# Questions Asked onFebruary 18, 2016

1. ## Science

Can someone please check my answers? I would greatly appreciate it. Thanks! 1. Which of the following inner planets has virtually no atmosphere? a. Mercury*** b. Venus c. Mars d. Earth 2. Which of the following statements about the inner planets is true?

2. ## Math

One-half of the students at Greendale Middle School take art. Two-thirds of the students take Spanish. Deshawn uses a coin and a standard number cube as a simulation of the students at Greendale Middle School. Deshawn lets “T” represent a student

3. ## math

An English teacher needs to pick 10 books to put on his reading list for the next school year, and he needs to plan the order in which they should be read. He has narrowed down his choices to 5 novels, 6 plays, 5 poetry books, and 6 nonfiction books. Step

4. ## Math

A car traveling at 46 mi/h slows to a speed of 23 mi/h in 5 seconds. It maintains that speed for 5 seconds and then slows to stop after 5 more seconds. Which graph shows the car's speed overtime

5. ## Language

The reporter is heading to the marketplace to cry the news about the selection result Use a dictionary definition to determine the best meaning of cry as it is use in this sentence? A. To call out for help B. To announce in public •• C. To shout D. A

6. ## science

a 54-gram sample of an unknown material has a volume equal to 20cm3 what is the identity of the substance

7. ## math

If third term of an A.P. is four times of first term and sixth term is 17. find the series.

8. ## Help on math!

A bag contains 4 white, 3 blue, and 5 red marbles. 1. Find the probability of choosing a red marble, then a white marble if the marbles are replaced. A. 1/12 B. 5/36 *** C. 5/6 D. 5/12 2. Find the probability of choosing 3 blue marbles in a row if the

9. ## Math

Given: Triangle SVX is congruent to triangle UTX and Line SV is parallel to line TU. Prove: VUTS is a parallelogram. Statement : Reason. 1. Tri SVX is congruent to Tri UTX. Reason: Given. 2. Line SV is parallel to line TU. Reason: Given 3. Line SV is

10. ## Health

4.) Most unintentional poisonings occur in children under... (1 point) A. 10 B. 2 C. 5 *** D. 6 months 9.) As a universal precaution, use ___ whenever possible if you are going to be in contact with bodily fluids. (1 point) A. latex gloves *** B. band-aids

11. ## science

If a ball that is freely falling has attained a velocity of 19.6 m/s after two seconds, what is its velocity five seconds later?

12. ## History

Can someone please check these? I would greatly appreciate it. Thanks! 1. What was the purpose of the Freedmen's Bureau? a. to free the slaves b. to feed, clothe, and educate former slaves*** c. to move former slaves to the Northern states d. to ensure

13. ## science

a blank property of matter describes an ability to change into different substances

14. ## Calculus

dy/dx=x/(x-4) I.will have a slope field with negative slopes in quadrant I II.will have a slope field with positive slopes in all quadrants III.will produce a slope field with columns of parallel tangents

15. ## Math

A flying disc has a radius of 7 inches. What is the area of one side of the flying disc to the nearest square inch? Use 3.14 as an approximation for pi.

16. ## Math

A house worth \$350,000 when purchased was worth \$335.000 after the first year and \$320,000 after the second year. If the economy does not pick up and this trend continues, what will be the value of the house after 6 years. A) determine if is arithmetic or

17. ## MATH HELP

A Lights-A-Lot quality inspector examines a sample of 25 strings of lights and finds that 6 are defective. a. What is the experimental probability that a string of lights is defective? b. What is the best prediction of the number of defective strings of

18. ## Social studies

Who held the most power under the system of feudalism? Peasants. Vassals. Lords. (MY ANSWER) Knights.

19. ## Maths

X varies directly as the product of u and v and inversely as their sum. If x=3 when u=3 and v =1, what is the value of x if u=3 and v=3

20. ## science

a banana turning brown when exposed to the air is an example of what

21. ## Calculus

A differential equation that is a function of x only a.will produce a slope field with parallel tangents along the diagonal b.will produce a slope field that does not have rows or columns of parallel tangents c.will produce a slope field with rows of

22. ## I'm really stuck on math!

One-half of the students at Greendale Middle School take art. Two-thirds of the students take Spanish. Deshawn uses a coin and a standard number cube as a simulation of the students at Greendale Middle School. Deshawn lets “T” represent a student

2. If m

24. ## Math

A food service worker earns \$12 per hour. How much money ,m, does the worker earn on a shift of h hours? What are the answer to these to problems. Dependent variable ——————— Independent variable ————————

25. ## Health

What reason do studies show why more people with high blood pressure and diabetes live In the suburbs than in the city? There are much better doctors in the city who treat those diseases more effectively. (Maybe) People re not as physically active and rely

26. ## Chemistry

Calculate solubility of AgCl (in g/L) in a 6.5*10^-3 M silver Nitrate solution ksp= 1.8 * 10^-10 (AgCl molecular mass is 143.3g) any idea on how to do this this is what i tried> AgCl--> Ag + Cl I 6.5*10^-3 0 C same x E same x ksp = [Ag][Cl] (1.8 * 10^-10)

27. ## statistics

Two cards selected from standard deck of 52 cards. The first is replaced before second card selected. Find the probability of selecting a diamond and then a king

28. ## Language Arts

Check please 1. Like the pink petals of the azalea blossoms in “The Rider”, something that is LUMINOUS A. can be only seen at night B. cannot be seen at night C. gives off light** D. is beautiful 2. In which sentence is the word MINNOWS used correctly?

