# Questions Asked onMay 27, 2014

1. ## Physics

A 69.5kg football player is gliding across very smooth ice at 2.15m/s . He throws a 0.470kg football straight forward. A) What is the player's speed afterward if the ball is thrown at 16.0m/s relative to the ground? B) What is the player's speed afterward

2. ## poetry

Poem. DayBreak Q.1 Who does the wind address to? Q2. "The night is gone,"What does the. world 'night' refer to ? Q3. What does the poem describe? Q4. "Not yet! In quiet-lie".What is the meaning of this line? Q5. What does the title of the poem symbolise?

3. ## Math Homework: Check Answers

1. Suppose you earned 8t - 3 dollars on Monday and 6t + 5 dollars on Tuesday. What were you total earnings? Simplify your answer. A) 2t + 2 B) 2t - 8 C) 14t + 2 D) 14t - 8 Answer: A 2. f^2 • f^4 A) (2f)^8 B) (2f)^6 C) f^8 D) f^6 Answer: D 3. 100^12/100^8

4. ## physics

Find the required angular speed, ω, of an ultracentrifuge for the radial acceleration of a point 2.00cm from the axis to equal 6.00×105 g (where g is the acceleration due to gravity).

5. ## Math

Q1. A population has a mean of µ = 80 with σ = 20. a. If a single score is randomly selected from this population, how much distance, on average, should you find between the score and the population mean? 20 because the standard deviation is 20 b. If a

6. ## English III HELP ME PLEASE

Please tell me which ones are wrong and the corrections The War of the Worlds by H. G. Wells  But who shall dwell in these worlds if they be inhabited? Are we or they Lords of the World? And how are all things made for man?- KEPLER (quoted in The

7. ## Chemistry

At a temperature of 23.0 degrees celcius, and a pressure of 2.25 bar what volume would 23.0 g of a compound in the gaseous state with a molecular mass of 207 g/mol occupy?

8. ## Cosine Law NEED HELP QUCIK

The minute hand of a clock is 12 cm long, and the hour hand is 10cm long. Determine the distance between the tips of the hands at 9:30pm, to the nearest mm. The answer is 17.5 cm I need to work on how to get to that answer!

9. ## Physics

A 97kg astronaut and a 1100kg satellite are at rest relative to the space shuttle. The astronaut pushes on the satellite, giving it a speed of 0.13m/s directly away from the shuttle. Seven and a half seconds later the astronaut comes into contact with the

10. ## math

mike is playing cars with his sister when he draws a card from a pack of 35 cars number from 1 to 35. what is the probability of drawing number that is divisible by 5?

11. ## Finance

Carter's preferred stock pays a dividend of \$1.00 per quarter. If the price of the stock is \$45.00, what is its nominal (not effective) annual rate of return?

12. ## IB Maths SL

let f(x)= (g(x)/h(x) where g(2)=18, h(2)=6, g'(2)=5 and h'(2)=2. Find the equation of the normal to the graph of f at x=2.

13. ## Chemistry

CH3−CH2−CH2−O−CH2−CH2−CH2−CH2−CH3 Spell out the full name of the compound

14. ## trig

earth is 149 600 000 km from the sun. this distance is equal to 1 A.U (astronomical unit). Mars is seen form earth to make an angle of 68degrees with the sun. a) draw a diagram and label b)how far are earth and mars c) do you think the distance between

15. ## algebra

Choose a natural number between 1 and 100, inclusive. What is the probability that the number chosen is not a multiple of 5? (Enter the probability as a fraction.) Thank you it is appreciated.

16. ## Physics

A rock is thrown directly upward from the edge of a flat roof of a building that is 56.3 meters tall. The rock misses the building on its way down, and is observed to strike the ground 4.00 seconds after being thrown. Take the acceleration due to gravity

17. ## Physics 2

four equal-magnitude (4uc)charges are placed at the four corners of a square that is 20cm on each side.find the electric field intensity at the center of square , if the charge are all positive.

