# Questions Asked onMarch 24, 2017

1. ## college algebra

Aki's Bicycle Designs has determined that when x hundred bicycles are​ built, the average cost per bicycle is given by​ C(x) =0.1x^2−1.4x+8.096​, where​ C(x) is in hundreds of dollars. How many bicycles should the shop build to minimize the

2. ## MAth help connexus

every function pairs __________ output value with one input value A more than one b at least one c exactly one. PLz help

3. ## English

1.Read the following paragraphs from "behind the veil." The street, although why was inconveniently full of strollers passing to and fro. The situation was not helped by the sleek swift cars, which sped by from time to time. They carried wealthy occupants,

4. ## English

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

5. ## Precalculus

Johnny's Tumblers sells plastic cups in bulk for start-up restaurants. Their cost for producing these is modeled by: c(x) = 0.02x^2 + 0.5x + 40 a) Since the marginal cost is found by taking the derivative, the formula for c'(x)= ? (My answer: 0.04x + 0.5)

6. ## Chemistry

Which of the following processes is endothermic? a) H2O (g) --> H2O (l) b) 3O2 (g) + 2CH3OH(g) --> 2CO2(g) + 2H2O(g) c) H2O (s) --> H2O (l) d) O2(g) + 2H2(g) --> 2H2O(g) I a guessing b, since energy has to go into the reaction for water to go from a solid

7. ## Geometry

In a quadrilateral ABCD, AB is parallel to DC and AD is parallel to BC. Find the perimeter of ΔCOD if the diagonals of the quadrilateral intersect each other at pointOand AC = 20 in, BD = 20 in, AB = 13 in Can You Add the Answer,

8. ## chemistry

The following information is given for ether, C2H5OC2H5, at 1atm: boiling point = 34.6 Ã‚Â°C Hvap(34.6 Ã‚Â°C) = 26.5 kJ/mol specific heat liquid = 2.32 J/gÃ‚Â°C At a pressure of 1 atm,__kJ of heat are needed to vaporize a 25.1 g sample of

9. ## English

1.Read the following paragraphs from "behind the veil." The street, although why was inconveniently full of strollers passing to and fro. The situation was not helped by the sleek swift cars, which sped by from time to time. They carried wealthy occupants,

10. ## English

1. Read the following paragraph from "Like the Sun." The incense sticks burnt low. Sekhar's head throbbed with the medley of sounds that had assailed his ear-drums for a couple of hours now. He felt half stupefied. The headmaster had gone nearly hoarse,

11. ## math

An element has a half-life of 30 years. If 1.0 mg of this element decays over a period of 90 years, how many mg of this element would remain? Begin amount is 1.0 elapsed time is 90y half life 30 years n=9/30 n=3 90/2^2 90/8 = 11.25mg thinking it's wrong

12. ## college algebra

A rocket is fired upward from some initial distance above the ground. Its height in​ feet, h,above the​ ground, t seconds after it is​ fired, is given by h=−16t^2+64t-3072

13. ## English

1.read the following sentence from "Wanted: A Town Without a Crazy." " At this point the loony finished his concert, walked among the tables and after collecting fifty pastries from this one, a liea from that and I "Get outa here!" from others, he left,

14. ## Spanish but need super help

Explain how to form the usted form of the imperative of the regular ar verb hablar. Pls help

15. ## Mathematics

A rectangle has been divided into two strips, A and B. The strips have the same width. 2/5 of strip A is shaded. 5/8 of strip B is shaded. The length of the rectangle is 40cm. What fraction of the rectangle is not shaded? Thank you. Joseph.

16. ## Physics

Find the distance of the image when an object is placed on the principal axis at a distance of 10 cm. In front of concave mirror whose radius of curvature is 8 cm

17. ## physics

Consider a plane pulling up from a downward dive. If the plane has a speed of 85 m/s at the bottom of the dive and the radius of curvature of the dive is 240 m, what is the normal force on a 78 kg pilot at the bottom of the dive? A. 770 N B. 790 N C. 1600

18. ## maths

In Mrs chins class 1/3 of the students drank juice, 1/4 of the remainder drank water and the others drank soft drinks a) What fraction of the class drank water? b) If there are 48 students in Mrs chins class how many students drank softdrinks?