Hi there, I need help solving a proof. I put all my answers in for the blank spaces, but number 4 I can't get. If someone could help that would be great. Thank you! I've been trying to figure this out for the past two days and I'm honestly freaking out. My

30. ## Math Help

At summer camp 20% of the students come from out of state. Megan wants to simulate cabins of 8 campers. She generates random digits from 0 to 9 and lets the digits 0 and 1 represent a camper from out of state. The table: 69531217; 89542756; 89001254;

31. ## Personal Finance

Jarell Tarver invested \$20,000 in the Boyd Kern Mutual Fund (Type A). The net asset value is \$21.34 per share. The fund is front-loaded with a loading rate of 5.25%. What is the loading charge?

32. ## algebra 1

does 4x+5y=0 represent a direct variation? if so, find the constant of variation. complete the steps to solve 4x+5y=0 for y.

33. ## Personal Finance

Jody Asbell and three of her friends purchased a small shopping center in their town. They paid \$985,090 and made a down payment of \$125,000. They rented five of the stores for \$3,400 each per month. Their annual expenses were mortgage interest of \$65,000,

34. ## Social Studies

1. Which most precisely describes the location of Southwest Asia? a) west of India b) south of the Arctic Cirlce c) north of the equator d) east of the Mediterranean Sea**

35. ## English

Nine Haikus During a Drought In the dusty lane A frog waits for a puddle To fall from the sky Which form best describes this poem? A. limerick B. Haiku C. Concrete D. Narrative My choice is B. Haiku What about the poem best supports the answer to the

Hi there, I need help solving a proof. I put all my answers in for the blank spaces, but number 4 I can't get. If someone could help that would be great. Thank you! Given: Triangle SVX is congruent to triangle UTX and Line SV is parallel to line TU. Prove:

37. ## Language Arts

1. When the speaker in “Winter” says, “I collect books / For the coming winter”, what is her attitude toward the coming cold weather? A. positive B. uninterested** C. fearful D. angry 2. A concerete poem, such as “Seal,” A. Has few or no

38. ## Math

If the length of the of a circle is 15 inches, what is the length of the radius of the circle? A. 7.5 inches** B. 15 inches C. 30 inches D. any length between 0 and 15 inches I think the answer is A. Check?

39. ## Math

If the length of the of a circle is 15 inches, what is the length of the radius of the circle? A. 7.5 inches** B. 15 inches C. 30 inches D. any length between 0 and 15 inches I think the answer is A. Check?

40. ## Computer Science

Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were five cents the first day, ten cents the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2.

41. ## Algebra

Last year a large trucking company delivered 6×10^5 times of goods with an average value of \$27,000 per ton. What was the total value of the goods delivered? Write the answer in scientific notation A. 1.62 x 10^11 B. 1.62 x 10^9 C. 1.62 x 10^10 D. 1.62 x

42. ## chem

If 15.22 g of mercury (II) oxide decompose, how many moles of oxygen can be produced?

43. ## Math

Your baseball team has won 6 games and lost 4 games.if the team doesn't lose any more games,how many games must the team win to have a win:lose ratio of 2:1

44. ## Algebra

Use a calculator to find the mean and standard deviation of the data. Round to the nearest tenth. 6,7,19,7,18,7 A. mean = 9; standard deviation = 26.4 B. mean = 11.9; standard deviation = 26.4 C. mean = 10.6; standard deviation = 6.1 D. mean = 9; standard

45. ## math

The atmospheric pressure P(h) (in pounds per square inch) at a height h (in miles) above sea level on Earth satisfies a differential equation P' = -kP for some positive constant k. (a) Measurements with a barometer show that P(0) = 1.2 and P(9) = 0.7. What

46. ## HELP ME ON MATH

1. The letters for the word MATH are placed in a bag. Two letters are selected with replacement. Which statements are true about the tree diagram that could represent the possible outcomes? Select TWO that apply. a. There would be 4 tree bases. b. Each

47. ## science

why did a portion of the table top get cold when Natasha placed her cold drink on the table

48. ## science

a bananan turning brown when exposed to the air is an example of

49. ## Pre-Calculus

2. Write an equation in slope-intercept form of a line with the given parametric equations. x = 9t + 2 y = 2t – 2 answer choices: a)y=(2/9)x - (22/9) b)y=(22/9)x + (2/9) c) y=(9/2)x - (9/22) d) y=(2/5)x + (2/3) If you could show some work, because I'm

50. ## Math! Pls Help!

Describe how you would estimate the square root of a number that is not a perfect square without using a calculator.

