# Questions Asked onSeptember 16, 2014

1. ## Business statistics

A new drug that treats patients with anxiety has a 60% success rate in improving the patient’s condition. For a random sample of eight patients taking this drug, determine the probability that: 4.2.1. four patients have improvement in their condition.

2. ## Language Arts

Select the answer choice in which the two short sentences are combined using a subordinating conjunction. Vivian is on a diet. She is eating less pasta. A. Vivian, who is on a diet, is eating less pasta. B. Vivian is on a diet and is eating less pasta. C.

34. ## math

The ratio of girls to boys in the junior high band is 5 to 7. At the beginning of the year, there were 72 students in band. By the end of the year the ratio of girls to boys was 3 to 4. If there are now 48 boys in the band how many girls joined the band

18:162::36:?

42. ## Urgent Spanish Check

_________ postres son deliciosos. El, La, or Las? La?

43. ## c

A hose can fill a swimming pool in 4 hours. Another hose needs 9 more hours to fill the pool than the two hoses combined. How long would it take the second hose to fill the pool?

44. ## curriculum

What are the differences between the responsive component and the productive component in the aesthetic domain? A. Appreciation of natural beauty, appreciation of the fine arts, and the ability to form judgments and preferences are all a part of the

45. ## differential calculus

ANGLE OF ELEVATION A balloon rises at a rate of 4 meters per second from a point on the ground 50 meters from an observer.Find the rate of change of the angle of elevation of the balloon from the observer when the balloon is 50 meters above the ground.

46. ## Science

A student hypothesizes that a goldfish will be more active in a bowl that has red gravel than in a bowl with grey gravel. To test this hypothesis, the student places on goldfish in a bowl with red gravel and another in a bowl with grey gravel. The color of

47. ## Science! Help!

A student hypothesizes that a goldfish will be more active in a bowl that has red gravel than in a bowl with grey gravel. To test this hypothesis, the student places on goldfish in a bowl with red gravel and another in a bowl with grey gravel. The color of

48. ## physics

A ball starts from rest and rolls down a hill with uniform acceleration, traveling 200m during the second 4.8s of its motion. How far did it travel the first 4.8 seconds

49. ## Language Arts

According to the word history, salute comes from a greeting that references. A. The weather B. The time of day C. Someone's job position. D. Someone's well-being Is the answer C?

50. ## Science

Which component of the technological system is achieved when an automobile airbag inflates? A. Input B. Feedback C. Process D. Output Is the answer B?

51. ## math

This is the question and what I have so far is under it. "Given the length of a femur, f, in centimetres, a person’s height can be determined using the equation H=2.4f+61.4, where H is the height of the person in centimetres. Suppose this equation has a

52. ## college algebra

A contractor leans a 23-foot ladder against a building. The distance from the ground to the top of the ladder is 7 feet more than the distance from the building to the base of the ladder. How far up the building is the ladder to the nearest tenth of a

53. ## Physics

A car makes a trip due north for three-fourths of the time and due south one-fourth of the time. The average northward velocity has a magnitude of 25 m/s, and the average southward velocity has a magnitude of 32 m/s. Taking northward to be the positive

54. ## Language Arts

Information in an entry tells you that salute A. Is used only by military personnel. B. Can be used as both a verb and a noun. C. Can be used as both a verb and a noun. D. Is used as a verb but also never as a noun. Is the answer C?

55. ## Science

the density of liquid mercury is 13.53 g/cm3.The density of a solid copper is 8.96 g cm3. would you expect a piece of copper to sink or float when placed in a container of liquid mercury?

56. ## statistics

The researcher in exercise 2 decides to conduct the same study using a within- participants design to control for differences in cognitive ability. He selects a random sample of subjects and has them study different material of equal difficulty in both the

57. ## English

Has anybody read "A Sound of Thunder" by Ray Bradbury? I have, but I just want some confirmation on a couple of sentences.

58. ## Social Studies

Which european country originally dominated what is today florida and southern georgia? A. Spain B. England C. France D. Portugal I think D?

59. ## math

Russell planted a flower bed that is 1.6 square meters Jackie planted a flower bed that is 16 tenths square meters. Draw a quick picture to model the two areas

60. ## chemistry

Calculate the pH and pOH of each of the following aqueous solutions of strong acd or base: (a) 0.010 M HNO3(aq) (b) ) 1.0 x 10-3M Ba(OH)2(aq) (c) 10.0 mL of 0.22M KOH(aq) after dilution to 250 mL (d) 100 mL aqueous solution containing 050 g of Ba(OH)2 (aq)

61. ## Trig

A planes actual resulting ground speed and direction are 550 mph and N26E. A wind is blowing from the northeast. If the pilot is holding a course of N27E how fast is the wind blowing?

