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.

asked on December 5, 2017
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

asked on March 27, 2015
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

asked on February 22, 2016
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?

asked on May 11, 2010
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

asked on January 19, 2017
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.

asked on October 18, 2015
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

asked on October 15, 2015
8. geometry

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

asked on March 25, 2018
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

asked on August 1, 2017
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.

asked on March 26, 2015
11. algebra

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

asked on July 1, 2012
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?

asked on December 11, 2014
13. chemistry

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

asked on January 18, 2012
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.

asked on July 31, 2018
15. English

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

asked on January 19, 2017
16. centimeter dot grid

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

asked on April 28, 2016
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?

asked on March 8, 2016
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

asked on June 10, 2013
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

asked on February 21, 2015
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.

asked on February 1, 2015
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.

asked on November 29, 2014
22. Chemistry

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

asked on April 4, 2013
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

asked on October 5, 2014
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?

asked on March 12, 2012
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?

asked on March 20, 2019
26. Spanish: check answers

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

asked on March 21, 2013
27. algebra

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

asked on July 1, 2012
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.

asked on June 18, 2014
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!!

asked on July 13, 2017
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.

asked on April 8, 2015
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!)

asked on September 12, 2012
32. chemistry

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

asked on February 7, 2015
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.

asked on February 5, 2015
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?

asked on July 15, 2019
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,

asked on September 15, 2019
36. math

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

asked on July 25, 2019
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

asked on December 20, 2016
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

asked on March 12, 2012
39. Math

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

asked on February 5, 2019
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

asked on March 18, 2019
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

asked on April 21, 2015
42. English

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

asked on December 9, 2014
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.

asked on March 21, 2013
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.

asked on September 15, 2019
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?

asked on December 17, 2016
46. English

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

asked on December 4, 2016
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

asked on March 12, 2012
48. Life orientation

Six suggestions on how to deal with human rights violation

asked on April 14, 2019
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

asked on February 23, 2014
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

asked on April 22, 2017
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:

asked on September 28, 2006
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?

asked on December 9, 2014
53. Algebra

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

asked on July 1, 2012
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

asked on March 13, 2010
55. social studies

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

asked on October 10, 2012
56. Algebra

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

asked on July 1, 2012
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?

asked on December 9, 2014
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

asked on March 18, 2019
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?

asked on January 16, 2013
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

asked on October 22, 2013
61. chemistry

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

asked on March 12, 2012
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

asked on November 25, 2016
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

asked on September 14, 2016
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

asked on August 10, 2014
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?

asked on July 5, 2013
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?

asked on February 22, 2012
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

asked on January 29, 2011
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

asked on August 10, 2014
69. English

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

asked on February 19, 2014
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?

asked on November 2, 2012
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.

asked on October 30, 2010

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

asked on March 10, 2010
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.

asked on September 15, 2019
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?

asked on November 2, 2014
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?

asked on March 14, 2010
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!!

asked on September 18, 2007
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?

asked on December 16, 2016
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?

asked on January 7, 2015
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?

asked on October 8, 2013
80. math

315 divided by 5

asked on February 28, 2011
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)

asked on March 13, 2010
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

asked on September 14, 2016
83. biology

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

asked on April 10, 2015
84. ss

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

asked on October 30, 2017
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!!

asked on June 3, 2015
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.

asked on November 6, 2013
87. college math

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

asked on April 1, 2014
88. Trigonometry

find all values of theta in the interval 0

asked on May 20, 2012
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)

asked on February 22, 2012
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?

asked on January 11, 2010
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

asked on June 24, 2014
92. Spanish 1

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

asked on February 26, 2013
93. Math/Algebra

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

asked on September 22, 2011
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

asked on October 24, 2013
95. Chemistry

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

asked on March 19, 2012
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

asked on March 11, 2010
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

asked on March 8, 2007
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

asked on December 19, 2017
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

asked on January 28, 2015
100. Chemistry Help

1. Spectroscopic studies of the reaction of azide ion with the cluster [Ru3(CO)12] in acetone solvent confirmed the occurrence of process (i) under a CO atmosphere. Kinetic measurements of this rapid [Ru3(CO)12]+ N3– →[Ru3(NCO)(CO)11]–+ N2(i)

asked on July 26, 2014

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