51. ## science

an ice cube, a glass of cold water, and a swimming pool are each exposed to the same amount of sunlight on a hot day. after five minutes, the ice cube is melted and the cold drink is two degrees warmer, but the temperature of the swimming pool remains

52. ## Social Studies

Which of the following most contributed to the rise of Sumer? A. Farming** B. Military Power C. Isolated location D. Trade You are a young woman in Saudi Arabia. Which of these should you not plan to do? A. Apply for a job outside the home** B. Take a test

53. ## Statistics

The following is a histogram (right skewed) of the first ten terms of a geometric distribution with p = .4. The mean of this distribution is 2.5 and the standard deviation is approximately 1.93. What's the shape of the distribution of sample means for

54. ## algebra

2. W/4 - 4 = 3 a)-4 b)28****** c)3 d)11 3.X/5 + 6 = 10 a)44 b)30******* c)20 d)-20 4.-2(m-30)=-6m a)-15 b)-13************ c)-8 d)8 5.3.75x+3.7=1.7+1.75x a)10 b)-1 c)1***** d).1 Please check my answers :)

55. ## economics

Which goods would be included in the calculation of GDP? A. toys made in China at a factory owned by a U.S. company B. cars made in Tennessee at a factory owned by a Japanese car company C. plastic made in Kentucky and sold to a toy maker in Ohio D. cotton

56. ## Art PLZ Correct ME!!

Which statement is the best comparison of the symbolism behind Chinese in the Egyptians and lions? A) both Egyptian and Chinese lines represent royalty B) Chinese lines represent fear while Egyptian lions are symbolic of prosperity C) Chinese and Egyptian

57. ## Physics

A sign is hanging from three ropes. The tension in the lefthand rope, T1, is 460.80 N. Angle θ1=68.9°, and angle θ2=33.8°.What is the tension, T2, in the righthand rope? What is the mass of the sign?

58. ## Social studies

What legacy did Emperor Justinian leave for modern Europe? A legal code that organized Roman laws. (MY ANSWER) A treaty with the Roman Catholic Church. A method of absolute rule. An ancient sports stadium.

59. ## Calculus

Which of the following definite integrals could be used to calculate the total area bounded by the graph of y = 1 – x2 and the x-axis? the integral from 0 to 1 of the quantity 1 minus x squared, dx plus the integral from 1 to 2 of the quantity 1 minus x

60. ## Art

An Asian sculptor creates an image of the Buddha for the local temple. The artist’s primary responsibility is to A. self: as long as he does his best, that’s all that matters. B. Buddha: he must work hard to please this revered leader. C. future

61. ## Social studies

How did monks preserve ancient culture? By hiding statues in their monasteries. By teaching classical law in universities. By copying Greek and Roman works. (MY ANSWER) By building churches modeled after temples.

62. ## Math Help Personal Finance

Kendrick Campbell purchased a \$25,000 municipal bond at a quoted price of 93.456. The bond pays annual interest at a rate of 3.7%. What is the annual interest?

63. ## Math

Three years ago, Ava lent her sister \$400 to buy some clothes. Today Ava’s sister paid her loan in full with \$454. What simple annual interest rate did she pay?

64. ## Physics

Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over a frictionless, massless pulley. Block B hangs down vertically. When the two blocks are released, Block B accelerates downward at a rate of

65. ## Social Studies

1. From where did Islam spread? A. from India to Arabia B. from the Persian Empire to the Arab Empire** C. from Macedonia with Alexander the Great D. from Macca and Medina through Arabia 2. Which of the following circumstances poses the greatest benefit

66. ## Health

The best thing to put on severe sunburn to help relive the pain is? Cocoa butter. Cold water. (MY ANSWER) because it said to not apply any lotions. Ointment. Vaseline.

67. ## Chemistry

Calculate solubility of AgCl (in g/L) in a 6.5*10^-3 M silver Nitrate solution ksp= 1.8 * 10^-10 (AgCl molecular mass is 143.3g) any idea on how to do this this is what i tried> AgCl--> Ag + Cl I 6.5*10^-3 0 C same x E same x ksp = [Ag][Cl] (1.8 * 10^-10)

68. ## physics

a copper wire with a diameter of 1.5mm is joined to an aluminium wire which has a diameter of 2.3mm.the wire carries a current of 12A.what is the current density in each wire

69. ## math

Enrique’s parents want to save for his education. On his 12th birthday, they deposit \$6,000 in a savings account that pays 5% simple annual interest. What will the balance be when he turns 18?

70. ## chem

Carbon dioxide gas has a Henry's law constant of 4.48×10-5 M/mmHg at 25.0 °C when dissolving in water. If the total pressure of gas (CO2 gas plus water vapor) over water is 1.00 atm, what is the concentration of CO2 in the water in grams per milliliter?

71. ## Economics

What is an example of a positive external shock to aggregate supply? ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: A. Good weather leads to an unusually productive harvest for corn farmers. **** B. A popular new diet

72. ## Chemistry

An atmospheric scientist interested in how NO is converted into NO2 in urban atmospheres carries out two experiments to measure the rate of this reaction. The data are tabulated below. A: [NO]0 = 9.63 × 10-1 M, [O2]0 = 4.1 × 10-4 M t(s)

73. ## Chemistry

16. Aluminum chloride, AlCl 3, is made by treating scrap aluminum with chlorine. 2 Al(s) + 3 Cl2(g) → 2 AlCl 3(s) If you begin with 2.70 g of Al and 4.05 g of Cl2, (a) Which reactant is limiting?