62. ## Language Arts

Imagine the plot of the story in which two characters are lost in the mountain's as darkness falls. Which of the following events would intensify the suspense in this story. A. The characters hear a bird singing in the distance. B. One of the characters

63. ## Physics

1. An 80.0-kg astronaut is floating at rest a distance of 10.0 m from a spaceship when she runs out of oxygen and fuel to power her back to the spaceship. She removes her oxygen tank (3.0 kg) and flings it into space away from the ship with a speed of 15

64. ## Calculus

Calculate the average rate of change of the given function f over the intervals [a, a+h] where h=1, 0.1, 0.01, 0.001, and 0.0001. I have no clue how to do this. Any help would be appreciated. Thanks I know I use the formula f=f (a+h) - f (a)/h Then do I

65. ## chem 2

solution is made by adding 0.100 mole of ethyl ether to 0.350 mole of ethyl alcohol. If the vapor pressure of ethyl ether and ethyl alcohol at 20°C are 375 torr and 20.0 torr, respectively, the vapor pressure of the solution at 20°C (assuming ideal

66. ## Math

You complete 3 centimeters on your necklace in an hour. Each hour after the first,you triple the length of the necklace. Write an expression using exponents for the length of the necklace after 3 hours.Then find the length.

67. ## Social Studies

John Locke believed that if government does not protect natural rights, then.. a) Citizens know the government is working because they have safety. b) It breaks the social contract and people can create a new government. c) Citizens should combine the

68. ## trig

A planes actual resulting ground speed and direction are 550 mph and N26E. A wind is blowing from the northeast. If the pilot is holding a course of N27E how fast is the wind blowing I'm just stumped. It's an extra credit question is basically why I'm

69. ## Check This Statistics Homework

1.) Based on a survey of a few thousand people, a newspaper reporter wants to draw conclusions about how a country’s citizens in general feel about the war in Iraq. At this point, is the reporter mainly concerned with data production, displaying and

asked by Beck J
70. ## College Physics

What is the smallest capacitor needed in a computer power supply in order to supply at least 0.2 A of current for 0.35 s after the power goes off? (DATA: Assume that the resistance of all the components of the computer mother board is 5 Ω and it uses a 5

71. ## chem

A cubic piece of metal measures 3.00cmcm on each edge. If the metal is nickel, whose density is 8.90 g/cm3{\rm g/cm}^3, what is the mass of the cube?

72. ## Algerbra

Human body temperatures are normally distributed with a mean of 98.20°F and a standard deviation of 0.62°F if 19 people are randomly selected find the probability that they're mean by temperature will be less than 98.50 degrees Fahrenheit

73. ## Math

Decide whether each equation has one solution, no solution, or infinitely many solutions. 2(x-3)=2x A. One Solution B. No solutions C. Infinitely many solutions Is the answer A?

74. ## Curriculum

Which of the following activities represents the democratic portion of the social studies curriculum? A. Children make a family tree. B. Children learn the layout of the grounds surrounding their classroom. C. Children vote on a name for a class gerbil. D.

75. ## differetial calculus-related rates

LINEAR VS ANGULAR SPEED A wheel of a radius 30 centimeters revolves at a rate of 10 revolutions per second.A dot is painted at a point P on the rim of the wheel. a)find dx/dt as a function of ϴ. b)use a graphing utility to graph a function in part (a)

76. ## phys

A rocket is launched straight up with constant acceleration. Four seconds after liftoff, a bolt falls off the side of the rocket. The bolt hits the ground 6.0s{\rm s} later.What was the rocket's acceleration?

77. ## Physics

A thin straight wire 20 cm in length carries a charge of one microcoulomb. Calculate the electric intensity and potential at a point P on the axis of the wire at a distance of 30 cm from the mid point of the wire.

78. ## science

In general, what would a scientist do after forming a testable question? A. Design an experiment B. Develop a hypothesis C. Draw a conclusion D. Analyze data I think A because he has already done his hypothesis (my original answer. if not, B.

79. ## math

A and B weigh 156 pounds. A and C weigh 171 pounds. How much do they each weigh if the total weight is 255 pounds?

80. ## chemistry

A small quantity of hydrochloric acid and a large quantity of limestone chips (CaCO3) are reacted on a beaker, which was placed on the pan of a balance. The mass of the beaker and its contents were recorded every half minute. (a) Write a chemical equation

81. ## math

The researcher in exercise 2 decides to conduct the same study using a within- participants design to control for differences in cognitive ability. He selects a random sample of subjects and has them study different material of equal difficulty in both the

82. ## physics

A person of mass 60 kg is standing on a raft of mass 40kg in a lake. The distance of a person from bank is 30m. If a person starts running towards bank with velocity 10m/s then his distance from bank after 1s will be ?? And explain with diagram and proper

83. ## english

what does this sentence mean? He would take her there, of course, for he wasn't such a coward that he would mind a little exploring now and then farther in amongst the ever-darkening columns of the tall pines. How would you answer this question according

84. ## chem

if 2.19e-9 mol of 176-W emits 1.07e15 beta particles in 1 hour. what is the decay constant? how do i go about doing this? i know the equation 0.693=kt(1/2) but i don't think that is helpful here

85. ## physics

what is the pressure exerted on the ground by a cube which has a weight of 600n and a side of 1m

86. ## Physics

How do you convert a distance time graph to a velocity time graph. In my first distance time graph, i have 3 curves, two are above the x axis the the middle curve is under the x axis. i am confused on how to change this graph into a velocity time graph

87. ## Calculus

I do not understand what this question is asking and how to get the result for it: "Suppose we have a metal bar of length L0 metres at temperature T0 in degrees Celsius.When the bar is heated or cooled, the length of the bar changes. The amount that the

88. ## physics

A particle is traveling in a straight line at a constant speed of 27.3 m/s. Suddenly, a constant force of 14.3 N acts on it, bringing it to a stop in a distance of 56.4 m.

