1. physics

A mechanic lifts the front of a car with a jack. Find the mechanical advantage if a force of 30.0 lb on the jack handle lifts the car that weighs 960 lb

2. Math

What is the net price factor for trade discounts of 25/15/10? Use the net price factor you found in the previous question to find the net price of a couch listed for \$800.

3. Math

What is the net price factor for trade discounts of 25/15/10? Answer: .57375 Just checking my homework answers

4. Civic

The present-day Republican Party is descended from the ____ Party. A. Anti-Federalist B. Democratic Republican C. Federalist D. Conservative Answer is "D"

5. CHEMISTRY

1.List all the ions that cause a red flame and produce a precipitate in the presence of hydroxide ions. 2.List all the cations that could cause the red flame and produce a precipitate in the presence of sulfate ions. 3.

6. Chemistry

In order to completely neutralize 0.985 mol of sodium hydroxide, 43.2 mL of an acid is required. The concentration of the acid is: a) 2.3 M b) 22.8 M c) 31.0 M d) 48.2 M Is it b?

7. Chemistry

In the system A(g) + 2B(g)  2C(g) + 2D(g) H=21 kJ/mol, it is possible to increase the quantity of C by: a) adding a catalyst b) decreasing the [B] c) increasing the pressure d) increasing the temperature - I think it is b ? Am i right?

8. Chemistry

If a 0.1 mol/L solution is diluted to 0.01 mol/L, the: a) concentration of hydrogen ions increases b) pH decreases c) acidity constant decreases d) the acidity constant does not change I would think the ph decreases? no?

9. Algebra

An object is fired vertically upward with an initial speed of 68.6 meters/second. After t seconds, the height is shown by y = -4.9 t^2 + 68.6 t meters. Given that this object has an initial speed of 68.6 m/s, what is the maximum height it will reach? How

10. english

Her daughter likes climbing trees. Gerund or gerund phrase: Noun function:

11. math

How many different rectangular prisms can you make with volume 24 cm3? Sketch each prism you find. Label each sketch with the dimensions. How do you know the prisms are different?

12. maths-formula

2a^3+2b^3+2c^3-3abc=?

13. physics

An athlete is running at a constant velocity with a javelin held in his right hand. The force he is applying on the javelin as he carries it is 5.0 newtons. If he covers a distance of 10 meters, what work has he done on the javelin?

14. Finance and literacy

Bailee had a gross income of \$2358.33 during each pay period in 2009. If she got paid monthly, how much of her pay was deducted for FICA in 2009

15. Psychology

When physical energy has resulted in a response in a sense organ, it is clear that: A. perception has taken place. B. the activation is the result of stimulus. C. the brain has interpreted the event. D. a single isolated sense is now perceiving the event.

16. Psychology

As a scientist, Carl is concerned with the intensity of lights in the modern human environment. In his research project, Group A consists of volunteers who have agreed to sleep each night for a week with a 150 watt light bulb hanging over their bed. Group

17. Psychology

Meditation results in an altered state of consciousness by: A. reducing the activity level. B. lowering the heart rate. C. decreasing the use of oxygen. D. refocusing attention.

18. Psychology

Sound which impinges on the inner ear and the auditory nerve arrives as a fairly meaningless stimulus. At this point, it should be viewed as: A. perception. B. sensation. C. an auditory stimulus item. D. free of environmental noise. I think it is

19. Psychology

n a classroom experiment, students were asked to place one paper clip in each hand. They were then instructed to add paper clips to the left hand until they were certain that the clips in the left hand weighed more than the paper clips in the right hand.

20. Psychology

Barry knew Alice was tired, but he was surprised that the argument between their three-year-old twin boys did not awaken her. She had not been asleep very long and occasionally changed her position, but did not wake. Alice is probably in: A. stage 2 sleep.

21. Psychology

Avis put off writing her term paper until three days before it was due. "It's not that big of a deal. I can whip it out in a couple of hours," she thought. As it turned out, this was not the case. She averaged two hours a night sleep as she struggled to

22. Psychology

Although someone who is hypnotized may be compliant and susceptible to suggestion, it is clear that: A. they are pretending and know exactly what they are doing. B. they will be able to recall the directions and events which took place after they return to

23. science

is batteries powering a flashlight an example of chemical potential energy to electrical energy?