74. ## Physics

Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over a frictionless, massless pulley. Block B hangs down vertically. When the two blocks are released, Block B accelerates downward at a rate of

75. ## chemistry

A gas sample contained in a cylinder equipped with a moveable piston occupied 300.0 mL at a pressure of 2.00 atm. What would be the final pressure if the volume were increased to 500.0 mL at constant temperature? Answer should include units.

76. ## Chemistry

the atomic spectrum of lithium has a strong red line at 670.8 nm. what is the energy of each photon of this wave length? What is the energy of 1 mole of these photons??

77. ## Chemistry

Using the equation: 2C2H6 + 7O2--> 4CO2 + 6H20 How may moles of 02 are needed to react with 4.0 mol of C2H6? I think the answer is 14, because if you double the C2H6 to make 4.0 mol, then in the equation you will need to double the O2 to 14. Is this

78. ## Physics

A 14.1 μF capacitor is charged to a potential of 45.0 V and then discharged through an 80.0 Ω resistor. (a) How long after discharge begins does it take for the capacitor to lose 90.0% of the following? (i) its initial charge in seconds (ii) its initial

7.) How many moles of fluroine are required to react with 12 g of sodium iodide? I already balanced it but am confused to go from here F2 + 2 NAi ---- 2 NaF + I2 12 g NaI + 2 mol NAI/149.89 gNAi * 1 mol NAF/1 mol NAi * 1 mol F2 / 2 mol NaF 1.) how many

80. ## Calculus

Which of the following integrals cannot be evaluated using a simple substitution? the integral of the square root of the quantity x minus 1, dx the integral of the quotient of 1 and the square root of the quantity 1 minus x squared, dx the integral of the

81. ## One Math Problem

At summer camp 20% of the students come from out of state. Megan wants to simulate cabins of 8 campers. She generates random digits from 0 to 9 and lets the digits 0 and 1 represent a camper from out of state. The table: 69531217; 89542756; 89001254;

82. ## Driver Education

How would you evaluate the possibility of your being involved in a collision? Explain.

83. ## Chemistry

I NEED HELP ASAP Here's the problem I'm struggling with: When 1.00 mole of ethlyene (C2H4) is burned at constant pressure, 1410 kJ of energy is released as heat. Calculate delta H for a process in which 10.0 g of ethlyene is burned at constant pressure.

At summer camp 20% of the students come from out of state. Megan wants to simulate cabins of 8 campers. She generates random digits from 0 to 9 and lets the digits 0 and 1 represent a camper from out of state. The table: 69531217; 89542756; 89001254;

85. ## social studies

Why is the inside lag for monetary policy shorter than for fiscal policy? A) Congress and the President can act quickly to change monetary policy. B) The Federal Open Market Committee must get Congressional approval. C) It can take a long time for new

86. ## physics

A cat dozes on a stationary merry-go-round, at a radius of 4.5 m from the center of the ride. The operator turns on the ride and brings it up to its proper turning rate of one complete rotation every 7.2 s. What is the least coefficient of static friction

87. ## chemistry

based on your calculated rf values which cations formed weakly charged complexes

88. ## English

Which of the following represents faulty logic A. Poor people get sick. B. Children are expensive to raise. C. The profit from selling children will improve the economy. D. Eating children will decrease the population. I chose A, am I correct?

89. ## Driver Education (Check)

How does this sound? How would you evaluate the possibility of your being involved in a collision? Explain. A: In any given year, the likelihood of your being involved in a collision is about 1 in 9. No matter how confident you may feel or how well you've

90. ## MATH

1 3/4 cups of milk for 8 serving if the recipe increase to 24 serving how many cups of milk are needed. I

91. ## criminal justice

Which of the following statements is most likely to be used to advocate ethical egoism? A. In making decisions that affect ourselves, we should seek to be as impartial as a disinterested spectator. B. If no harm is being caused by a situation that brings

92. ## Social Issues

Which statement best describes the militia theory?

93. ## science

A feather is dropped on the moon from a height of 1.40meters.The acceleration of gravity on the moon is 1.67m/s^2.Determine the time for the feather to fall to the surface of the moon.

94. ## us history

Which factor contributed to growing conflict over slavery from the 1820s through the 1850s

95. ## Math

The laurelwood pta is presenting it's 5th annual talent show and Kate is collected tickets at the door the gym is filled with 215 students and adults. Students tickets are .50 and adults tickets are 2.00. If Kate collected 250.00. How many adults and how

96. ## Health

Overly active oil glans ma cause which condition. Acne.(MY ANSWER) dermis. Diabetes. Fatigue.

97. ## Math

Two teams, the Exponents and the Radicals, square off in a best of 5 math hockey tournament. Once a team wins 3 games, the tournament is over. The schedule of the tournament (for home games) goes: E-R-E-R-E If the Exponents are playing at home, there is a

98. ## science

an ice cube a glass of cold water in a

99. ## Math

Charlotte divided a whole pizza into 4 pieces . One piece formed a straight angle. One piece formed a right angle . Two pieces formed acute angles with the same degree measure

100. ## Chemistry 101

what is CAH2 + H20

101. ## Chemistry

what volume of 0.120 M NaOH must be added to 100 ml of 0.100 M NaHC2O4 to reach ph of 4.70? The answer is 60 ml but I don't know how to find it. Can you please show me the steps and how to do it please

102. ## Algebra

Greg invested his savings in two investment funds. The amount he invested in Fund A was 3 times as much as the amount he invested in Fund B. Fund A returned a 6% profit and Fund B returned a 7% profit. How much did he invest in Fund B, if the total profit

103. ## Math

Mrs. Collin has 140 apples. She uses 2/5 of them to bake a pie and 1/4 of them to make jam. How many apples does she have left?