19. ## math

choose the appropriate metric unit for the mass of concrete in a section of sidewalk? a:kilogram b:milligram c:gram d:meter

20. ## math

In one day, Factory A produces 1650 video games, while Factory b produces 123 Fewer video games than Factory a a) How amny video games does Factory B produce in one day? b) How many more video games are produced by Factory A than by Factory B in Five days?

21. ## math

Double the difference of 21 and 8, and then add 6 Create the expression using number and symbol

22. ## calculus

Consider the series ∑ ∞ n=1 (13/10^n) Determine whether the series converges, and if it converges, determine its value. Converges (y/n):

23. ## Pre calculus

Write a polynomial function given the zeroes: 11i and -11i

24. ## L.A

Puddle of water Please as soon as you can. Puddle of water, Reflecting tree, cloud, and sky: The gift of new eyes which form describes the poem ? A)concrete poem B)haiku (I pick this one) C)limerick D)narrative poem

25. ## Chemistry

The enthalpy of combustion of benzoic acid (C6H5CO2H) is -3228 kJ/mol. The burning of 1.698 g of benzoic acid in a calorimeter causes the temperature to increase by 2.865°C. What is the heat capacity (in kJ/°C) of the calorimeter?

26. ## english

"You're gonna get really fat if you eat at fast food restaurants all the time.

How would you say the following sentence in Spanish using impersonal se? "One eats very well in Mexico".

28. ## Ellison

A cylinder that contains methane gas is kept at a temperature of 15°C and exert a pressure of 7atm.If the temperature of the cylinder increases to 25°C,what pressure does the gas now exert?

29. ## Science

What causes lightning?

30. ## Chemistry

Write the balanced chemical reaction (showing appropriate symbols and states) for the chemical reaction with enthalpy change equal to ΔHf° [NH3(g)]

The number of bicycles, n, sold at one store in a week is a function of the price, p, in dollars. So n(p) for p > 80. The storeÃ¢â‚¬â„¢s cost, c, in dollars for each bike is a function of the number of bikes the store sells each week. So c(n)

32. ## Social studies

3:Which incentive is non-monetary A:flexible work hours B:buying a suit on sale C:getting cash-back rewards for making purchases with a credit card D:being paid a bonus for dressing well at work I think it might be D?

33. ## Physics

With the center of a meter stick place on a knife edge balance and a 2N weight hanging on its 100cm mark, where should a 5N weight be placed to keep the meter stick in static equilibrium.

If the original bill is 22.50 what will be the final bill after a 15% tip is paid Round to the nearest cent 25.88*** 18.72 3.38 24.75 I already figured out the answer but how would i explain it?

asked by Young Trippy Lil G
35. ## English

I need some serious help with this question. Thank you!!! 8. Social media is used as a form of mass communication in modern society. Consider which communication theories and forms of communication are used to influence consumers. Give two examples.

36. ## Chemistry

A sample of sand initially at 22.3°C absorbs 1.34 x 10^3 J of heat. The final temperature of sand is 67.8 °C. What is the (in g) of sand in the sample? Round to the nearest whole number.

37. ## b.s.c

The chief guest arrived and the meeting began.

38. ## Health

What information would you have difficulty finding on a prescription bottle? a) how many times a day to take it b) the strength of the medicine c) The name of your doctor who prescribed the medicine *** d) the reason you're taking the medicine

39. ## Math

. Given that x²cos y_sin y=0,(0,π). A. Verify that the given points on the curve. B.use implicit differention to find the slope of the above curve at the given point. C.find the equation of tangent and normal to the curve at that.