18. ## trig

From a rock ledge the angle of elevation to the topof a treeis 25 degrees. The angle of depression to the bottom of the tree is 10 degrees. Find the heightof the rock ledgeto the nearest tenth and find the height of the tree to the nearest tenth

19. ## math

Aislyn decides to research attendance at sporting events for her project. She finds data on average attendance per game at San Diego Chargers (CA) football games and at Dallas Cowboy (TX) football games. The table shows the average attendance for each team

20. ## Pre ALgebra

If a pizza with a diameter of 12 inches costs \$10.99, based on area, about how much should a 15-inch pizza cost? (Hint: Be sure to use the area of the pizza in your proportion, not the diameter.)

21. ## math

The slope of a ramp leading into a grocery store is 1:6. What is the angle of elevation of the ramp?

22. ## English III

The War of the Worlds by H. G. Wells  But who shall dwell in these worlds if they be inhabited? Are we or they Lords of the World? And how are all things made for man?- KEPLER (quoted in The Anatomy of Melancholy) BOOK ONE: THE COMING OF THE MARTIANS

23. ## maths

A girl has 98 beads,and all but 14 were lost.how many beads did she loose

24. ## Health

nutrition is the process of the body using foods that we eat in order to sustain life true or false

25. ## Physics

A jet engine produces a sound level of 150 dB from a distance of 30 m (assuming spherical dissipation). The average human ear has an effective area of 12.0 cm2. What is the sound level at 60 m from a jet engine is? What would the power intercepted by an

26. ## Macroeconomic

All of the following statements are true of the Federal Reserve EXCEPT: A. Acts as the central bank for all countries in the world. B. Along with the Board of Governors, the chairperson of the Federal Reserve determines monetary policies and strategies

27. ## Economics

2. If Congress has determined that the budget will not be completed by September 30, it should _____. prepare appropriations bills to be reviewed by the President shut down the federal government pass legislation for emergency funding send a notice to the

28. ## Essay

The War of the Worlds by H. G. Wells  But who shall dwell in these worlds if they be inhabited? Are we or they Lords of the World? And how are all things made for man?- KEPLER (quoted in The Anatomy of Melancholy) BOOK ONE: THE COMING OF THE MARTIANS

29. ## algebra

Suppose that the odds in favor are 12 to 1 that a man will be bald by the time he is 60. State this as a probability. (Enter the probability as a fraction.) P(a man is bald by 60) Thank you

Three fair coins are tossed. What is the probability that at least one is a head? (Enter the probability as a fraction.) I came up with 7/8 Thank you

31. ## Science

1.How are continental glaciers different from valley glaciers? C. Continental glaciers flow in all directions as they move, while valley glaciers mice down slopes already cut by rivers 2. How does the process of plucking cause erosion D. Rocks are mixed

32. ## algebra

Find the requested probability. P(A) if P(A) = 0.6. the first A has a line over it. than the P (A) line over it Thank you for you time it is appreciated on this end believe me

33. ## calculus

Evaluate the following integrals using the given substitutions. (a) (3x^2 + 10x)dx/(x^3 + 5x^2 + 18 , substitution u = x3 + 5x2 + 18; (b)(14x + 4)cos(7x^2 + 4x)dx,substitution u = 7x^2 + 4x.

34. ## history

How was the appointment of two Consuls during the Roman Republic an example of a democratic principle? A. One Consul represented patricians and one represented plebeians, so that all citizens had representation. B. Each Consul had control over the same

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35. ## physics

A damp washcloth is hung over the edge of a table to dry. Thus, part (mass = mon) of the washcloth rests on the table and part (mass = moff) does not. The coefficient of static friction between the table and the washcloth is 0.350. Determine the maximum

36. ## Writing

Which word creates a transition that would introduce a summary or conclusion? (4 points) In addition Altogether Admittedly Initially *I think D but I am not sure, maybe B. Which word creates a transition that establishes chronological order? (4 points)

37. ## math

factorize :x2-2X+xy-2y

38. ## math

Write the number of permutations in factorial form. Then simplify. J K L M N O P 7! 720 8! 40,320 7! 49 7! 5,040 I think it is d.

