CH NH2?

41. science

i need help on an electron acrostic!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

42. math calculus

Find the equation of the function f whose graph passes through the point (0, 4/3) and whose derivative is f'(x) = x sqrt 16 − x^2 . f(x) =

43. math - discrete math

A vending machine dispensing books of stamps accepts only one-dollar coins, \$1 bills, and \$5 bills. How many ways are there to deposit \$10 for a book of stamps? Note: I have the answer but do not know how to solve for it. Answer: 1,217

44. math

A number cube with sides labeled 1 through 6 is rolled two times, and the sum of the numbers that end face up is calculated. What is the probability that the sum of the numbers is 3?

45. Chemistry

What is the mole fraction and mass percent of NaCl when the molality is 1.71m?

46. chemistry

Suppose that 2.00 moles of HCl in a 1.00L glass flask slowly decomposes into H2 and Cl2. When equilibrim is reached, the concentrations of H2 and Cl2 are both 0.214M. What is the Keq?

47. chemistry

18.5g Al is submerged in 20.2g of water with a total temperature of 27°C. How much energy in joules is absorbed by the Al if the temperature changes to 32°C ?

48. Chemistry

At some temperature, Keq = 33 for the reaction H2 + I2 „³ 2HI. If initially, [H2] = .0600 M and [I2] = .0300 M, what are all three equilibrium concentrations?

49. Math

how to get the answer: ¡Ò_0^(¦Ð/2)▒¡¼4+6sin2x+5/2*(1+cos2x)dx¡½ from: ¡Ò_0^(¦Ð/2)▒¡¼(3cosx+2sinx)^2dx¡½

50. Math/ Algebra

Find an equation for the hyperbola described: 1) Vertices at (0,+/- 10); asymptotes at y= 5/3x 2) Vertices at (-+5,0); foci at (-+6,0)

51. Math/Algebra

Find an equation for the ellipse described. center(0,0); major axis horizontal with length10; length of minor axis is 8

52. geometry

Create (give dimensions, not build) a 3-D model. Calculate the total cost if its volume is \$3/cm cubed , its suface area is \$2.50/cm squared, and its edges are \$1/linear cm. The objective is to get \$1000 exacly

53. Math/Algebra

Graph the ellipse and locate the foci. 16x^2 +9y^2= 144

54. Physics

A person of mass 50kg rides an elevator whose motion consist of (a)acceleration upward at 3m/s (b)constant velocity (c)acceleration downward at 3m/s Given that g=9.8m-2 down, find the person's weight during each stage of the lift ride?

55. maths

three angles of a qadrilateral are in the ratio 2:3:7 .the mean of these angles is 64 .find all the angles

56. math

The quotient of p and 5.

57. physics

The figure shows part of a circuit in which two wire segments are carrying currents as shown. The segment along the z-axis has length 4.0 m and that along the y-axis is 2.5 m long. Under the presence of an externally applied magnetic field B of magnitude

58. physics

Two charged particles are projected (in the same plane as the paper) in opposite directions at the same level into a region of uniform magnetic field B as shown in the figure (Assume the region covered by B extends vertically for very long distance). i.

59. physics

The figure below shows a current loop carrying current I. The loop is made of rectangular and semicircular sections with dimensions as shown. The loop lies in the xy-plane. An external magnetic field is applied B = Bx i + Bz k. Determine the torque (if

60. math

If Starvos orders a pizza for \$5.99, a soda for \$1.50, and breadsticks for \$2.49, and hands \$10.00 to the cashier, how much change will he receive? Is it 2 cents or not?

61. Critical thinking

Which of the following most accurately describes what an appeal to precedent is? Hint A. A type of inductive generalization B. A type of analogy C. A type of disjunctive syllogism D. A type of causal argument

62. math

What are two shapes that always have only two sets of parallel sides?

63. math

A high school guidance counselor conducts a survey to find the student's first choice for a college major and found that 65% of students choose math. If three students are chosen at a random, what is the probability that at least one of them would choose

64. math

a 5700 year old bone has 10 c14 atoms. how much c 14 did it have originally?