40. ## Math Measurment unit test

1. find the area of the parallelogram with base b and height h b = 74 h = 14.8 2. Find the area of the triangle (I have the answer please correct it) 28 x 7.1 divided by 2 is 99.4

41. ## ELA

what are three things about milo in the phantom tollbooth

42. ## Fundamentals Of Math

A plumber would like to cut a pipe 60 cm long into two piece. One piece is 10 cm longer than the other. Find the length of the two piece

43. ## math - trigonometry

A bushwalking party leave P and walk on a bearing of 335(degrees) for 11.4km until they reach Q. From Q they walk on a bearing of 65(degrees) for 18.7km at which point they arrive at R. a) What is the distance between R and P to 3 sig. figs.? b) What is

44. ## math

Simplify 0.4(−4.5

45. ## math

if logb C= A, explain why logb 1/c = -a

46. ## maths

i bought two dozen of applesand ate 4 of them . what fraction of number is left over

47. ## Math

A book is in the shape of a right rectangular prism. It measures 812 in. tall, 7 in. wide, and 212 in. thick. What is the volume of the book? 4712 in³ 8012 in³ 14834 in³ 17912 in³

48. ## Math

A 26 long painting is how many yard long

4/5+3/5

50. ## Biology

Fossils are (select all correct choices) * 1. molds and casts of organisms in the past. 2. drawings of ancient animals and other organisms. 3. footprints or burrows of small animals that lived in the past. 4. the preserved remains or traces of organisms

51. ## Math, Algebra

So I've tried for two days to figure out this problem. I tried to ask my friend to help me but she just won't. My parents don't know anything about math, they said so themselves. The first day I tried I cried I got so frustrated. The second day I just gave

52. ## math - consumer arithmetic

Joe and Wendy bought a house costing \$210000. They paid a 35% deposit and borrowed the remainder at a flat interest rate of 7.75% p.a. payable over 25 years. What is the amount of their total monthly instalment?

53. ## math

Students of a standard 4 class planted ochro plants for their CAC project. If the plants increased every week in height by .25 metres every week. How many weeks would it take for the plants to grow to a height of 1 metre?

54. ## math-consumer arithmentic

(second question of 2 that i need help with) A \$25000 loan is repaid over 8 years with monthly instalments of \$391. What was the interest rage (p.a.) changed on the loan?

55. ## Science Earths Evolution

Tell me what you think plz 1.The Reason why it was not a solid planet yet is because Rocks or asteroids were still being formed. All there was were Dust and Tiny Particles were forming the asteroids. This was probably in the Hadean Era Because it was long

56. ## Calculus

A rectangular box has a square base. If the sum of the height and the perimeter of the square base is 14 in, what is the maximum possible volume?

57. ## Algebra

What is an equation of a parabola with the given vertex and focus? vertex: (-2,5); focus: (-2,6) I really need someone to explain how to do this. I am so confused.

58. ## math

Asha wants to buy a smart phone. Three stores have the model she wants advertised as follows: I shack regular price \$5,800. Discount 20% off Mobile-T - Regular price 5610. Discount 1/3 off Cell G - Sale price 3,860 a) What is the cost of the smart phone at

59. ## English

We are currently learning about types of communications in my english class, we were each given a question and I need help with mine. 9. You are working in a face-to-face group and one of your group members offers a suggestion which the group decides not

A uniform-width boardwalk is built around the inside edge of a rectangular parkland that is 10m by 5m. If the boardwalk takes up 20% of the lot, how wide is the boardwalk to the nearest centimetre? I have no idea what to do after figuring out that: Total

61. ## English

A Foreign Service Officer (FSO) is a commissioned member of the United States Foreign Service. --------------------------- Does "the Foreign Service" mean "the Diplomatic Office" or "the US Foreign Ministry?" Are they the same in meaning?

62. ## algebra

5:11 and 6:12 7:13 and 21:39 8:14 and 24:30 10:20 and 20:30 which pair of ratios form a proportion?

A uniform-width boardwalk is built around the inside edge of a rectangular parkland that is 30 m by 5 m. If the boardwalk takes up 20% of the lot, how wide is the boardwalk to the nearest centimetre? I know that the total area= 150m^2 boardwalk area= 30m^2

64. ## AP physics

how do i find the Fnet of 3 planets? the 3 planets are also at angled distance from one another(2d).