24. physics

A tennis ball with a speed of 12.5 m/s is moving perpendicular to a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 11.4 m/s. If the ball is in contact with the wall for 0.0139 s, what is the average acceleration

25. Psychology

Bryan was edgy and seemed to lose his temper at the drop of a hat. His sister suggested that he would benefit by practicing an altered state of consciousness. He was surprised to hear his sister suggest that he should take drugs, but was soon corrected

26. Psychology

Monique cannot seem to sit still, talks rapidly, and never seems to get tired at the end of the day. Her friends suspect that she is taking: A. cocaine. B. Rohypnol. C. LSD. D. speed. cocaine

27. Physics

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force

28. Periodic Function (Trigonometric Fuctions)

A lighthouse beacon rotates through 360 degrees every 12 seconds, it is located 100 m off the shore of an island with a coastline of steep cliffs running north and south. As the light beam sweeps clockwise, starting from the north (direction of 0 degrees),

29. calculus

The demand function for a product is given by p = 10,000(1 − (5/5 + e^−0.001x)) where p is the price per unit (in dollars) and x is the number of units sold. Find the numbers of units sold for prices of p = \$1000 and p = \$1500.(Round your answers to

30. Physics

A myopic student is shaving without his glasses. If his eyes have a far point of 1.5, what is the greatest distance he can stand from the mirror and still see his image clearly?

31. Math

Natureland Garden Center buys lawn mowers that list for \$679.95 less a 30% trade discount. What is the dollar amount of the trade discount? Answer: 203.99 What is the net price of each Natureland Garden Center lawn mower? Answer: 475.96 Just want to make

A pentagonal prism has dimensions that are four times the dimensions of a similar pentagonal prism. So its volume is _____times the volume of the smaller prism. A) 64 B) 8 C)16 D)4 Would it be A) 64? Next Question: If the dimensions of a cylinder are

33. Physics

The answer is in parenthesis, but I just don't get it. 11. The large window air conditioner in Anita Breeze's room draws 11 amps of current. Determine the quantity of charge that will pass through Anita's window AC in the next 10 minutes. (6600 C)

34. Geometry

What is the perimeter and area of a rectangle that has a width of 6 inches and length of 8 inches

35. Math

Reasoning To measure the length of a closet, Aaron used his foot and measured 6 foot-lengths. His father measured 4 foot-lengths. Could they be measuring the same closet? Explain.

36. math

. I am thinking of a whole number. If I divide it by 13, then multiply the answer by 12, then subtract 20, and then add 89, I end up with 93. What was my original number?

37. heeeeeeeeeeeeeelp Physics

A 15 kg, 1m wide door which has frictionless hinges is closed but unlocked. A 400 g ball hits the exact middle of the door at a velocity of 35 m/s and bounces off elastically, thereby causing the door to slowly swing open. How long in seconds does it take

38. French (again)

Could someone please correct the following sentences for grammar and spelling? Le mémorial et le cimetière Américain est un Américain mémorial pour le deuxième guerre mondiale. Au mémorial, vous pouvez prier et prendre des photos. Le Musée Airborne

39. Finance and literacy

A college professor's compensation package includes the total cost of a \$350-per-month health insurance plan, the total cost of a \$45-per-month life insurance plan, and a salary of \$65,000 per year. What is the yearly value of the compensation package?

40. calculus

For the function f(x) = 3x2 − 5x − 7. Find the rate of change of f(x) at x = 3

41. calculus

A manufacturer wishes to produce the most economical packaging for detergent. The containers need to hold 25litres and must be cylindrical in shape. What dimensions will ensure that the least amount of plastic is used to create the containers. (Note: the

42. Psychology

Drug addiction occurs when: A. an individual will lie about taking a drug. B. a drug no longer causes a person to get high, but they take it again. C. biological or psychological dependence on taking the drug develops. D. a person can be without the drug

43. economics

1. The south african government is not providing enough welfare of subsidies to the poor and underpriviledged - info. 2. what are welfare payments? 3. what are the costs & consequences of providing the subsidies & welfare? 4. Are there any welfare or

44. Math

Natureland Garden Center buys lawn mowers that list for \$679.95 less a 30% trade discount. What is the dollar amount of the trade discount?

45. Math

What is the net price of each Natureland Garden Center lawn mower?

46. Chemistry

Oxygen gas and hydrogen gas are used to synthesize dihydrogen monoxide. A lab group utilizes 1.00 liters of oxygen and 1.01 liters of hydrogen to create 0.75 grams of product. How many milliliters of product should the group have expected to get? What will

47. Introduction to Psychology

According to the James-Lange Theory, crying over spilled milk will result in:

48. Physics

A wheel and axle arrangement has an axle with a diameter of 25cm. A rope is wrapped around the axle and is supporting a load of 2 tonnes. 1)If the mechanical advantage of the system is 30, determine the diameter of the wheel. ANSWER = m 2)Determine the

49. physics

A rigid tank contains 38:0 kg of O2 gas at a pressure of 9:70 atm. If the oxygen is replaced by helium, how many kilogram of helium will be needed to produce a pressure of 8:00 atm?