65. physics

A steel beam is used in the construction of a skyscraper. By what fraction ƒ´L/Lo does the length of the beam increase when the temperature changes from that on a cold winter day (-15.0oF) to that on a summer day (+105.0oF)? Take: ƒÑsteel= 12x10-6/Co

66. help maths

f(x) is a cubic polynomial such that f(n)=1/n^2+1 for n=1,2,3,4. If f(0)=a/b,where a and b are coprime positive integers, what is the value of a+b

67. math

The baseball game started at 2:15 P.M. and ran 2 hours and 48 minutes. At what time did the game end?

68. maths

A 24 litre bucket is full of lemonade.3 men wants to have equal amount of it to take home but they only have 13 litre, 5 litre and 11 litre bucket.how do will they do it?

69. math

Three pools are being drained for the winter. It takes Pool B twice as long to drain compared to Pool A, and it takes Pool B three times as long to drain compared to Pool C. If Pool C drains in 6 hours, which of the following is the number of hours it

70. kuhlekonke

how to changed the way in which you will view lifestyle disease in the future

71. heeeeeeeeeeeeeeeeeeeelp maths

In triangle ABC, points D,E,F are on sides BC,CA,AB respectively such that AD,BE,CF are angle bisectors of triangle ABC. The lines AD,BE,CF are concurrent at I, the incenter of triangle ABC. If ∠BAC=92∘, what is the measure (in degrees) of ∠EIF?

72. science

What are 2 adaptations that animals use to get food and water.

73. Chemistry

If a gas at 1.2 atm of pressure and 22.0 degrees of Celsius occupies 0.350L, what pressure will hold the same sample of gas in a volume of 0.050L if the temperature of the gas increases 25 degrees of Celsius?

74. Chemistry

If a gas at 1.2 atm of pressure and 22.0 degrees of Celsius occupies 0.350L, what pressure will hold the same sample of gas in a volume of 0.050L if the temperature of the gas increases 25 degrees of Celsius?

75. math

We can write 56% as the fraction ab, where a and b are positive coprime integers. What is the value of a+b?

76. consumer math

Jim opened an account with \$400. The account pays three percent quarterly. How much is in the account at the end of two years? Round to the nearest dollar.

77. physics

a kitten of mass 0.60kg leaps at 30 degrees to the horizontal out of a toy truck of mass 1.25kg causing it to move over horizontal ground at 4.0m/s .At what speed did the kitten leap?

78. biology

Alkaptonuria results when an individual has no functional HGD enzyme. Without functional HGD, breakdown of excess tyrosine stops at homogentisate. The accumulated homogentisate is polymerized by the enzyme polyphenol oxidase to a complex set of molecules

79. science

What are 2 adaptions animals use to keep cool

80. geometry

A manufacturer made a container that looked like the Washington Monument to fill with raisins, as shown. Find the volume of the container the sides on the bottom are 2 inches for the base and the height is 7 inches

81. physics

I need help! i don't know how to do this problem. average atmospheric pressure at earth's surface is 1.01 x 10^5 N/m^2. Earth's radius is 6.37 x 10^6m. Show that the total weight of earth's atmosphere is about 5.15 x 10^19 N.

82. geography

Why did america grow geographically

83. statistics

Assume that you are preparing a report on MM207 statistics students at Kaplan University to present to the Kaplan Board of Trustees. Prepare an appropriate graphical representation for each of the following variables. a) The different majors of students

84. Physics

how do you derive deltaG

85. social studies

What is the responsibility's of the department of energy

86. URGENT SCIENCE

1. You travel 400km in 4 hours. Your______ speed is 100km/h. (1point) constant average*** instantaneous initial am i right?

87. physics

a car driving down a road due south at a constant speed of 55 mph. what is the car's acceleration? how do you know

88. Math

Find the area under the standard normal curve between -1.32 and the mean, P(-1.32 < z < 0.00). (Give your answer correct to four decimal places.)

