Most popular questions and responses by Jade
1. ## maths

A fruit drink is made by mixing juice and lemonade in the ratio : 1 : 4 (juice : lemonade) Juice costs £6.00 per litre. Lemonade costs 50p per litre. a) show that 1 litre of the fruit drink costs £1.60 to make. b) The fruit drink is sold for £2 a litre.

2. ## math

Sam is flying a kite. The length of the kite string is 80 meters, and it makes an angle of 75° with the ground. The height of the kite from the ground is... A.20.27 B.61 C.77.27

3. ## physics

Drag race tires in contact with an asphalt surface probably have one of the higher coefficients of static friction in the everyday world. Assuming a constant acceleration and no slipping of tires estimate the coefficient of static friction for a drag racer

4. ## physics

Tarzan, mass 85 kg, swings down on the end of a 28 m vine from a tree limb 4.4 m above the ground. How fast is Tarzan moving when he reaches the ground?

5. ## English

In "A sound of thunder", the butterfly symbolizes A- the fragility of life *** B- spring, rebirth, renewal C- changing into a new being D- lying towards one's dreams

6. ## AP physics

A 65-kg skier starts at rest and slides 30 m down a hill inclined at 12∘ relative to the horizontal. Consider the force of friction on the skier to be negligible. Determine the speed of the skier after sliding 30 m downhill.

7. ## English

Identify the correct sentence. A. Has your cousin and her boyfriend come by to visit you? B. Have your cousin in addition to her boyfriend come by to visit you? C. Have your cousin plus her boyfriend come by to visit you? D. Have your cousin and her

8. ## geometry

Given: LM ∥ KN , KL ∥ NM LP = h­1 = 5 cm, MQ = h2 = 6 cm PKLMN = 42 cm Find: Area of KLMN

9. ## Math

A ship leaves port at 1:00 P.M. and travels S35°E at the rate of 28 mi/hr. Another ship leaves the same port at 1:30 P.M. and travels S20°W at 18 mi/hr. Approximately how far apart are the ships at 3:00 P.M.? (Round your answer to the nearest mile.) I

10. ## Math-Lit 143

Suppose you buy a two-year CD for \$50,000 from First Command Bank. Use the APY from the First Command Bank table to determine how much interest it earns for you at maturity.

11. ## algebra

38 milliamps to amps (Round answer to the nearest thousandth.)

12. ## Physics

a 60-kg student travelling in a car with a constant velocity has a kinetic energy of 1.2 *10^4 J. What is the speedometer reading of the car in km/h?

13. ## chemistry

If you ran silver nitrate on tap water and distilled water,which one may show a slightly positive reaction? Why?

14. ## Geometry

The area of a regular octagon is 25 cm2. What is the area of a regular octagon with sides four times as large? Can someone explain how to do this? I keep getting 2500 but i was told it's wrong.

15. ## English

Gripping the rail, "Lindsey stepped onto the ice". A.) independent clause B.) adjective clause C.) adverb clause D.) noun clause c??

16. ## centimeter dot grid

I have to draw rectangles with a perimeter of 16 cm and I don't know how to do it.

17. ## Physics

A Ferris wheel, 24.0 m in diameter, rotates once every 12.5 s(see the diagram.) What is the fractional change in a person'sapparent weight (a) at the top, and (b) at the bottom, as comparedto her weight at rest?

18. ## statistics

Let x and y be the amounts of time (in minutes) that a particular commuter must wait for a train on two independently selected days. Define a new random variable w by w = x + y, the sum of the two waiting times. The set of possible values for w is the

19. ## math

Amanda's punch recipe : 7 parts mixed fruit juice, 2 parts of lemonade [Question : how much lemonade will she need to make 180 fluid ounces of punch ?]A .140 Fluid ounces or B. 40 Fluid ounces C. 36 Fluid ounces D. 60 Fluid ounces i think the answer is b

20. ## geometry

A model is made of a car. The car is 7 feet long, and the model is 16 inches long. What is the ratio of the length of the car to the length of the model? 4:21 7:16 16:7 21:4 I think it is C.

21. ## Chemistry

During a Breathalyzer Test it was determined that 1.60mg of K2Cr2O7 was consumed by the above reaction. Calculate the number of milligrams of ethanol in the test sample.

22. ## Chemistry

How many grams of CuSO4 * 5H2O are needed to prepare 100mL of a 0.10 M solution ?

23. ## Physics

At t=0 a grinding wheel has an angular velocity of 24.0rad/s . It has a constant angular acceleration of 35.0rad/s2 until a circuit breaker trips at time t = 1.90s . From then on, it turns through an angle 436rad as it coasts to a stop at constant angular

24. ## chemistry

H2SO4(aq) + NaOH(aq)-> Na2SO4(aq) + H2O(l) Consider the unbalanced equation above. What is the concentration of the original sulfuric acid solution if 60.5 mL of the acid reacts with 18.0 mL of 0.110 M sodium hydroxide?