39. ## Physics

Help me with this please When a 20 V battery is hooked up to a 10 Ω resistor in a circuit, how much current flows through the circuit? 0.5 A 2 A 20 A 200 A

40. ## FIN320

You hold a diversified \$100,000 portfolio consisting of 20 stocks with \$5,000 invested in each. The portfolio's beta is 1.12. You plan to sell a stock with b = 0.90 and use the proceeds to buy a new stock with b = 1.80. What will the portfolio's new beta

41. ## algebra/Can you see if I am right

A single card is drawn from a standard deck of cards. Find the probability if the given information is known about the chosen card. A face card is a jack, queen, or king. P(face card|king) 4/52 Thank you

42. ## algebra/geometry

How do you do the diamond or the t-chart to find the possible values of x... x^2 -3x-28 ??? I don't remember how to....

43. ## math

a man standing on ground level is 1000 feet away from the base of a 350 feet tall building. Find,to the nearest degree,the measure of the angle of elevation to the top of the building from the point on the ground where the man is standing? How do you solve

44. ## math

there are 4 boys at the park. some boys join them. now their 16 kids at park. how many boys joined them?

45. ## Statics

A spring at rest has a length of 3 inches, when force F with a magnitude of 23 lbf is applied the spring stretches to a length of 5 inches. What is the spring constant (k)?

46. ## Math

How to expand, then evaluate, and simplify this log question: logbase7 (49( 3sqrt x^5)) I put the brackets in myself, I there were originally no brackets nor spaces in the question

47. ## language

what is the name of the best beach in New York?

48. ## Physics

A 69.5kg football player is gliding across very smooth ice at 2.15m/s . He throws a 0.470kg football straight forward. A) What is the player's speed afterward if the ball is thrown at 16.0m/s relative to the ground? B) What is the player's speed afterward

49. ## histoy

Which of these reflects a democratic principle? A. Once appointed, a Roman senator could stay in office for life. B. Patricians had certain rights that plebeians did not have. C. Roman citizens gathered to vote at legislative assemblies. D. Some Roman

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50. ## math help plzzz

Solve the inequality then graph the solution set on real number line. (2/5x)>7 2(x+7)-4>5(x-3)

51. ## math

Find the total surface area of the right cylinder. H= 12 and r = 7

52. ## ALGEBRA! URGENT. Check Answers!

1. 18x^2 + 6 + 4x - 15x^2 - 4 + 13x Answer: 3x^2 + 17x + 2 2. 3x^2 + 6 - 2x + 5x - 4x^2 + 9 Answer: -x^2 + 3x + 15 3. 3x^2 + 5x - 7x + 3 - 5x^2 + 2 Answer: -2x^2 + 2x + 5 4. In the expression -7x - 3x^2 + 5. What is the coefficient of x? Answer: I think

53. ## Geometry

Ann went on a 10 hour bicycle trip. The graph models the relationship between the time and the total distance traveled by Ann. The table shows selected points on the graph. T=0,1,4,7,10 d(t)=0,3,5,5,10 draw a graph of anns speed in mph in terms of the time

54. ## physical science

A machine is supplied energy at a rate of 4,000 W and does useful work at a rate of 3,760 W. What is the efficiency of the machine?

55. ## geometry

The base of a right triangular prism is a right isosceles triangle whose equal sides measure 25 cm. each. The volume of the prism is 7.5 cubic meters. Find the height of the prism.