104. ## Art Help plz!

Movie proffesionals such as prop designers and graphic designers wor together to create a believable film. Which method of creating a believable screenplay is unique to the job of screenwriter. A:Research of time period architecture and design B:research

105. ## Global Studies - Help

Does anyone know any links? In which way are the legal differences among men and woman in Saudi Arabia most apparent> A) West of India B) South of the Arctic Circle C) North of the Equator D) East of the Mediterranean Sea

106. ## algebra

a student works no more than 25 hours each week at a part-time job. what would be the inequality that represents how many hours the student can work each day?

107. ## physical science

a head ball of mass 600g is thrown vertically upwards from ground level and reaches the maximum height of 20metres.calculate the initial velocity of the ball

108. ## Math

Bailey has \$105. She spends 3/7 on a new jacket and 1/5 on a new sweater. How much money does she have left?

109. ## Math

The floor of a round hut is 10m in diameter. A weaver charges \$15.50 to make a mat to fit the floor . Find the cost of the mat per square meter . Work- area of a circle = 3.1 * 5*5=77.5 Cost per square meter =77.5\15.5= 5 cents per square meter

110. ## physics

find the drift velocity of the electrons in the copper wire (there are 8.5*10^28 free electrons per m^3 in copper)

111. ## programming

Create the logic for a program that calls a method that computes the final price for a sales transaction. The program contains variables that hold the price of an item, the salesperson's commission expressed as a percentage, and the customer discount

112. ## ethics, crime and criminal justice

Law enforcement officers keeping money confiscated from a drug bust for personal monetary gain could be regarded as a form of: A. economic corruption. B. noble-cause corruption. C. use corruption. D. police violence.

113. ## Calculus

a funnel of specific volume V, is to be in the shape of a right-circular cone. find the ratio of the height to the base radius if the least amount of material is to be used in its manufacture.

114. ## Math

Aaron has 120 sports cards. 3/8 of them are football cards and the rest are baseball cards. how many baseball cards does he have?

115. ## Math

There are 28 7th graders in Ms. Thomas's homeroom. Seven of the students are absent today. What percent of the class was absent?

116. ## Social Studies

Where do most people in Arabia and Iraq live? a. in the Fertile Crescent b. in the Rub' al-Khali c. in cities d. in and around Mecca I think either A or C??

117. ## CHEMISTRY

Calculate the amount (in mL) of 1.520M NaOH that is required to add the following acetic acid solution to prepare a buffer with the corresponding pH: 30.00mL of a 5.00% (w/v%) acetic acid; the resulting acetate buffer has a pH of 5.75. pKa of acetic acid =

118. ## programming logic and design

Using a flowchart write a program that does the following: •Create the logic for a program that accepts input values for the projected cost of a vacation and the number of months until vacation. Use both values to totals that displays the amount you must

119. ## Math

find the height of a triangle with the area=110ft2 and base 10 ft? 5.5ft 22ft 550ft 11ft•• Correct me plz

120. ## math

An ice cream truck began its daily route with 92 gallons of ice cream. The truck sold 61% of the ice cream. How many gallons of ice cream were sold?

121. ## Chemistry

How many mL of 1.2 M HCl is needed to react with 5.8 g of Al(OH)3

122. ## Math

Cougar Pizza Parlor has just opened up across the street. You are thinking of inviting some friends over for pizza and ordering from Cougar's. You want to get the most pizza for the money. The menu shows the following prices. 6- inch round pizza....\$7.50

123. ## Maths

Find a number between 20 and 30 that is half the sum of its factors

124. ## science

What volume of H2 gas, in mL, would be occupied by 0.00465 moles of H2 gas at a temperature of 0 °C and a pressure of 760 mmHg?

125. ## Chemistry

the atomic spectrum of lithium has a strong red line at 670.8 nm. what is the energy of each photon of this wave length? What is the energy of 1 mole of these photons?? -do you use the e=h x v ??

126. ## Algebra

your are building a soccer field. the length has to be 30 m longer than the width, and the total perimeter must be between 320i m and 360 m.

127. ## Physices

A body of mass 25km moving a 3.0ms on a rough horizotal floor is brought to rest after slinding through a distance of 2.5m on the floor. Calculate the coefficient of static friction (g=10m/s)

128. ## mathematics

between which two integers does the cube root of 9 lie

129. ## Math

Adriana opens her own book store. She sells a hard cover book for \$18 and a paperback for \$8. Comic books cost \$6.50. Adriana's goal is to earn no less than \$50. How many comic books must she sell?

130. ## Calculus

find the radius and center of curvature of the parabola y=x^2 -4x + 4 at any point (x,y) on the curve.draw the circle of curature.