25. ## Math

Mabel has a total of 54 decorative beads. Some are black and some are white. The ratio of the number of black beads to the number of white beads is 7 : 2. How many more black beads than white beads are there?

Questions: 3. Paella is a dish like tacos. a dish made of rice, seafood, and vegetables eaten in Spain. another name for enchiladas. 4. Fast-food restaurants in the Spanish-speaking world are generally very popular with adults. look similar to the ones in

27. ## algebra

1,200 mils to inches (Round answer to the nearest tenth.)

28. ## Math

1. What is the tenth term of the geometric sequence whose first term (a1) is 16 and the common ratio (r) is –½? 2. Given the terms a10 = 3 / 512 and a15 = 3 / 16384 of a geometric sequence, find the exact value of the first term of the sequence.

29. ## math

Two boys weighing 60 pounds and 80 pounds balance a seesaw. How many feet from the fulcrum must the heavier boy sit if the lighter boy is 8 feet from the fulcrum? thank you!!

30. ## Math

The Leaning tower of pisa is 55.9m tall and leans 5.5 degrees from the vertical. If its shadow is 90.0m long, what is the distance from the top of the tower to the top of the edge of it’s shadow? Assume that the ground is level.

31. ## Physics

Leroy, who has a mass of 110 , is skateboarding at 9.4 when he smacks into a brick wall and comes to a dead stop in 0.2. Find his deceleration.Find the force of impact. (ouch!)

32. ## chemistry

at STP , what is the volume of 7.08 mole of Nitrogen gas ?

33. ## algebra

Dorothy is thinking of two numbers. The sum of the numbers is 40 and the difference is 6. write a system of equations and use elimination method to find the two numbers.

34. ## Natural Sciences

The Moon's gravity is one sixth that of the Earth's gravity.If you can jump 1.5m on the Earth's surface , how high would you jump on the Moon's surface?

35. ## physics

Last question from me Suppose the driver in this example is now moving with speed 39.6 m/s, and slams on the brakes, stopping the car in 4.1 s. (a) Find the acceleration assuming the acceleration is constant. m/s2 (b) Find the distance the car travels,

36. ## math

A triangle has an exterior angle of 110 degrees, what is the value of angle x?

37. ## algebra

ental car company charges a base fee of 15.00 plus 0.35 per mile driven which of the following equations models the charge c for renting a car based on the number of miles

38. ## chemistry

CrCl3(s) + AgNO3 (aq)= AgCl(s) + Cr(NO3)3(aq) A 0.750 g sample of impure CrCl3 was removed from a bottle that contained 1.75 g of impure sample. The removed sample was dissolved in water and required 42.5 mL of 0.215 M AgNO3 solution to react with the

39. ## Math

The circumference of a circular table on Beverly‘s porch is 72 pi inches what is the radius of the table

40. ## Accounting

Journal Entry Help GST rate 15% MMT Ltd. completed the following transactions and events in the first month of its operation. June 2018 1 Sole shareholder (Jason) invested \$65,000 cash. 1 Jason contributed a computer, fair value, \$1,495 GST inclusive. 1

41. ## Science

What is the equilibrium concentration of silver ions at 25 degrees C in a 1.0-L saturation solution of silver carbonate to which .20 mole of NaHCO3 has been added? The Ksp of Ag2CO3 is 8.1 x 10-12 at 25 degrees C

42. ## English

In the book dragonwings why doesn't moon shadow attend public school? How is he being educated?

43. ## Chemistry

Identify the atom that increases in oxidation number in the following redox reaction. 2MnO2 + 2K2CO3 + O2 2KMnO4 + 2CO2 *A.) Mn B.) O C.) K D.) C Please show work Thank you.

44. ## physics

A motorist with an expired license tag travels at a constant speed of 17.2 m/s down a street, and a policeman on a motorcycle, taking another 4.08 s to finish his donut, gives chase at an acceleration of 2.71 m/s2.

45. ## Stats: Counting Techniques Fundamental Theorems A

A company has 12 male and 10 female employees, and needs to nominate 3 men and 3 women for the company bowling team. How many different teams can be formed?

46. ## English

What is the purpose of the author using flashbacks in the short story 'penny in the dust'?