89. Chemistry

concentration of hydrogen ion is 3.8*10^-3M.what is its pH?

90. science

What is an adaptation that helps animals get water besides a trunk.

91. math

Consider the normal curve. (Give your answers correct to four decimal places.) (a) Find the area to the right of z = 0.00. (b) Find the area to the right of z = 1.1. (c) Find the area to the right of z = -1.86. (d) Find the area to the left of z = 1.48.

92. math

Consider the following. (Give your answers correct to four decimal places.) (a) Find P(0.00 < z < 2.13). (b) Find P(-1.81 < z < 2.03). (c) Find P(z > 0.23). (d) Find P(z < 1.51).

93. math

Consider the following. (Give your answers correct to four decimal places.) (a) Find P(-2.07 < z < 0.00). (b) Find P(-1.86 < z < 2.11). (c) Find P(z < -1.55). (d) Find P(z < -0.55).

94. social studies

what is the responsibility's of education?

95. Math

Find the area under the standard normal curve between z = 0.7 and z = 2.15, P(0.7 < z < 2.15). (Give your answer correct to four decimal places.)

96. Math

1. What is the greatest common factor of 2 8 and 35? A.4 B.7 C.9 D.14 B 2.Dina has a savings account with \$276.38 in it. Her older sister Winnie has a savings account with \$329.84 in it. How much more money is in Winnie's account than Dina's? 53.46 3.Kelly

97. social studies

What are the responsibility's of the department of education

98. Math

Find z, given the following. (Give your answer correct to two decimal places.) x = 56, ì = 45 and ó = 5.3 z =

99. science

Do the humps on a camel store water.

100. Math

7.Simplfy (7+3)x2-5 15 8.When Henry went to the pet store, he noticed that there were 12 large fish tanks with goldfish. The store clerk told him that there were 107 goldfish in each tank how many were there in all 1,284 10.Which shows prime factorization

101. English 10

Buy, sell, and trade on the Internet, and become a millionaire overnight! Which propaganda technique is used in this sentence? bandwagon glittering generalities faulty cause and effect snob appeal

102. English 10

Get an education, or you are doomed to flip greasy burgers for the rest of your life! Which propaganda technique is used in this sentence? loaded words glittering generalities comparison plain folks

103. geometry need asap

A manufacturer made a container that looked like the Washington Monument to fill with raisins, as shown. Find the volume of the container the sides on the bottom are 2 inches for the base and the height is 7 inches

104. Math

14.Henry rides his bike 6 miles every 4 days at that rate how far will he ride his bike in 12 days? A.6miles B.12miles C.16miles D.18miles D 25.Evelyn used 4 eggs to make 2 omelets. What is the ratio of number of omelets to number of eggs used? A.4:6 B.2:1

105. life orientation

Discuss in a paragraph of 150 words ways in which one can take responsibility to provide safe and health living environment for HIV/Aids

106. Math 1 question

greg is considering 2 different plans for music downloads. how many tracks purchased would make plan A the better option? PLAN A: \$0.97 per track purchased plus \$10.00/ month unlimited PC streaming plus \$15.00/month for downloading songs to an MP3 player

107. math

Shirley purchased a plot of land for \$19,500. The land appreciates about 3.9% each year. What is the value of the land after five years?

108. science

what is the product or reaction between H3O + AgNO3?

109. Math

20.Proma earned \$82 last week. She earned \$6 each hour and received a bonus of \$10 for exceptional work. Which equation can be used to find h the number of hours Proma worked last week A.6h+10=82 B.6h-10=82 C.10h+6=82 D.10h-6=82 C

110. science

what is the product or reaction between H3O + AgNO3?

111. Physics

HW5_1: REACTION AT SUPPORT AND INTERNAL AXIAL TORQUE RESULTANT We will use moment equilibrium around the x axis to calculate the x-component of the reaction torque at A, TAx, and the axial torque resultant at section C, TC=T(xC), for these two shafts in

112. math

The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each year. What is the approximate number of customers that visit the business in 14 years?

113. math

The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each year. What is the approximate number of customers that visit the business in 14 years?