56. ## history

How was the appointment of two Consuls during the Roman Republic an example of a democratic principle? A. One Consul represented patricians and one represented plebeians, so that all citizens had representation. B. Each Consul had control over the same

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57. ## Algebra Last question for tonight

An oil-drilling company knows that it costs \$25,000 to sink a test well. If oil is hit, the income for the drilling company will be \$395,000. If only natural gas is hit, the income will be \$125,000. If nothing is hit, there will be no income. If the

58. ## Physics

A 275-gram ball bounces off a wall. The ball stays in a horizontal plane throughout the motion. The ball strikes the wall with a speed of 4.50 m/s at an angle of 𝜃 = 35.0o relative to the wall and rebounds with the same speed at the same angle. If the

59. ## Science

According to the following thermochemical reaction, how much energy is involved in the reaction of 18.5 g of NaHCO3? Is the reaction endothermic or exothermic according to how the thermochemical equation is written? 2NaHCO3(s) + 129 kJ → Na2CO3(s) +

60. ## please!!! i really need help!!! - English

in "the king is dead, long live the king" by Mary E. Coleridge, what are some character traits of the king?

1. x^16/x^3 x^16/3 x^48 x^19 x^13** 2. 4^4 • 4^6 4^2 4^6** 4^10 4^24 3. 4^4 • 4^44 4^176 4^48 4^40** 4^28 4. 3^4/3^4 Write the value of the expression. 3 0 1 4** 5. 3^3/3^6 1/27** 1/9 9 -27

62. ## algebra

Find all roots of the equation z^5 = i, i.e. ﬁnd the ﬁve values of i^1/5 and show them on an Argand diagram.

63. ## English

What food represents bravery? (Someone who is brave)

64. ## math

what other shapes can form with 24 metres

65. ## English

1. The fact that one person usually pays for everybody is changing these days. 2. That one person usually pays for everybody is changing these days. ------------- Are both grammatical?

66. ## Chemistry

Complete and balance the following (CH3)2NH(aq)+CH3COOH(aq)→ CH3CH2NH2(aq)+HBr(aq)→ CH3NH2(aq)+HCOOH(aq)→

67. ## English III

Franklin Roosevelt's "State of the Union Address, 1941," excerpt ( ) For there is nothing mysterious about the foundations of a healthy and strong democracy. The basic things expected by our people of their political and economic systems are simple. They

68. ## chem

which complementary functional group from dopamine would need to be present in the receptor for the interaction to occur.

69. ## English III

The War of the Worlds by H. G. Wells  But who shall dwell in these worlds if they be inhabited? Are we or they Lords of the World? And how are all things made for man?- KEPLER (quoted in The Anatomy of Melancholy) BOOK ONE: THE COMING OF THE MARTIANS

70. ## Physics

A block with mass M = 5.00 kg rests on a frictionless table and is attached by a horizontal spring (k = 130 N/m) to a wall. A second block, of mass m = 1.25 kg rests on top of M. The blocks are displaced by 10 cm then released. If the coefficient of static

71. ## History

How did George Washington become a founding father?

72. ## trig

A road has a 10% grade (slope). To the nearest degree what is the angle of elevation of the road? should I use sin?

73. ## Chemistry

The motor is connected from it's battery and used as a generator.On the axes(vertical is amps and horizontal is time) show the type of current it provides when it is rotated through 2 complete revolutions

74. ## Chemistry

When magnesium hydrogen carbonate reacts with sulfuric acid, would you consider that an exothermic reaction because it forms CO2 (gas)?

75. ## when did child labor start and end in america

pls someone give me an exact year. that's it, i don't need any backstory. it doesnt have to be specific just round it up, like just say 1900's when did child labor start and end in america? pls helps asap!!!!!

76. ## math

write an equation of the line containing the given point and parallel to the given line (2,-5);3x-4y=9

77. ## physics

The three objects in the drawing are connected by strings that pass over massless and friction-free pulleys. The objects move, and the coefficient of kinetic friction between the middle object and the surface of the table is 0.100. (Assume m1 = 12.2 kg and

78. ## math

Where K is a constant to be determined. If it took Ian 45 minutes to exit the stadium when there were 5,000 people who drove and 1,500 people who took public transportation, how much time will it take Ian to exit if there are 12,500 people who drove and

79. ## maths

Solve log(5x-1) = 2 + log(x-2)

80. ## general chemistry

how to calculate molarity?