131. ## Finance

Joseph is 28 and would like to retire at 55. He has \$25,000 to invest today and would like to have \$1,000,000 in his retirement account when he retires. Joseph has found an investment that will pay him a return of 6% until retirement. How much will Joseph

132. ## physics

A 61-kg man standing on a scale in an elevator notes that as the elevator rises, the scale reads 815 N. What is the acceleration of the elevator? m/s2 upward

133. ## Geometry

Are the diagonals of a parallelogram perpendicular? Why or why not? Explain. 4. Does an isosceles trapezoid have two sets of parallel sides? Why or why not? Explain. 5. Does a rhombus have two sets of congruent sides? Why or why not? Explain. Answer: 3.

134. ## maths

consider the arithmetic sequence which has the second term equal to 8 and the fifth term equal to 10 2.1.1 determine the common difference of this sequence

135. ## Physics

A car starts from a certain point at a velocity of 100 kph. After 20 seconds, another car staring from rest, starts at the same point following car A at a uniform acceleration of 3 m/s². Assuming that the road is boundless will car B overtake car A? If

136. ## Math

the sum of two numbers is 27. one number is 3 more than the other number. write and solve a system of equations to find the two numbers. i understand the first equation but i don't know the other one.

137. ## Economics

Why does unemployment rise when the economy slows? A. Decreased demand for goods causes demand for labor to go down.**** B. Decreased demand for goods causes the cost of labor to go up. C. Increased demand for goods causes demand for labor to go down. D.

138. ## chemistry

If 15.22 g of mercury (II) oxide decompose, how many moles of oxygen can be produced?

139. ## Physics

There is current of 115 pA when a certain potential is applied across a certain resistor. When that same potential is applied across a resistor made of the identical material but 30 times longer, the current is 0.044 pA. Compare the effective diameters of

140. ## physics

A bag of sugar weighs 3.00 lb on Earth. What would it weigh in newtons on the Moon, where the free-fall acceleration is one-sixth that on Earth? N Repeat for Jupiter, where g is 2.64 times that on Earth. N Find the mass of the bag of sugar in kilograms at

141. ## Algebra

Tom and Jerry are working together to weed the garden. Working together it takes them 2 hours and 24 minutes. If it takes Tom two hours longer to finish the job alone than it takes Jerry to finish the job alone, how long would it take each of them to weed

142. ## Physics

A third baseman makes a throw to first base 39.7 m away. The ball leaves his hand with a speed of 37.0 m/s at a height of 1.5 m from the ground and making an angle of 19.5 o with the horizontal. How high will the ball be when it gets to first base?

143. ## math

the length of a rectangle is 7cm more than its breadth.If the perimeter is 62cm, find the length and breadth.

144. ## Math

Are the diagonals of a parallelogram perpendicular? Why or why not? Explain. Does an isosceles trapezoid have two sets of parallel sides? Why or why not? Explain. Does a rhombus have two sets of congruent sides? Why or why not? Explain. Answer: Yes,

145. ## Economics

How does the expenditure approach calculate GDP? ____________________________________ A. It adds up all the incomes in the economy. B. It adds up the value of four groups of final goods and services. C. It adds up the value of business goods and services.

146. ## physics

A 5.4-kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 3.7 m/s2, find the force exerted by the rope on the bucket.

147. ## ethics, crime and criminal justice

__________ regards pleasure as the ultimate good, but demands that we consider the pleasures and pains of others in our moral contemplations. A. Use corruption B. The felicity dilemma C. Consequentialism D. Social hedonism

148. ## maths and science

A farmer sells eggs in trays.Each tray contains 30 eggs.a shopkeeper sells these eggs in dozens.If a shopkeeper needs 8 dozens a week,how many trays of eggs should he buy from the farmer?

149. ## physics

find the approximate current density when an electric field of 5v/m is applied to a copper conductor.the conductivity of copper is 59.6*10^6

150. ## Physics

A synchrotron radiation facility consists of a circular ring that has a 48.0 m radius and creates an electron beam with a current of 497 mA when the electrons have a speed approximately equal to the speed of light. How many electrons pass a given point in

151. ## Math

You live 2 3/4 miles from school. In the morning, you walk 1/3 mile directly toward school to the bus stop. Later, when you get off the bus, you walk home the same distance. How many miles do you ride to and from school each day?

152. ## Physics

Please help me!! I need this as soon as possible. 2.A billiard ball at rest is struck by the cue ball of the same mass whose speed is 5 m/s .After an elastic collision the cue ball goes off at 50 degree with respect to its original direction of motion and

153. ## English I

What are a couple REALLY good thesaurus sites that you would recommend?

asked by ( ͡° ͜ʖ ͡°)
154. ## Help!!

During which time period is the Boston Triumvirate associated?

155. ## Biology

which nucleic acid statement is true? A. mRNA codes for DNA B. mRNA codes for protein C. tRNA makes amino acids D. tRNA makes lipids I think B

156. ## Math

Find the area of a rectangle whose length is more than its width and the width is equal to the side of a square whose area is 144.

157. ## Physics

A golf ball hit at a speed of 77 m/s will carry (achieve its maximum flight distance of) 256 m when driven at a launch angle of 16 deg. What would be its horizontal range in a vacuum if launched at the same speed and at the same angle ?