114. physics

A bus and a car have an inelastic head-on collision. The bus has a mass of 1.5 × 103 kilograms and an initial velocity of +20 meters/second. The car has a mass of 9.5 × 102 kilograms and an initial velocity of -26 meters/second. What is their total

115. Chemistry

How many mL of 0.976 M sodium hydroxide, NaOH, are necessary to completely neutralize 46 mL of sulfuric acid, H2SO4?

116. Math

A gold bar is exactly 31 cm long. You want to cut the bar into smaller segments so that one or a combination of segments can add up to every whole number of centimeters from 1 to 31. What is the least number of cuts you could make and what are the lengths

117. chemistry

Tungsten trioxide (WO3) has a rich yellow color and is often used as a pigment in ceramics and paints. In order to test a ceramic vase for its WO3 content, a 10.19 g sample of the vase was ground and reduced with Pb(Hg) to convert any WO3 to W3 . The

118. Math

i reposted this cause i really need help: greg is considering 2 different plans for music downloads. how many tracks purchased would make plan A the better option? PLAN A: \$0.97 per track purchased plus \$10.00/ month unlimited PC streaming plus

119. Vectors

A 10-kg mass is suspended by two strings of length 5m and 7m attached to two points in the ceiling 10 m apart. Determine the tension on each string. Round your result to one decimal place (include a vector and position diagrams)

120. calculus 12

7. ABC has vertices A(3,2,-5), B(4,-1,7) and C(-8,3,-6). a) Determine the area of ABC. b) Determine the coordinates of point D such that ABCD is a parallelogram. c) Is the parallelogram a rectangle? Justify your answer.

121. english

One way we get to know characters is to want to avoid the most. Select TWO characters from Julius Caesar and write short essays on what you believe they fear the most and what evidence you used to come to this conclusion. any ideas

122. Physics

A hot-air balloon is descending at a rate of 1.7 m/s when a passenger drops a camera. If the camera is 44 m above the ground when it is dropped, how long does it take for the camera to reach the ground?

123. math

a circular pool measures 12 feet across. one cubic yard of concrete is to be used to create a circular border of uniform width around the pool. if the border is to have a depth of 3inches, how wide will the border be? (1cubic yard=27cubic feet)

124. maths

a survey of the local country western radio station produced the following data: 12 songs about a truck driver who is in love while in prison. 13 about a prisoner in love. 28 about a person in love. 18 about a truck driver in love

125. language (sentence fluency)

Which of the following options best demonstrates sentence fluency? A The two boys went to the store to buy some milk with their mother and her boyfriend, who had a broken foot after supper. B. The two boys went to the store to buy some milk after supper

126. language

Jimmy you must leave the room shut the door and be quiet. Which of the following options correctly punctuates the sentence above? A Jimmy, you must leave the room, shut the door, and be quiet. B. Jimmy; you must leave the room, shut the door and be quiet.

128. language

Which of the following sentences is written correctly? A When properly designed, an automobile can achieve great fuel efficiency. B. When properly designed an automobile can achieve great fuel efficiency. C. When properly designed, great fuel efficiency

129. physical geoprahy

Assume that a parcel of air is forced to rise up and over a 6000-foot high mountain (shown below). The Initial temperature of the parcel at sea level is 76.5 F, and the lifting condensation level (LCL) of the parcel is 3000 feet. The DAR is 5.5 F/1000' and

130. language

The gist of the saying went something like this: If a person wants to get ahead in life, you have to be willing to work for it. Which of the following language conventions is violated in the sentence above? A. Use of a colon B. Verb tense C.

131. Quick Question

What do Quechua people do for a living?

133. English

These are questions from Stephen King's collection "different seasons", particularly the novel "Rita Hayworth and the shawshank redemption": 1. From all the appearances the trial against Andy was pretty much "opens & shut". Identify the details that point

134. science

in a hydrogen atom an electron of mass 9.1*10^-31 kg revolves about a proton in a circular orbit of radius 53 ampere .calculate the centripetal acceleration electron on charge 1.6*10^-19

135. kimball

How many kilojoules of heat must be transferred to a 480-g aluminum pizza pan to raise its temperature from 22 degrees celsius to 234 degrees celsius?