50. Science

The galaxies in the universe are all flying away from each other. The speeds of nearby galaxies are proportional to the distance the galaxy is away from us. This relation, v=Hd is known as Hubble's law and the constant H is known as Hubble's constant. The

51. physics

You're quietly sitting by a street one day, enjoying the sun, when you notice a speeding car traveling at 20 m/s down the street. The driver notices that there's a stop sign in the street and hits the brakes 40 m before the stop sign, coming to a stop

52. Physics

A lady applies makeup using a concave mirror with a focal length of 10 cm. At a distance of 6 cm from the mirror, how large does her 4 cm wide eye appear? Solve mathematically

53. Math

ABCD is a parallelogram. E is a point on DC extended, such that D and E are on opposite sides of BC. Let AE intersect BC and BD at F and G, respectively. If AG=180 and FG=108, what is EF?

54. physical science

you do 16,000 j of work on a 45 kg box intitally going 11.8 m/s. How fast is it going now?

55. Math

solve 3^X=7 giving exact answer to the base 10

56. AP English Lit

Hi, I have a question that I'm stuck on. Do you know what kind of poem William Butler Yeats's poem "When You Are Old" is? That is, is it a sonnet or an epic or something else altogether? Please help! Here is the poem: When You Are Old When you are old and

57. statistics

Suppose you are trying to estimate the percent of women in a city. Other things being equal, a simple random sample of 0.1% of the population of a city that has 2,000,000 people is ________ as a simple random sample of 0.1% of the population of a city that

58. math

Mr.Edwards is now three times as old as his daughter, in 15 years' time the sum of their ages will be 86. a.)How old are they both now? b.)How old was Mr.Edwards when his daughter was born? Write and solve an algebraic equation or inequality for this

59. statistics

Suppose you are trying to estimate the percent of women in a city. Other things being equal, a simple random sample of 0.1% of the population of a city that has 2,000,000 people is ________ as a simple random sample of 0.1% of the population of a city that

60. Physics

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force

I(mass=80 kg) sit down in the center of a trampoline and the surface sinks down by a distance of 10 cm when I reach equilibrium. How far above the ground in m must the trampoline be placed so that if I jump onto the trampoline from a height of 3 m above

62. Physics

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force

63. chemistry

When a 4.00-g sample of KCN is dissolved in water in a calorimeter that has a total heat capacity of 1.797 kJ·K–1, the temperature decreases by 0.400 K. Calculate the molar heat of solution of KCN.

64. physics

An electron is accelerated from rest by a uniform electric field of 3310V/M that is vertically pointing up, if the electron is traveling 6200000m/s how far (m) has it traveled in the electric field?

65. Physics

I(mass:80kg) sit down in the center of a trampoline and the surface sinks down by a distance of 10 cm when I reach equilibrium. How far above the ground in m must the trampoline be placed so that if I jump onto the trampoline from a height of 3 m above the

66. economics

An individual who owns a share of a corporation and is entitled to part of its profits is a: A. director B. officer C. president D. stockholder

67. Physics

A 15 kg, 1m wide door which has frictionless hinges is closed but unlocked. A 400 g ball hits the exact middle of the door at a velocity of 35 m/s and bounces off elastically, thereby causing the door to slowly swing open. How long in seconds does it take

68. Math help needed

1. x^9 over x^2 (1 point) x^11 x^7 7 x^5 2. H^14 over h^5 (1 point) h^-9 1 over h^9 h^19 h^9 3. 4^4 over 4^6 (1point) –16 16 1/16 –1/16 4. 50 (1 point) 0 5 1 –5 Please I barely understand this but Ima try to put in what I think it is. MY answers: 1.

69. statistics

A gambling game pays 4 to 1 and the chance of winning is 1 in 6. Suppose you bet \$1 on this game 600 times independently.Find the expected number of times you win?

70. History

1)what aspect of the government of the chartered companies would be considered democratic? a)the assignment of a gouvernment b)the right to fail or succeed c)the beaver aristocracy d)the representative body e)the monopoly on the fur trade i put d 2)which

71. math

what is square root of 0.31428 from divison method.

72. math

what is square root of 0.31428 from divison method.