65. ## Math 6b

Estimate the sum of a circle with a radius of 27m. Use (22 over 7) for pie A(258 square meters B(1125 square meters C(2291 square meters D(5253 square meters I think C. Thank you

66. ## Math

A uniform width boardwalk is built around the inside edge of a rectangular parkland that is 30 m by 5 m. If the boardwalk takes up 20% of the lot, how wide is the boardwalk to the nearest cm?

67. ## Calculus

For a cylinder with a surface area of 20 20, what is the maximum volume that it can have? Round your answer to the nearest 4 decimal places.

68. ## Math

A local club is arranging a charter flight to Miami. The cost of the trip is \$225.00 each for 75 passengers, with a refund of \$5.00 per passenger for each passenger in excess of 75. How many passengers must take the flight to produce revenue of \$16,000.00?

69. ## Calculus

A box with a square base and no top is to be built with a volume of 6912 in^3. Find the dimensions of the box that requires the least amount of material. How much material is required at the minimum?

70. ## Math

The spinner is divided into equal parts 1, 3, 4, 2. IF you spin it twice, what is the probability that you get a prime number. Explain please.

71. ## Math

When asked a question about age 17, Galixia replied "in three years y age will equal to the sum of my birthday year" what year did it take place answer chhoices a.1970 b.2000 c.1993 d/1990 Ps. Heres the answer (D) Explain please

72. ## Math

A.B a decimal. IF the average of A and B is the decimal A.B, how much greater is A than B? Answer Choices a. 18 b. 20 c. 24 d. 30

73. ## English

A mobile phone is a child’s best friend, a companion who is misguiding a child’s life, ruining every moment a child progresses in their wisdom.

74. ## Math

Following the recent​ census, State​ A, with a population of 13.5 ​million, was allocated 23 representatives. State​ B, with a population of 12.4 ​million, was given 16 representatives. Assume one more representative is to be assigned to one of

75. ## Math

If 4 to the x power is 6 then what is the value of 8 to the power of x answer choice a 8 b 6 time square root of 6 c 9 d 9 times square root of 6 explain pls

76. ## chemistry

A gas sample occupies a container of 25.0 mL with a pressure of 125.1 kPa at room temperature (25.0 °C). The number of moles of this gas in the container is

77. ## Math

If x > |y| > y then which of the following is equal to |x+y| - |X| + |y| answer choices a 0 b 2x + 2y c 2x d 2y

78. ## consumer math

Adam has created a register for the bank account he opened on April 16th. Unfortunately, Adam has made a mistake and cannot figure out where he went wrong. Use the transaction descriptions below to determine where his error is. The account was opened on

79. ## social studies

How did Muslim Turks influence turkey's development? Can someone give me a useful link NO ONE GIVE ME A THE ANSWER PLEASE TRYING TO DO MY OWN WORK!! mrs.Sue can you give me a link

80. ## Science

An element has a half-life of 30 years. If 1.0 mg of this element decays over a period of 90 years, how many mg of this element would remain? Begin amount is 1.0 elapsed time is 90y half life 30 years n=9/30 n=3 90/2^2 90/8 = 11.25mg thinking it's wrong

81. ## science

The small structures in the cell that carry out the cell's activities are known as? The ____ can be described as the basic unit of life The jelly-like substance that fills the cell is called Mitochondria are responsible for

82. ## Calculus

A dog kennel with four pens is to be constructed. The pens will be surrounded by rectangular fence that costs \$13 per meter. The rectangle is partioned into four pens of equal size with three partitions made of fence that costs \$5 per meter. Each pen

83. ## Math

The volume of a triangular prism is 132 cubic inches . The height of the prism is 11 inches. What are the dimensions and base length of the triangular surface

84. ## science

Calculate the root mean square speed and most probable speed for co2 at25°c

85. ## Social Studies

1. In the Second Punic War, (1 point) Carthage attacked Rome.* most battles took place at sea. Carthage defeated Rome. Rome invaded Spain. 2. Who was Cincinnatus? (1 point) a dictator who served 16 days* a dictator in power until his death a plebeian a