81. ## Algebra 1--Please, help me! (Steve)

Mulitiply. Simplify your answer. 1. 3r^2t/6st^3 x 2r^2s^3t^2/8r^4s^2 Add or subtract. Simplify your answer. 2. x^2 + x/x^2 + 3x + 2 + 3/x + 2 3. The Escobar family went on a car trip. They drove 100 miles on country roads and 240 miles on the highway. They

82. ## physics

What is the maximum walking speed of an adult man whose legs are each 0.90 m long?

Determine whether each value of x is a solution of the inequality 4x-5

84. ## math

A ladder on the west coast trail on Vancouver island BC, has a slope of 16 over a run of 3 m. What is the Verticle distance covered by the ladder?

85. ## trig length

To secure a 610-meter radio tower against high winds, guy wires are attached to a ring on the tower. The ring is 7 meters from the top. The wires form a 69o angle with the ground. To the nearest hundredth meter find the length of the guy wire

86. ## Chem

When 1.10 mol of NaOH is added to 1.00 L of 0.30 M HCl the pH of the resulting mixture is: a) 0.52 b) 0.70 c) 1.00 d) 13.30

87. ## math

Determine whether each value of x is a solution of the equation 7-3x=5x-17 a. x- -3 b. x-0 c. x-8 d. x-3 Helppp!!!!!

88. ## Calculus

Let t be some ﬁxed real number. Find the volume of the region bounded by y =1/x and the y = 0 on the interval [1, t] rotated about the x-axis. What happens as t → ∞?

89. ## biology plz help

Holly knows from talking with Renee that genes control traits and are determined by the sequence of nucleotides. When that sequence of nucleotides is altered for some reason during DNA replication, it can lead to the gene being expressed in a different way

90. ## hectorr

Solve the fractional equation check yur solution 3[2x-(x+7)]=5(x-3)

91. ## Science

Can anyone help me with some topics to write about on what chemistry has to do with mechanical engineering. Anyone's help would be appreciated because I really need to finish this 10 page research paper.

92. ## MATH PLZ

you accept a new job with a starting salary of \$34,800. You are told you will receive an annual raise of least \$1,500. What is the maximum number of years you must work before your annual salary will be 45,000? (** SHOW WORK SO I CAN KNOW HOW YOU GOT THE

93. ## English III

If the writer paraphrases an opinion that she has read rather than reached independently, she is not required to cite the source. True or False?

94. ## science

For the following question, refer to the text below, from the Twelve Tables, Table 1: 6-9. When the litigants settle their case by compromise, let the magistrate announce it. If they do not compromise, let them state each his own side of the case, in the

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95. ## English

in "the king is dead, long live the king" by Mary E. Coleridge, what are some character traits of the king?

If m

97. ## science

HOW COME MANY KIDS AREN'T ALOUD TO TALK ABOUT GOD IN SCHOOLS? and evolution still doesn't makes sense.

98. ## PLS HELP URGENT

Only one of the following reactions occurs. HCl + F HF + Cl For the one that does occur which side is favoured? Explain WHY the other reaction will not occur.

99. ## math

A ladder is leaning against the side of a house and forms an angle of 66o with the ground. The foot of the ladder is 11.3 feet from the base of the house. Find the length of the ladder to the nearest foot.

100. ## HeLP MATH !!!!

The annual sales S (in billion of dollars) of oracle corporation from 2004 through 2009 can approximated by linear equation S=2.903t-1.98, 4 < t < 9, where t represent the year,with t=4 corresponding to 2004.use the model estimate the year in which oracles

102. ## science

dilution of a vinegar solution 10x?