73. math

1. nathan is climbing 25ft ladder oeaning against a tree. the foot of the ladder is 15ft from the base of the tree, what is the measure of the angle the ladder makes with ground. 2.erin is flying an plan at 3000 ft high, she sees her house at 32 degrees

74. Physics

Take an average 82 kg pet frog, what's it weight on earth? What is it's weight on the moon?

75. pre algebra

I have a cube of 3 by 3 by 3 centimeters , I paint all the surfaces white. After that I'd take my saw, and saw it into cubes of 1 by 1 by 1. I will have 27 cubes after. How many will have no white color on any surface?

76. help with percents

what is 5% of a \$40.000

77. math

The lemonade recipe calls for 2 tablespoons or 1 ounce of food coloring for every gallon. How many cups of food coloring are there in 16 gallons of lemonade? Please help me and expalin.

78. Physics

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force

79. economics

Unions limit the operation of: A. democracy B. the justice system C. market forces D. the military

80. Chem

What is different about neutralization reactions that produce a neutral solution at the equivalence point and those that produce acidic or basic solution? I think it is the concentration of the reactants?

what is the square root of 0.31428 with explanation.by divison method.

82. algebra

(a1/2b)1/2(ab1/2) how to simplify expression and write with positive exponent

83. English

Can somebody please help me write a summary news lead using the story below. The lead may be no longer than 20 words and must be written in the active voice A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 p.m. yesterday

84. physics

if The magnitude of the nuclear spinangular momentum of a nuclei is 15 /2 units. Then what will be the value of I

85. math

1. the speed of light is 8.0x^8m/s in standard form that is? 2. the average size of a virus is 2x 10^-10 nanometers in diameter. how to write the number(s) given scientific notation in standard form. thank you

86. physics

if The magnitude of the nuclear spinangular momentum of a nuclei is 15 /2 units. Then what will be the value of I

87. Math-HELP PLEEEEAAASE

The volume of a cuboid is 1200cm^3, if the length is 20 cm, give two other pair of values that could be used for its width and height.

88. Computer Science

How we develop the game in C language?

89. economics

Explain three ways the workplace in the US has changed since the 50s.

90. math

How do i find a fraction between each pair of fractions ex. 1/8 and 1/4

91. Math

Sara is 24 years younger than Joe. Six years ago she was half as old as he was. How old is each now?

92. Grammar (Writeacher)( or Ms. Sue)

For each of the following sentences, choose the correct verb in parentheses, and write it on your paper. 1. Many of the ships that crossed the Atlantic Ocean during World War II (was, were) filled with supplies. 2. Most of the vessels (was, were) carrying

93. science

how i s fishing line measured

94. Physics

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force

95. Chemistry

If 50 mL of a saturated solution of KClO3 at 55¡ÆC is cooled to 15¡ÆC, calculate the mass of precipitate that will form

96. history

at the time the French controlled the middle part of North America the most important use of the Mississippi River and its tributaries was for a)fishing b)transportation c)natural boundary d)hydroelectric power e)irrigation i put b

97. math

4x^2+24x+128y-988=0 in standard form

what is the answer to: 6-(1/2+1/3)

99. English

1. I will go to a baseball game. 2. I like going to a baseball game. 2-2. I like going to baseball games. 2-3. I like going to the baseball game. 3. I like watching baseball games. 4. I will go to the baseball stadium to play baseball against the Tigers.

100. algebra

The class average on a math test was 75.5 and the standard deviation was 4.2. Find the z-score for a test score of 81

101. Creative Writing

I'm trying to explain something to one of my friends, and unfortunately, I'm not too good at that. Can someone help me explain (in a not-confusing way) WHY you put the comma in this sentence? [Millie, go get the papers off my desk.] or [What's wrong with

102. physics

How many calories of heat must be added to 455 g of steel to raise its temperature from 20 °C to 192 °C? (Note: csteel = 0.115 cal./g. °C.)

103. Physics

A mass m is attached to a weightless string of length L, cross section S, and tensile strength ( the maximum tension it can withstand ) T . The mass is suddenly released from a point near the fixed end of the string. What condition should be on the value

104. social studies

1. Name the five responsibilities of united state citizens? 2.System of sharing power in the government 3.Name the 6 criteria for becoming a naturalized citizen. 4.Purpose of checks and balances? Please help me!! thanks

105. Grammar (Ms. Sue)

Revise each of the following sentences, filling in the blank with the an appropriate pronoun. Draw an arrow from the pronoun to its antecedent. 1. The students are going ___ first trip to the fire station. 2. Julie and Sara brought ___ notebooks on the

106. chemistry

Explain how dispersion forces, dipole-dipole forces, and hydrogen bonds (intermolecular forces) affect the 2 states of matter using phase changes and heating curves. What is the effect on vapor pressure with dispersion forces, dipole-dipole forces, and

107. Integrals

Evaluate the integral of ∫(2x^2 −3)^2 dx

108. English

1. My summer house is in the fiel. I can take a walk. I can play hide-and-seek, too. I can have fun there. (No problem?) 2. I can raise cows and pigs in a pen. 3. I can pick wild flowers, wild strawberries and mushrooms there. 4. I can have a picnic there.