86. ## Physics

Equation for d. A car has a speed of 17 m/s how long will it take to go 20 m

87. ## Science

Which word or phrase below best describes the function of the urinary bladder? Filter Storage tank Blender Passageway*** Help me please i am trying to check my test and make sure all the answers are right

88. ## Math

Write a real world context for five to three

89. ## Physics-Heat

Calculate and compare the temperature changes of copper (specific heat of 0.09c/gC) to glass (Specific heat of 0.20 c/gC) when 535 g of each substance are given 1,500c of thermal energy.

90. ## chemistry

Could somebody tell me dose my answer for this question right or wrong for this question.My answer is reverse 2SO2(g) + O2(g) ↔ 2SO3(g) which has Kp = 3.45 x 106 at 600K. In an experiment, SO3 at pressure 125 atm is mixed with SO2 at pressure 0.13 atm

91. ## Chemistry

Calculate the thiocyanate concentration at equilibrium if the irone (III) ion concentration is 0.23 M and the complex ion concentration is 0.625 M t equilibrium. Keq= 138M^-1

asked by CHem test tmrw help pls
92. ## Chemistry

Calculate the thiocyanate concentration at equilibrium if the irone (III) ion concentration is 0.23 M and the complex ion concentration is 0.625 M t equilibrium. Keq= 138M^-1

asked by test tmrw help pls
93. ## Physic

A ball B1 is dropped from the top of a building, one second later another ball, B2 is thrown down with an initial speed of 20.0m/s. The two balls hit the ground at the same time. 1)What is the time it took B1 to teach the ground? 2) What is the height of

94. ## chemistry

Calculate the thiocyanate concentration at equilibrium if the irone (III) ion concentration is 0.23 M and the complex ion concentration is 0.625 M t equilibrium. Keq= 138M^-1

95. ## economics

if the CPI for the year 2004 is calculated as 96.5. compared to the base year what can we say about the general price of goods and services at 2004

96. ## math

which equation has (2 -1) as a solution a y=2x-1 b y=x+3 c y=x-3***** d y=-2x+1

97. ## Biology

Why do mosquitoes like biting the face more than other part of the body?

98. ## math

a water tank is a cubiod with dimensions 40cm by 90cm by 70 cm. the tank is initially empty and is then filled with water which flows from a pipe of cross sectional area 1.2 sqcm at a speed of 3.5m/s. calculate the timein minutes that it takes to fill the

99. ## math

the trip from town A to town B was travel at 5 km/h, and the trip back at 4 km/h. What was the average speed?

100. ## Science

Studies conducted in England during the Industrial Revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely explanation for this difference in height is a difference in

101. ## math

A boy draw the frame of a picture to a scale of 1cm to 15cm.if his drawing has 5cm length and 3cm as breath, what is the actual length and breath of the picture?

102. ## English

the best reason for milo to rescue rhyme and reason is so that A. milo will pass this test and become a hero. B.the demons will be defeated once and for all C.Azaz and the mathemagician will be happy D.the princesses will restore peace and order

103. ## Math

tacy is going to buy a new Kia Saturn for \$17900. After a 5% down-payment the dealership will offer a loan for the remaining value of the car at 2% APR for 5 years. Round all answers to the nearest penny. How much will Stacy have to have for a

The limit limh->0 ((sqrt1+h)-1)/h represents the derivative of some function f(x) at some number a. Find f and a. Please help!

105. ## Math

Samantha is going to buy a new Dodge Saturn for \$20800. After a 5% down-payment the dealership will offer a loan for the remaining value of the car at 3.25% APR for 4 years. Round all answers to the nearest penny. Use Web Loan Calculator to find some of

106. ## math

NEED HELP NOW TALKING TEST NOW HELP!!! Triangle ABC is an equilateral triangle. how many lines of symmetry does triangle ABC have? a 0 b 1 c 3 d 6