103. ## Calculus

Find all values for c in the intercal (1,4) so that the slope of the tangent line at (c,f(c)) equals the slope of the secant line through (1,1/3) and (4,2/3) where f(x) = x/(x+2) 1

104. ## math problem

In DABC, what could the 7 shown in the ratio sin A = 7/9 represent? A) the length of the adjacent side of angle B B) the length of the opposite side of angle A C) the length of the hypotenuse of a right triangle D) the length of the adjacent side of angle

Solve the inequality then graph the solution set on real number line. (2/5x)>7 2(x+7)-4>5(x-3)

106. ## Physics

I'm confused with this one, here's what i got 45.0 v/ 40.0Ω = 1.125 A is the answer b? A 10.0 Ω resistor is in parallel with a 30.0 Ω resistor and supplied by a 45.0 V battery. What is the total current drawn from the battery? 0.003 A 1.10 A 6.00 A 338

107. ## math

length of blanket is 80 inches and width is 60 inches,how long the border has to be to go around the edge of the blanket?

108. ## Math

The surface area of the sphere is 20.25pie square centimeters. What is the diameter of the sphere?

109. ## English Lit

Help I have no clue!!! A novel is an example of what type of source? Secondary, biased, tertiary, primary

110. ## Physics, am i right?

A 10.0 Ω resistor is in parallel with a 20.0 Ω resistor and supplied by a 9.0 V battery. What is the current passing through the 20.0 Ω resistor? (Points : 1) 0.45 A 0.90 A 1.35 A

111. ## physical science

A machine is supplied energy at a rate of 4,000 W and does useful work at a rate of 3,760 W. What is the efficiency of the machine? A. 92 percent B. 94 percent C. 97 percent D. 96 percent

112. ## Cosine Law NEED HELP QUCIK

For the next three questions, choose which is the most appropriate method to solve the problem, explain your answer. a) SOACAHTOA b) The Sine Law c) The Cosine Law d) The problem cannot be solved without further information 1) Yachts in a race have to sail

113. ## probability

I am lost. How do I figure this out? I know there are 2 ways to get the sum of 5 but do I count it backwards too? 1+4 4+1. How do I know how many sums? Joe rolled two fair number cubes that have faces labeled 1 to 6 each. He rolled the two cubes 180 times.

114. ## Algebra 1--how am I suppose to graph this?!

Jeff builds model train layouts. He has \$75 to spend on packages of miniature landscape items. He receives 6 free packages with each other. The number of packages that Jeff can buy is given by y = 75/x + 6, where x represents the cost of each package in

115. ## Algebra 1--How Am I Supposed to Solve This?!

Suppose a cone and a cylinder have the same radius and that the slant height l of the cone is the same as the height h of the cylinder. Find the ratio of the cone's surface area to the cylinder's surface area. Area of cone: S = πrl + πr^2 Area of

117. ## English

1. I don't know who I should hire. 2. I don't know who to fire. 3. I don't know whom I should hire. 4. i don't know whom to hire. ------------ Which ones are grammatical?

118. ## English

1. I want to learn what to drive. 2. I want to learn which to drive. 3. I want to learn whom to drive. 4. I want to learn that to drive. ---------------------- Which ones are grammatical? #4 is wrong,right?

119. ## English

1. I don't know why to do that. 2. I don't know why I should do that? ------------ Does #1 mean #2? Is #1 correct?

120. ## algebra 2 and Trigeonomerty

a bag contains 12blue, 10 green and 6 red and 2 white marbles. a) If you draw 3 marbles without putting them back, what is the probability that all 3 are blue? 12/30 * 9/27 =0.133? b) If you draw 2 marbles without putting them back, what is the probability

121. ## Chemistry

I seriously need help. 1) What is the pOH of a strong acid with a pH of 2? 2)What is the molarity of a strong acid equal to?