109. Mathematics Ms Sue help

You want to estimate the height of the Empire State Building. You start at its base and walk 15 m away. Then you approximate the angle from the ground at that point to the top to be 88 degrees. How tall do you estimate the Empire State Building to be?

110. algebra2

the denominator of a fraction is 3 less than twice the numerator. if the numerator is doubled and the denominator by 8, the resulting would be 2/3. find the original fractions

111. Mathematics Ms Sue help

How many calories of heat must be added to 455 g of steel to raise its temperature from 20 °C to 192 °C? (Note: csteel = 0.115 cal./g. °C.)

112. French

Hello! Could someone please read this report on my trip to Paris, and correct it? Thank you! Mon voyage en France était très amusant! Nous allé à Paris. Nous regardé l’églises, monté Le Tour Eiffel, et prendre plus des photos! Nous pris un bus à

113. English

e.g. I want to find out more about what happened. (What is the part of speech of 'more'? Is 'more' an object of 'find out' and a pronoun? Or is 'more' and adverb?)

114. Calculus

A particle moves in a straight line under a force such that its displacement s(t), in metres, at time t seconds, is given by s(t) = t3 − 5t2 + 3t +15 (i) Find the expression for the velocity of the particle. (ii) Find the time at which the particle is at

115. english

In the story a man called horse what does horse discover about himself and others in his years with the crows

116. Calculus

Find the derivative of the following function f(x)=(x-3/2x+3)^2

117. Precalc Math

Suppose you want to end up with \$5,000 in a bank account after 4 years earning a rate of 3.5% compounding monthly. How much would you have to initially invest? Round to the nearest dollar. Thanks a lot in advance!! :)

118. Civic

The main downside of political action committees is A. The powerful influence of PAC lobbies on legislation. B. their support of the military-industrial complex. C. their opposition to democracy. D. the corporate groups can outspend the citizen groups.

119. algebra

A rectangle has length of 14x^4 and a width of 7x^3. Find the area in square units.

120. intergrations

ind the volume of the solid that is obtained when the region under the curve y = 4 − x^2/6 is revolved around the y -axis between y = 0 and y = 4 .

121. Physics

A pair of eyeglasses is designed to allow a person with a far-point distance of 2.06 to read a road sign at a distance of 20.6. Find the focal length required of these glasses if they are to be worn 2.50 from the eyes.

122. Algebra

SR (2x+6)=2SRx

123. physics

An automobile and train move together along parallel paths at 20.3 m/s. The automobile then undergoes a uniform acceleration of −4 m/s2 because of a red light and comes to rest. It remains at rest for 19.4 s, then accelerates back to a speed of 20.3 m/s

124. Calculus

Find the derivative of the following function: f(x)= 10x-3/5x +6x

125. math

convert 2.37 with a reoccurring 37 into a decimal

126. math

The probability of an event is 20%. how many times should you expect the event to occur in the given number of trials? 1.15 trials 2. 40 trials 3. 75 trials 4. 120 trials

127. Applied Physics

An anchor holding a boat stationary on a river forms a 65 degree angle with the river bottom. The anchor line is 40 meters long. Assuming the river has a uniform depth, how deep is the river directly below the boat?

129. Calculus II

Find the sum of the series (infinity above sigma) signma and n = 4 3^n-2 divided by 2^2n-3 please I really need help on this

130. algebra

there are 30 students in the class the number of boys in 8 more than four times the number of girls.

131. english

Summary of the soft voice of the serpent

132. Physics

How much mechanical energy was lost during the ball's fall?

133. Chemistry

how many ml of .5M HCL are required to neutralize 600 mg of Mg(OH)2?

134. math

A balloonist leaves the ground and ascends 52 ft into the air, releases air, and descends 27 ft. Then, she turns on the gas burners again and ascends 71 ft. What is her height above the ground?

135. Calculus

Find and classify the relative maxima and minima of f(x) if f(x)= defint a=0 b=x function= t^2-4/(1+cos(t)^2) dt x^2-4/(1+cos(x)^2)= 0 x^2-4=0 x^2=4 x= +/- 2 So I got relative maximum as -2 and 2. And relative minimum as zero. However, when I graph it on

137. Math

How do you create a stem and leaf plot using data from a bar graph?