136. Math

(1/2)2+1/2* 2 4/5

137. kalif

Which writer and poet developed the style and form of sonnets in his work Il Canzoniere? Francesco Petrarch William Shakespeare Thomas Wyatt Edmund Spenser

138. physics

A brick weight 17.8N and is resting on the ground. Its dimensions are 0.203mx0.089mx0.0570m. A number of the bricks are then stacked on top of this one. What is the smallest number of whole bricks (including the one on the ground) that could be used, so

139. chemistry

Making the simplistic assumption that the dissolved NaCl(s) does not affect the volume of the solvent water, determine the constants m and b in the equation Molarity = m⋅density + b that relates the NaCl molarity to the NaCl(aq) density. Take the density

140. math

what is the answer to: 31/4 - 63/12

141. Math help on profit/loss

Please help? DId I find the amount of profit or loss of each month? I see I only found the loss. Please help. January - Income \$40,520 Expenses \$35,080 = Profit/Loss \$5,440 How do I figure the profit?

142. math

what is the answer to: 3/5 + 1/3 + 1/6

143. Math

A single die is rolled. (a) What is the probability that the number on top is a 3. (Give your answer correct to two decimal places.) (b) What is the probability that the number on top is an odd number. (Give your answer correct to two decimal places.) (c)

144. Spanish

La palabra escondida es unscramble these letters sneauodsyma

145. math

Three hundred twelve viewers were asked if they were satisfied with TV coverage of a recent disaster. Gender Female Male Satisfied 90 53 Not Satisfied 124 45 (a) Find P(satisfied). (Give your answer correct to two decimal places.) (b) Find P(satisfied |

146. math

A and B are events defined on a sample space, with the given probabilities. Find P(A and B). (Give your answer correct to two decimal places.) P(A | B) = 0.43 and P(B) = 0.75

147. Math/Statistics

Suppose that A and B are events defined on a common sample space and that the following probabilities are known. Find P(A or B). (Give your answer correct to two decimal places.) P(A) = 0.32, P(B) = 0.36, P(A | B) = 0.24

148. Math/Statistics

Consider the following. P(A) = 0.27 and P(B) = 0.36, A and B are mutually exclusive events (a) Find the probability P(A). (Give your answer correct to two decimal places.) (b) Find the probability P(B). (Give your answer correct to two decimal places.) (c)

149. Math/Statistics

Consider the following. P(A) = 0.31 and P(B) = 0.41, and P(A and B) = 0.1271 (a) What is P(A | B)? (Give your answer correct to two decimal places.) (b) What is P(B | A)? (Give your answer correct to two decimal places.) (c) Are A and B independent? yes no

what is the common denominator to 3/5, 1/3, and 1/6

what is the answer to: 3/5 + 1/3 + 1/6

152. math calculus

The marginal cost of a product is modeled by dC/dx= 16/cube root 16x + 3 where x is the number of units. When x = 17, C = 120. (a) Find the cost function. (Round your constant term to two decimal places.) c= (b) Find the cost of producing 90 units. (Round

153. comp

Which of the following contains a pronoun error? (Points : 2) Neither Jane Austen nor Mary Shelley is known for their poetry. As the curtain rises, everyone in the audience settles into his or her seat and waits for the play to begin. The book sale that is

154. math

Angela has 17 ibs. of ham.How many 6-ounce servings can she make?(remember16 oz.is 1 pound

155. Chemistry

Let's say that you are asked to design an airbag for a car. You know that the bag should be filled with gas with a pressure higher than atmospheric pressure, say 828 mmHg at a temperature of 22.0 C . THe bag has a volume of 45.51. What quantity of sodium

156. math

108 ,36,12,4 ___ ,____find next two numbers 12,24 ,48,96 ____, ___ find the next two numbers 1 ,1,2,3 ____, ____ find the next two numbers