122. ## math

A solid sphere of radius Xcm is placed in a cylinder of radius 2Xcm and height 2Xcm. The cylinder is then filled with water to the brim and the solid gently withdrawn. Find d volume of d water in d cylinder in cm3

123. ## maths

A man was born 29th of febraury 1983. How many birthdays has he celebrated after his birth till date

124. ## histry,life scince,geography nd maths literecy

i passed ma matric last year and i would like to knw whch couse can i take nd where can i do it.i'mfrm limpopo around polokwane

125. ## Physics

A 69.5kg football player is gliding across very smooth ice at 2.15m/s . He throws a 0.470kg football straight forward. What is the player's speed afterward if the ball is thrown at 16.0m/s relative to the ground? What is the player's speed afterward if the

126. ## English

How does Flaubert criticize the institution of family and marriage in Madame Bovary? I need to write an essay and was also wondering if these were good points to talk about. 1. Emma's childhood and the education of girls sets them up for disappointment in

127. ## maths

A man was born on 29th of february 1983. How many birthdays has she celebrated after his birth till today(may 2014)

128. ## Physics

Two particles with the same mass and same initial speed collide and stick together and leave the collision with half of their initial speed, bound together as one particle. What was the angle between the initial momenta of the particles before the

129. ## Math

Find the derivative of the following function: (x^2)^sinx.

130. ## math

How many rectangles can you make with 24 metres

131. ## English

1. I don't know who I should hire. 2. I don't know who to fire. 3. I don't know whom I should hire. 4. i don't know whom to hire. ------------ Which ones are grammatical? English - Writeacher, Tuesday, May 27, 2014 at 7:19am Only 3 and 4 are correct.

132. ## English

1. Time is up. 2. Time is over. 3. Time is finished. ------------------- What is the difference among them? Are the three the same in meaning?

133. ## English

I need help finding quotes about haunting past in the book The Stone Carvers. Please.

134. ## English

1. How come one person usually pays for everybody in Korea? 2. Why does one person usually pay for everybody in Korea? ------------------ Are both the same and grammatical? What is the usage difference between the two sentences?

135. ## English

1. We also take turns paying. 2. We also take turns in paying. 3. We also take turns when we pay. ------------------------- Are they all grammatical and the same? How can we paraphrase Sentence 1?

136. ## Math

How to expand, then evaluate, and simplify this log question: logbase7 (49( 3sqrt x^5)) I put the brackets in myself, I there were originally no brackets nor spaces in the question

137. ## physics

What force exists between a positive charge of 2.6 x 10-6 C and a negative charge of 4.2 x 10-5 C if they are separated by 8 cm?

Consider two types of nonlinear equations. What unique quality does each possess and how does that quality cause the graph's unique shape? Name two unique examples of these shapes in real-world situations.

139. ## English

Please Help!!! I just need some ideas to right a short essay. I've already though of allergies as one problem. Language Arts Essay: A law requiring everyone to have a pet might cause serious problems for some people. What problems do you thinks such a law

140. ## Economics

None of these seem to be right? I literally am so confused by the way they set up each one. Shouldnt it be unemployed /labor force x 100?

141. ## chemistry

which complementary functional group from dopamine would need to be present in the receptor for the interaction to occur.

142. ## LA

PLEASE CHECK MY ANSWERS 1. Electric lighting was a novelty before it became (1 point) unusual.** common. expensive. 2. Read the following paragraph from “The Electric Summer”: "That thrilled me, and scared me. The great world seemed to swing wide like

143. ## English III

The War of the Worlds by H. G. Wells  But who shall dwell in these worlds if they be inhabited? Are we or they Lords of the World? And how are all things made for man?- KEPLER (quoted in The Anatomy of Melancholy) BOOK ONE: THE COMING OF THE MARTIANS

144. ## statistics

A company director took a sample of salaries of 13 employees in a big school during a certain time. she divided the wages into three groups according to the different jobs: teachers, assistants and coordinators as displayed in the table below. She wanted

145. ## science

Which of the following will the serving on the left provide in greater quantity than the serving on the right? (1 point) A. protein B. carbohydrates C. fat D. calories

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146. ## Algebra 1--Please, help me!