138. chemistry

When 3.54 g of a nonelectrolyte solute is dissolved in 675 mL of water at 24 °C, the resulting solution exerts an osmotic pressure of 913 torr.

139. Math

Fantasia Florist Shop purchases an order of imported roses with a list price of \$2,375 less trade discounts of 15/20/20. What is the dollar amount of the trade discount?

140. statistics

a company decides to add a new program that prepares randomly selected sales personnel to increase their number of sales per month. The mean number of sales per month for the overall popualtion of sales people at this national company is 25 with a standard

141. Grammar (Ms. Sue)

For each of the following sentences, select the correct pronoun in the parentheses, and write it on you paper. 1. All of us can give some of (our, their) time to volunteering. 2. One of my friends volunteers (his, their) time to work on the ambulance

142. math

Zaid will travel from Boston to Washington, D.C. If the trip is 600 miles, about how fast will he have to go to get there in 10 1/2 hours?

I'm having a hard time in math, and every time I start my test my eyes glaze over. Can anyone please help me out? (9m+6)+(-5m-6) (3r^2+7r+1)+(4r^2-8r-2) (6h+1)-(9h+4) (-7w^2-2w-1)-(-5w^2 +3w-2)

144. chemistry

How many grams of carbon dioxide will form if 4.4 g of propane reacts with 16.0 g of oxygen producing 7.2 g of water?

145. english

Hawthorne's greatest work is generally considered to be

146. eonomics

Unions limit the operation of: A. democracy B. the justice system C. market forces D. the military

147. economics

Workers with higher amounts of human capital tend to: A. demand less benefits B. earn higher wages C. have fewer jobs D. earn lower wages

148. Geometry 1

Which of the following does not always bisect at least one side

149. Physics

Two blocks are in contact on a frictionless table. A horizontal force F is applied to M2, as shown. If M1 = 1.06 kg, M2 = 3.80 kg, and F = 4.85 N, find the size of the contact force between the two blocks. If instead an equal but oppositely directed force

150. Maths

How many rational numbers in the interval (0,1) , when expressed in lowest terms, have denominators less than or equal to 10

I'm having a hard time in math, and every time I start my test my eyes glaze over. Can anyone please help me out? (9m+6)+(-5m-6) (3r^2+7r+1)+(4r^2-8r-2) (6h+1)-(9h+4) (-7w^2-2w-1)-(-5w^2 +3w-2)

152. economics

An individual who owns a share of a corporation and is entitled to part of its profits is the: A. director B. officer C. president D. stockholder

153. Government

What are the 5 types of congressional power and give an example or each. my teacher said something about expressed, implied, denied, legislative, and non legislative but i am kinda confused on the examples.

154. math

Kathy DesMaris has a rectangular field that is 644 feet wide. One portion of the field is 5x feet long. The other portion of the field is 8y long. Use the distributive property to find an expression for the area of this field.

can you check this for me : For those who graduate from high school, get a full-time job, and marry before they have their first child, the probability that they will be poor is 2%. But, if those things are absent, 76% will be poor.” a) What is the

156. physics

Root x +x square=y

157. Grammar (Ms. Sue)

Rewrite the sentences below that contain errors in pronoun-antecedent agreement. If a sentence is correct, write "correct." 1. Max is learning skills that you need to be an astronaut. 2. Some of my friends wrote to NASA in his spare time to find out how to

158. French

Just a quick question... how do you do futur proche in French?

159. physics

Root x +x square=y

160. Math

9. 5/6 divided by 1/3=2 1/2 11. 1/2 divided by 3/5= 5/6 13. 7/12 divided by 5/6=7/10 15. 3/8 divided by 9= 3 3/8 17. 2/5 divided by 4/7=7/10 19. 6/7 divided by 3/11= 3 1/7 21. 5/6 divided by 5/12=2 23. 7/9 divided by 1/7= 5 4/9 25. 3/5 divided by

161. Math

Fantasia Florist Shop purchases an order of imported roses with a list price of \$2,375 less trade discounts of 15/20/20. What is the dollar amount of the trade discount? Answer: 1306.25 4. Using your answer to the question above, what is the net dollar

162. Pre-calculus...

How do you remove the 2 pi in this problem? csc 19pi/4 remove 2 pi -> (8pi/4) -> 11pi/4 -> 3pi/4 >> i really don't know how do they the 2 pi twice so it would become 8pi. Please help me!