158. ## algebra

For the polynomial function, find f (-1) and f (2) f (x) = -x2 + 5 x3 - 6 f (-1) = ? f (2) = ?

159. ## Chemistry

Five grams of sodium are combined with unlimited bromine. How many moles of bromine are used up? How many liters of bromine would be used if the reaction took place at STP? My answer: .1088 mole Br2 and 2.44 L Br2

160. ## ashworth

In an interrogation setting, the strategy of fabricated evidence involves all of the following EXCEPT: A. falsely informing a suspect that an accomplice has ident6ified her or him. B. falsely stating that physical evidence exists that confirms his or her

161. ## ashworth

Which of the following concepts best captures the utilitarian notion that each person’s welfare is equally important and, thus, that no one person’s happiness should be regarded as more important than any other person’s? A. Fecundity B. Psychological

162. ## Math

Mr. Cole has \$200. He keeps 3/4 of the money for himself and divides the rest equally between his two children. How much money does each child receive?

163. ## math

the sum of the length and width of a rectangle is more than 20 units. the length is 5 units more than twice the width,x.

164. ## ethics, crime and criminal justice

The rational, overriding principle promoted by utilitarianism is the: A. greatest number principle. B. greatest happiness principle. C. greatest utility principle. D. None of the above

165. ## Math

Veronica is 2 years old than her brother Peter. The sum of their ages is 24. How old is Veronica, and how old is Peter?

166. ## Chemistry

how do i figure out "What is the energy of 1 mole of these photons" energy= 2.93x10^-19 wave length = 670.8 nm

167. ## Geometry

A trapezoid may have three congruent sides. True or False I think true

168. ## math

kelly has a collection of red and blue marbles. The ratio o red to blue marbles is 3 : 7. She has 80 marbles

169. ## Biology

bond that holds atoms together in a molecule are... A.radiation energy B. kinetic energy C. thermal energy D. potential energy

170. ## Driver Education (Check)

How would you recognize the signs of a problem drinker, and what you do to help that person? A: You would recognize the signs of a problem drinker by looking for chances in a person’s behavior or life situation such as loss of initiative, frequent

171. ## chemistry

a student was investigating the properties of a liquid L. He found that it turned phenolphthalein indicator red but when a piece of litmus paper was dipped into liquid L it turned blue. Which of these liquids could it be? a Aqueous ammonia b Lemon juice c

172. ## math

Develop a unit of learning at the end of which learners should be able to: reduce any angle in the first quadrant of a Cartesian plane to a difference of 90 and an acute angle. I have tried it as follows: 1. write down any three acute angles. 2. draw the

173. ## Chemistry

Five grams of sodium are combined with unlimited bromine. How many moles of bromine are used up? How many liters of bromine would be used if the reaction took place at STP? My answer: .1088 mole Br2 and 2.44 L Br2

174. ## Physics

The near and the far points of a short-sighted are 8 cm and 20 cm from the eyeball. a) What power of corrective lens is needed for this eye to see distant objects clearly? b)What will the resulting near point then be?(Assume that the lens is placed very

175. ## Math

Bobby is hiking along the Appalachian trail. On Thursday he hiked 15 1/3 mile. On Friday he hiked 2 3/4 mile less. How much has he hiked so far?

176. ## calc 1

If h(x) = the square root of 4 + 3f(x) where f(2) = 4 and f '(2) = 2, find h'(2). i got the derivative as 1/2(4+3f(x))^-1/2 then i solved for the inside which is (0+3(8)) then multiplied the the two eating and i got 3.... but answer is wrong =(

177. ## Math

Are the diagonals of a parallelogram perpendicular? Why or why not? Explain. They can be, for example if in a parallelogram the two diagonals are perpendicular then the parallelogram is a rhombus

178. ## math

The company used the average cost formula to determine that the cost of merchandise inventory at december 31 was \$65,000. on December 31, it would have cost \$80,000 to replace the merchandise inventory, so the following entry was made Dr. Merchandise

179. ## chemistry

Hcl is titrated against 5ml of sodium carbonate of strength 0.0133 then what should be the mean value of HCl added ?

180. ## science

write aprogram and flowchart to read anumber from 1-12 and print the name of the month

asked by write aprogram and flowchart to read anumber from 1-12 and print the name of the month
181. ## chemistry

calculate the valume of 200g og h2

182. ## chemistry

why does phosphorous and some other elements have two or more oxidation states

183. ## Chemistry

1) If I add 10 grams of salt into 0.1 L of water, what is the molarity of the solution? 2) Serial dilution is a common technique to make low concentration solutions. Each Serial Dilution involves taking half the solution and mixing it with a solvent, to

184. ## PHYSICSHELP

For the Atwood's Machine so the mass on the right side is 5 kg box which is 3m from the *table (represents the straight line)* The left side of the pulley is 2kg box which is at the table. 1.) How do you know or what do you know about the force of tension

185. ## MATH

1 3/4 cups for 8 serving if the recipe increase to 24 serving how many cups of milk are needed

186. ## Math

If you were 35 years old in the year 1225. It would be a very special time mathematically because 35^2 = 1225. That is the square of your age at the moment is equal to the year. Augustus de Morgan, a famous mathematician was one of those lucky people and

188. ## math

if 11 is 4 less than 3 times a number, what is the number?