47. ## chemistry

Al(s) + H2SO4(aq)-> Al2(SO4)3(aq) + H2(g) Consider the unbalanced equation above. What volume of 0.490 M H2SO4 is needed to react with excess aluminum to produce 1.60 g of Al2(SO4)3? Use a molar mass with at least as many significant figures as the data

48. ## Life orientation

Six suggestions on how to deal with human rights violation

49. ## Finance

Find the APR, or stated rate, in each of the following cases EAR: 12.4 semianually 13.3 monthly 11.0 weekly 14.7 infintely

50. ## Math

Suppose an extra representative will be added to the current total of 15 representatives. Use the apportionment criterion to decide who should get an additional representative. Justify your answer. Subdivision A has 560 residents and 6 representatives in

51. ## Biology

Which one of the following is not a trace element in the human body? a. fluorine b. nitrogen c. zinc d. manganese e. iodine. The human body contains about 2.6% nitrogen. That is way above the percent in the definition of trace elements See:

52. ## English

In the book dragonwings why does windrider break the rules and go after black dog? Why does the tiger genral cooperate with windrider?

53. ## Algebra

2,250 watts to horsepower (Round answer to the nearest thousandth.)

54. ## physics

A space station is shaped like a ring and rotates to simulate gravity. If the radius of the space station is 150 m, at what frequency must it rotate so that it simulates Earth's gravity? [Hint: The apparent weight of the astronauts must be the same as

55. ## social studies

what state can be found at 60 degrees north latitude and 150 degrees west longitude?

56. ## Algebra

32 ½ meters to feet (Round answer to the nearest thousandth.)

57. ## English

In the book dragonwings why does black dog beat up moon shadow? What does the fact that the boy is not angry at black dog suggest or tell you about him?

58. ## Trial Balance

Given the following balances, the total debits in the trial balance would equal: Equipment \$ 37,000 Accounts Payable 2,000 Sales 49,000 Accumulated Depreciation 4,000 Accounts Receivable 7,000 Retained Earnings 16,000 Salary Expense 6,000 Cash 8,000 Share

59. ## math

Jeremy collected nickels for one week. He is making stacks of his nickels to determine how many he has. The thickness of one nickel is 1/4 in. How tall is a stack of 4 nickels? 3 nickels, 2 nickels?

60. ## math

Stephen drove at a constant speed from Town X to Y at 9 A.M.yesterday. Half an hour later Cole drove from Town X to Y at A constant speed that was 30 km/h faster than Stephens. By 9:30 A.m, Stephanie had already traveled 40 km. Cole caught up with Stephen

61. ## chemistry

what are the solute particles present in boric acid (H3BO3)?

62. ## Earth Science

PLEASE HELP! URGENT! 7. Which letter arrows point to hanging valleys? 8. Which letter arrows point to aretes? 9. Name a peak on the map that is a horn. 10. Feature E on the map is composed of glacial till. What type of glacial feature is E, and how did it

63. ## Physics

Having captured a mouse, an owl is flying towards the barn where it lives to enjoy dinner. While approaching the barn at a speed of 6.9 m/s at an upwards angle of 8o above the horizontal, the struggling mouse escapes from the talons of the owl while at an

64. ## PHYSICS

A dockworker applies a constant horizontal force of 71.0N to a block of ice on a smooth horizontal floor. The frictional force is negligible. The block starts from rest and moves a distance 10.0m in a time of 5.50s . If the worker stops pushing after 5.50s

65. ## Chemistry

A tire is rotating 600 times per minute. Through how many degrees does a point on the edge of the tire move in 1 minute? In 1 second?

66. ## College Chemistry

C6H6(l) + Cl2(g) --> C6Cl6(s) + HCl(g) Consider the unbalanced equation above. What is the maximum mass of each of the products that can be formed when 72.5 g of C6H6 and 49.0 g Cl2 react?

67. ## college Chemistry

Popcorn kernals pop independently (i.e. unimolecularly). For one brand at constant temperature, 11 kernals pop in 10 seconds when 240 kernals are present. After 145 kernals have popped, how many kernals will pop in 10 seconds?(Your answer may include

68. ## PHYSICS

Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 62.0∘. Dog A exerts a force of 270N , and dog B exerts a force of 302N . Find the magnitude of the resultant force. Find the angle the resultant force makes with the

69. ## English

Selina Sanchez, together with her colleagues, ________ a competitive market research model for other businesses to follow. (Points : 1) present presents

70. ## geometry

A regular pentagonal pyramid has a side length of 4 mm, an apothem that measures 3 mm, and a height of 4.1 mm. What is the volume of the pyramid?

71. ## Statisitcs

Suppose that X and Y are independent discrete random variables and each assumes the values 0,1, and 2 with probability of 1/3 each. Find the frequency function of X+Y.

In one of my assignments I'm suppose to explain the types of input text in business case analysis. I read my book and the resource book but all it says is that there are more types of input texts than the case study itself. :S I tried searching online for

73. ## physics

I guess this is my last question really don't understand what im writing in wrong when it goes to the quadratic equation. Below is the question: A car traveling at a constant speed of 26.7 m/s passes a trooper hidden behind a billboard, as in the figure.