163. World Geography

The Prime Meridian and other imaginary north-south lines measure

164. economics

Which of the following is an example of market size affecting demand? A. Restaurant visits drop after a causes a city to be evacuated. B. A computer chip maker moves to a town and hires hundreds. C. After a team wins the World Series, it becomes a fad to

165. Chemistry

Is electroplating an industrial electrochemical process? What would be an industrial electrochemical process?? electric generator or electrolysis?

166. Physics

How long (in seconds) would it take a sound to travel underwater across the San Francisco Bay at its widest point of 19 000 meters?

167. inorganic chemistry

silt is an example of ........ Hydride

168. physics

An 80 kg crate was slowed to a stop when a frictional force of 160 Newtons was applied. It was originally traveling at 5.5 m/s. What distance did the box travel before it came to a stop? m. Round to first decimal.

169. economics

Explain the economic logic behind Opec's decision to reduce output

170. spanish

como te llamas

171. Chemistry

Oxygen gas and hydrogen gas are used to synthesize dihydrogen monoxide. A lab group utilizes 1.00 liters of oxygen and 1.01 liters of hydrogen to create 0.75 grams of product. How many milliliters of product should the group have expected to get? What will

172. economics

Which is most likely to have an inelastic demand? A. an expensive sports car B. experimental cosmetic surgery C. organic fruits and vegetables D. an effective cancer-fighting drug

173. Stats

The census figures show that the average income for a family in a rural region is approximately \$34,860 per year. A random sample has a mean income of \$33,566 per year, with a standard deviation of \$1,245. At a sig. level of .0.01 is there enough evidence

174. Lang Arts - HELP!

"The magic might die by the first of September, but now in late June there was still plenty of magic, and shoes like these could jump over trees and rivers and houses. And if you wanted, they could jump over fences and sidewalks and dogs." 1. What effect

Hi I need help on how many outcomes are possible for these? For breakfast choices possibilities. I tried, but I feel like I am not getting it. Coffee (c) orange Juice (o) scarmabled (s) hard boiled (h) poached (p) bagel (b) toast (t) Please help??

176. Math

5. 1/3 divided by 2/5=5/6 6. 1/9 divided by 1/2=2/9 7. 2/3 divided by 1/4=2 2/3 8. 1/2 divided by 3/4=2/3 9. 4/5 divided by 2=2/5 10. 4/5 divided by 1/10=8 11. 5/12 divided by 5/6=1/2 12. 9/10 divided by 3= 3/10

177. English

I urgently need someone to check this summary of O. Wilde's The nightingale and the rose. Thank you very much in advance. 1) Oscar Wilde's work titled "The Nightingale and the Rose" is a fairytale. Wilde begins the fairytale with a central character who is

178. social studies

Are there any websites which show whether or not Taiwan will be able to achieve complete independence from China?

179. accounting 2

Peason began 20xx with 30,000 \$1 common shares issued and outstanding.paid in captial in excess of par was \$25,000 and retained earnings were \$175,000 net income for 20xx was \$22,000.

180. algebra 1

Circle the most appropriate description. 27.A city planning commitee surveys 100 people waiting at a bus stop about the expansion of the public transportation system. Random Sample,systematic sample,self-selected sample, convenience sample, bipartisan

181. programming

a) Define a Cat class. A Cat has name. Define two constructors, one with no argument and another with the name as its argument. Initialize the name to a default value Unknown for the zero-argument constructor. b) Create a main class. In main class, create

182. Grammar (Ms. Sue)

Rewrite the sentences below that contain errors in pronoun-antecedent agreement. If a sentence is correct, write "correct." 1. Some of my friends wrote to NASA in their spare time to find out how to become an astronaut. 2. Either civilians or military

three of every seven sales tranactions at dallar discount are credit what percent of the tranaction are not credit sales?(round to nearest tenth)

184. probability

a spinner has 5 sections and is spun 40 times. it lands on 2 six times. What is probability of spinning a 2?

185. Math

This is about variables. The problem is d/2.5 - 3.4 = 4.6. What are the steps in finding out what the d is?

186. math calculus

The demand function for a product is given by p = 10,000(1 − (5/5 + e^−0.001x)) where p is the price per unit (in dollars) and x is the number of units sold. Find the numbers of units sold for prices of p = \$1000 and p = \$1500.(Round your answers to

187. Math 208

nico is saving money for his college education. He invests some money at 6%, and \$1400 less that that amount at 5%. The investments produced a total of \$172 interest in 1 yr. how much did he invest at each rate?