Find any excluded values of each rational expression. 1. t - 1/ t^2 - t A: Excluded value: 1. Simplify each rational expression, if possible. Identify any excluded values. 2. 3x^2/6x^3 A: 2x; x ≠ 2 3. 2n/n^2 - 3n A: ? 4. s + 1/s^2 - 4s - 5 A: ? 5. 12 -

147. ## Algebra 1

Divide. Simplify your answer. 1. 3a^4b/2a^2c^3 ÷ 12a^2c/8c^4 A: ? 2. x^2 + 4x - 5/3x - 3 ÷ (xC^2 - 25) A: ?

148. ## Algebra 1

While playing a game, Rachel pulls two tiles out of a bag without looking and without replacing the first tile. The bag has two colors of tiles--black and white. There are 10 more white tiles than black tiles. a. Write and simplify an expression that

149. ## trig

A 15 ft. ladder makes a 35o angle with the side of a house. To the nearest tenth of a foot how high up on the house does the ladder come?

150. ## Trig

You and a friend are rowing a boat 8.5 KPH heading north. A cross current is moving 3.2 KPH at an angle of 38 degrees north of the west direction. How fast are you actually moving and what direction are you actually heading?

152. ## algebra

Suppose that in a particular game two dice are tossed, and various amounts are paid according to the outcome. Find the requested probability. (Enter the probability as a fraction.) If a seven or an eight occurs on the first roll, the player wins. What is

153. ## physics-force and pressure

find pressure when force is 300N and area is 700cm^2

154. ## Physics

A person’s arm is held with the upper arm vertical, the lower arm and hand horizontal. Find the center of mass of the arm in this configuration, given the following data. upper arm has a mass of 2.5kg and a COM 0.18m above the elbow, lower arm has a mass

155. ## i cant Ms. sue

i cant get no world history book ms. sue because my teacher didn't send me one and I'm not near a library its 2 hours away from my house

asked by i need haelp fast!!!!!!!!!!!!!!!!!!!!!!!
156. ## science (check!)

A biologist made population counts of four different species of animals in an ecosystem. What can you infer from these numbers about possible predator-prey relationships between the species? Species A:155 Species B:17 Species C:2467 Species D:19 A.Species

158. ## chemistry

Balance the following equation by partial equation method:- P4 + HNO3= H3PO4 + NO2 + H2O

159. ## Physics

The flux density through a 200 turn coil of area 8.5*10^-4 m squared changes from 0.03 T to 0.12 T in 15 mins. Calculate the induced emf in the coil.

160. ## Economics

What are the costs and consequences of providing the subsidies and welfare ?

161. ## chemistry

If 4.8 liters of a 2.8 M solution of NaCl then the solution will have *Blank* moles of NaCl dissolved in it.

162. ## maths

Given that x=lg a is a solution of the equation 10^(2x+1)-7(10^x) =26. Find the value of a.

163. ## algebra

given the function rule f(x)=x^2-4x+3, what is the output of f(-3)

164. ## 7th grade Math (polynomials)

How do you write a polynomial in standard form? Ex. 1.1x-8.5x^3

0.2295

166. ## Calculus

inding vertex and focus of parabola y^2 +4y +8x - 12 =0

167. ## chemistry

Something that will lower the freezing point of water to -3.7 degrees Celsius if one mole were placed in 1000 grams of water? To solve this I know I have to use the equation Tf= IKfm, Tf= 3.7, but how I go about the problem there if I don't know Kf or the

168. ## geometry

In circle O, m angle D O G= 92°, and the length ofarc D Gis 16. Assuming that O is the center of the circle, calculate the length of the radius. Round your answer to the nearest hundredth.

169. ## math

Where K is a constant to be determined. If it took Ian 45 minutes to exit the stadium when there were 5,000 people who drove and 1,500 people who took public transportation, how much time will it take Ian to exit if there are 12,500 people who drove and

170. ## math

y=a-x solve for x