74. ## chemistry

If you dissolve 236.5 g of (NH4)3PO4 and 166.9 g of K3PO4 in enough water to make the volume of the solution 505.0 mL What is the molarity of ammonium ions and phosphate ions?

75. ## physics

Find the tangential acceleration of a freely swinging pendulum when it makes an angle θ with the vertical. (Use theta for θ and g as necessary.) i tried 2.56 as an answer and it was wrong, so im guessing im suppose to use symbols?

76. ## Physics

One cubic meter of granite has a mass of 2.70E3 kg, and one cubic meter of gold has a mass of 1.93E4 kg. Find the radius of a granite sphere whose mass is the same as that of a gold sphere of radius 1.07 cm. Any help is appreciated!!

77. ## Physics

This is an Oscillations question. A horizontal plate is vibrating vertically in simple harmonic motion at a frequency of 20Hz. What is the maximum amplitude of vibration so that a coin of 0.0080kg resting on the plate always remains in contact with it?

78. ## physics

A dart player throws a dart horizontally at a speed of 13.5 m/s. The dart hits the board 0.32 m below the height from which it was thrown. How far away is the player from the board?

79. ## math

This year, the sum of Mr. Bellini's age and his son's age is 38 years. 4 years ago, Mr. Bellini was 5 times as old as his son. How old is his son this year? How old is Mr. Bellini this year?

80. ## math

315 divided by 5

81. ## physics

A roller coaster has a vertical loop with radius 17.9 m. With what minimum speed should the roller coaster car be moving at the top of the loop so that the passengers do not lose contact with the seats? (how do i go about in solving this)

82. ## physics

Fleas can jump quite high; experiments show that they reach an altitude of 130 times their own height when they jump vertically! Suppose instead that a flea can jump so that it lands a maximum distance of 19.60 cm away. What is the take-off speed for this

83. ## biology

What is the role that sensors play in the maintenance of homeostasis in the human body?

84. ## ss

4. What mountain range became the boundary line set by the Proclamation of 1763

85. ## Math 7

how high is a tree that casts a 25 foot shadow at the same time a 6 foot pole casts a 10 foot shadow? Please help! I don't understand how to solve any problem like this!!

86. ## math

Laundry- detergent \$7.99 T Flower- bouquet \$3.99 T, A grocery store receipt shows 5% state tax due on laundry detergent and a flower bouquet. Does it matter whether the tax is calculated on each separate item or the total cost? Explain.

87. ## college math

The area of a wetland drops by 15 every 9 years. What percent of its total area disappears after 45 years?

88. ## Trigonometry

find all values of theta in the interval 0

89. ## Chemistry

Silver(I) nitrate and sodium sulfate react to form silver(I) sulfate and sodium nitrate. Suppose 45.98 mL of 0.060 M silver(I) nitrate solution and 26.64 mL of 0.10 M sodium sulfate solution are mixed. What is the maximum number of grams of silver(I)

90. ## Math

Back in the old days, couples would enter marathon dance contests to win money. They would dance continuously, with only short breaks for food and drink. Some contests would go on for over a week. How many hours of dancing would there be in a 7-day week?

91. ## Physics

1. A person runs 800. m at an average speed of 6.00 m/s and then the next 800. m at an average speed of 8.00 m/s. Calculate (a) the total time of travel and (b) the average speed. 2. Sam travels by car from one city to another. He drives for 45.0 min at

92. ## Spanish 1

Complete the sentences with the correct form of ir. todos Los Dias, yo ____ a la escuela

93. ## Math/Algebra

dan is 12 inches taller than jay. use X for jay's height. which expression shows dan's height?

94. ## math

Stephen drove at a constant speed from Town X to Town Y at 9 A.M. yesterday. Half an hour later, Cole drove from Town X to Town Y at a constant speed that was 30km/h faster than Stephen's. By 9:30 A.M., Stephen traveled 40 km. Cole caught up with Stephen

95. ## Chemistry

amount of heat generated by the combustion of 245 g of CH3OH in 2CH3OH(l)+3O2(g)=2CO2+4H2O(l)

96. ## statistics

The accounting department at Weston Materials, Inc., a national manufacturer of unattached garages, reports that is takes two construction workers a mean of 32 hours and a standard deviation of 2 hours to erect the red barn model. Assume the assembly times

97. ## algebra

An open-top box is to be constructed from a 6 foot by 8 foot rectangular cardboard by cutting out equal squares at each corner and the folding up the flaps. Let x denote the length of each side of the square to be cut out. 1. Find the function V that

98. ## math

Solve the system by elimination. State whether the system has one solution, infinite solutions, or no solution. x + 3y = –5 4x – y = 6 please help thanks

99. ## Physics

In the annual battle of the dorms, students gather on the roofs of Jackson and Walton dorms to launch water balloons at each other with slingshots. The horizontal distance between the buildings is 36.0 m, and the heights of the Jackson and Walton buildings