Solve for t. (Round your answer to two decimal places. (2 − (2.479/35))^7t= 29

Can someone help me answer this? Determine F ' (x) and F ' (1) if F(x) = integral sign lower limit = 4, upper limit = x 4t^10 (2 t^(1) 0 + 8 ln t) ^4 dt a) F ' (x) = b) F' (1) =

190. english

I urgently need help on talking about the role of fear in Frankentein and The Lords of Discipline. I have to do a presentation where I talk about is fear in these works and need a lot of information. Please help!

191. Math

13. 3/4 divided by 7/12= 1 2/7 14. 9/10 divided by 9=1/10 15. 2/3 divided by 5/8=1 1/15 16. 4 divided by 7/9= 5 1/7

192. Algebra

A triangle has an area of 60 in^2. Its base is 10 inches and its height is √x inches. What is the value of x? What is the height of the triangle? Please show all work that you use to determine your answer. (Hint: The formula for the area of a triangle is

1- the vinegar soltion sold in the store is about 5% acetic acid. Assuming that the solution has a density of 1.01 g/mL, calculate the pH of vinegar.

1- Calculate the equilibrium concentration for H+, HSO4- and SO4^2- , given a .150M H2SO4 solution. the Ka for HSO4- is 1.20*10^-2

195. computer literacy

Is email dead for teenagers? Explain.

196. economics

A producer would have an added incentive to enter a market if the: A. prices for microwave oven sharply decreased. B. price for tennis shoes sharply increased C. supply of apples increased, causing a surplus D. supply of cell phones satisfied consumer

197. ashford unversity

Which of the following is true regarding an SEP?

198. Grammar (Writeacher)(Ms. Sue)

Revise each sentence below to correct an error in pronoun-antecedent agreement. Underline the pronoun that you have substituted and its antecedent. 1. A police officer is highly trained to perform their duties. 2. Neither Caroline nor Jessica has decided

199. psych hw help

can you check this for me : For those who graduate from high school, get a full-time job, and marry before they have their first child, the probability that they will be poor is 2%. But, if those things are absent, 76% will be poor.” a) What is the

200. Science

A 15 kg, 1m wide door which has frictionless hinges is closed but unlocked. A 400 g ball hits the exact middle of the door at a velocity of 35 m/s and bounces off elastically, thereby causing the door to slowly swing open. How long in seconds does it take

201. Pre-algebra

Sara is 24 years younger than Joe. Six years ago she was half as old as he was. How old is he now?

202. Science

Fortune teller's use crystal balls to see the future. A fortune teller has a crystal ball with an index of refraction of 1.5 and diameter of 0.2 m. You sit on one side of the ball and the fortune teller sits on the other. She holds up a small red jewel on

203. maths

what are the applications of maths in our daily life

204. math

the americans with disabilities act requires wheelchair ramps no greater than 1 over 12 or 1/12 .whta is the minimum horizontal length 2-foot-high ramp can have?

205. Math- Precalculus

Write the expression as the sine, cosine, tangent of an angle (in radians.) (tan(pi/5)-tan(pi/3))/(1+tan(pi/5)tan(pi/3))

206. PSY210 Psychological Statistics

Simply reporting measures of central tendency or measures of variability will not tell the whole story. Using the following information, what else does a psychologist need to know or think about when interpreting this information? A school psychologist

207. Math

A fence is 20 ft long. it has posts at each end and at every four feet along its length. how many fence posts are there? Draw a picture.

208. Algebra

An object is fired vertically upward with an initial speed of 68.6 meters/second. After t seconds, the height is shown by y = -4.9 t^2 + 68.6 t meters. Given that this object has an initial speed of 68.6 m/s, what is the maximum height it will reach? How

209. chem

determine the mass (g) of SO2 that is produced byt the reaction of 15g of CS2 according to the following equation: CS2 + 3O2 = CO2 + 2SO2

210. Math

It takes pipe A 14 days to fill the fish pond. It takes pipe B 18 days to fill the same pond. Find out how pond it takes both pipes working together to fill the pond

211. Dear Jiskha

Dear Jiskha, I really need help with some things and I am able to help other people with things but every time I try to make a post, it just goes to the current questions page. I believe it is because I was banned again. Please can I have one more chance?

212. Pre-Calculus

A surveyor measures the distance between buildings X and Y as 200 feet. The angle of elevation from the base of X to the top of Y is 25 degrees. What is the height of building Y?

213. Math

lee and his family are planning a hiking trip on the Appalachian trail. they are packing food in 2lb bundles. how many bundles can they make with 36 lb of food? write a number sentence to help you solve this problem.