189. ## algebra

Three subtracted from 4 times a number is 17. Find the number.

190. ## Math

Create a piecewise function of the following scenario where D(t) is the total distance walked in miles as a function of time T (in minutes) You begin a walk from your home at a fast pace of 6 miles per hour for 30 minutes. You rest for 15 minutes, and then

191. ## science

47.25 L sample of nitrogen is determinedto contain 0.75 mole of nitrogen moles of provided presure remain the same?

192. ## Math/Finance

Randy had \$2000 he wants to double in 2 years. What is the approximate rate he will need??

193. ## Math

Are the diagonals of a parallelogram perpendicular? Why or why not? Explain. They can be, for example if in a parallelogram the two diagonals are perpendicular then the parallelogram is a rhombus

194. ## math

What is the slope of the line that passes through (-2,-3) and (1,1)? A.-2 B.-1 C.1 D.2

195. ## Math

If a certain square measures 2.5 feet on one side what is the area of the square and square inches

196. ## maths

given the quadratic sequence -2;0;3;7;... 2.1 write down the value of the next term of the sequence

197. ## English

I need help with writing an essay. Please!

198. ## Geometry

Are the diagonals of a parallelogram perpendicular? Why or why not? Explain. Does an isosceles trapezoid have two sets of parallel sides? Why or why not? Explain. Does a rhombus have two sets of congruent sides? Why or why not? Explain. Answer: 3. Yes,

199. ## math

which is the least? 3/7, 2/5, 1/2, 1/3 I have no idea!

200. ## History

Is there any credible sites that tells how electricity impacted america?

201. ## Math

A clock starts at 12:59. What time is it after the minute hand rotates 24 degrees?

202. ## Math

Jackie makes patterns. She makes each pattern with 5 counters. she makes 13 patterns. How many counters does she need? Show your working.

203. ## MATHS LIT,GEO.HISTRY, LIFE SCIENCE

I DO NOT KNOW WHAT TO CHOOSE IN MY CAREER ?AS I DO THESE SUBJECTS CAN SOMEONE HELP ME WITH MY CAREER!

204. ## social studies

Who were the Mayans?

205. ## World cultures

Describe two ways that Europe could divide into smaller regions

206. ## Math

In the equation, find the value of x 2/x - x/5 = 1/5

207. ## Physics

a helium balloon has a volume of 300 ft^3 and is floating at an altitude where the temperature is 265 K. How high does its temperature have to go for the ballon to expand to 450 ft^3?

208. ## Social studies

Do both chinese and egyptian latinas represent loyalty? I think it's a yes I'm I wrong or right

209. ## northdale middle school

a ski rental charges \$27.00 for 3 hours and \$45.00 for 5 hours. What is the equation?

210. ## math

If P (x, y) is a point on da line segment joining da points A(6,8) & B(-8, 6) prove that x+y=2

Which function is a quadratic function? A. y=2/x B. y=2/x/*** C. y=2x-3 D. y=-2x^2-x

212. ## college loan

if i take out a loan for \$10,000.00 and pay \$300.00 a month at 5.00 % interest how long until paid off ?

213. ## civics

What was the purpose of the Little rock nine going to the high school?

214. ## Mathsss

Mean of 6,8,10,3,7and m is 7 find value of "m"

215. ## Science

Does anyone know the answer to this? 2.50mL Fe =? atoms Fe, Dfe =7.87 g/mL

216. ## PreCalc

= x + 3. Find and simplify : f(a+h)−f(a) /h the x +3 is under a radical sign as well!

217. ## Math

There was an equation I was stuck on; 5x-3(x+2)=-12 solve for x. I tried working on it and got left with 5x squared is = to -6 but didn't know what to do after that? Please help

218. ## science

Hcl is titrated against 5ml of sodium carbonate of strength 0.0133 then what should be the mean value of HCl added ?

219. ## Math

If a person is charged 1.5 cents per mile,how much will he have to pay after he drives one thousand miles?

220. ## Math

What might the lengths of a horse enclosure border be if the area of the enclosure is 52 square yards?Be sure to give evidence to support your thinking. Draw a picture to support your answer?

221. ## math

a chef is only making half of the frosting recipe 3 cups granulated sugar 1/4 teaspoon cream of tartar 1 1/2 cups of water 1 cup powdered sugar 1/2 teaspoon vanilla 1/2 teaspoon almond

222. ## Math

There are 24 players, on a softball team. 10 of the players can pitch, 6 can play first base, and 4 of the players can do both. How many players can neither pitch nor play first base?

223. ## Math

5 2/11 + 4/7 + 3 + 3 3/7 + 9/11 + 7 + 1/3 = ?

224. ## Math

Randy had \$2000 he wants to double in 2 years. What is the approximate rate he will need??

225. ## Chemistry

Calculate the molal concentration. A 1% (w/w) solution of cocaine hydrochloride ( molar mass 339.81 g/mol) in water.

226. ## precalc

f(x)= x + 3. Find and simplify : f(a+h)−f(a) h the x +3 is under a radical sign as well! so its the square root of x +3

227. ## social studies

What is the policy used most by the Fed to change the money supply? A. changes in the money creation policy B. changes in the discount rate C. changes in the reserve requirements D. open market operations Is it D?