89. ## PLEASE CHECK ASAP

Thanks for checking 1.D 2.C 3.B 4.C 5.C 1.According to "Michael Faraday's World," which intrigued Michael Faraday? A.automobiles B.airplanes C.photography D.batteries 2.How are the operating room in the Williams story and the atom-splitting lab in the

90. ## Geometry

1)Line RS bisects PQ at point R.find RQ if PQ =14 centimeters. 2)line JK Bisects MN at points J. Find MN if JM = 6 3/4 feet. 3) point T bisects UV IF UT = 4 1/2 yards.

91. ## english

One of the following sentences contains an independent clause and a dependent clause, which makes it a complex sentence. Which is the complex sentence? A. I came home; I saw an envelope in the mailbox. B. After the rain ended, the sky became blue. C. Jenny

92. ## statistics

A standardized test has a mean of 88 and a standard deviation of 12. What is the score at the 90th percentile? Assume a normal distribution. how would I solve? a. 90.00 b. 112.00 c. 103.36 d. 91.00

93. ## math

0.9 x 5.2 / 0.2 x 25 = ? + 120

94. ## Math

A ball is thrown up at the edge of a 550 foot cliff. The ball is thrown up with an initial velocity of 87 feet per second. Its height measured in feet is given in terms of time t, measured in seconds by the equation h = -16 t^2 + 87 t + 550 a. How high

5-(-8)

116. ## Social Studies

3. Which of the following are true about the system of mercantilism? A. It maintains a favorable balance of trade B. The colony produces materials that the mother country cannot produce C. The prosperity of the country as a whole is more important than the

117. ## Physics

A glider of length 10.1 cm moves on an air track with constant acceleration. A time interval of 0.732 s elapses between the moment when its front end passes a fixed point circled A along the track and the moment when its back end passes this point. Next, a

118. ## Math

The rectangles on a quilt are 4 in. wide and 5 in. long. The perimeter of each rectangle is made by a pattern of green thread. If there are 40 rectangles in the quilt, how much green thread is needed?

119. ## differential calculus

a SECURITY CAMERA is centered 50 feet above a 100-foot hallway. it is easiest to design the camera with a constant angular rate of rotation, but this results in a variable rate at which the images of the surveillance area are recorded. so, it is desirable

120. ## Finance

Briefly discuss the concept of relevant cash flows when evaluating a new project

121. ## math

A car going 60 miles per hour set out on a 400-mile trip at 12:00 P.M. Exactly 20 minutes later, a second car left from the same place and followed the same route. How fast, in miles per hour, was the second car going if it caught up with the first car at

asked by Irene Wu
122. ## Social Studies

From which of the following Native American periods has the least evidence been found in Georgia? A. Paelo-Indian B. Archaic C. Woodland D. Mississippian

123. ## math

Frank is 5 years older than Mary. In 5 years, Frank will be twice as old as Mary is now. How old is Mary now?

asked by Irene Wu
124. ## trigo

An airplane travels on a bearing of 245 degrees at an airspeed of 200 kilometers per hour while a wind is blowing 50 kilometers per hour from 140 degrees. Find the ground speed of the airplane and the direction of its track, or course, over the ground.

125. ## Business Letter Evaluation

Should I make any alternations? "To whom it may concern: I am inquiring about your grain-based product line. I already know that the products are gluten-free. However, I was wondering whether the grains used for this line are non-GMO. I understand your

126. ## physics

What physics is involved for a passenger feeling pushed backward into the seat of an airplane when it accelerates along the runway during takeoff?

127. ## math

¿Cuanto le sobra a la mitad de los 3/8 de 5/6 de 24 para ser igual al exceso de 5/2 sobre 1/4 ?

128. ## Physics

A hot-air balloon is rising upward with a constant speed of 2.53 m/s. When the balloon is 5.82 m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground?

129. ## math

Write an algebraic expression the sum of a number and 9 ans: x+9

asked by need help
130. ## Physics

Two cars cover the same distance in a straight line. Car A covers the distance at a constant velocity. Car B starts from rest and maintains a constant acceleration. Both cars cover a distance of 515 m in 229 s. Assume that they are moving in the +x

131. ## Math

A number and its absolute value are equal. if you subtract 2 from the number, the new number and its absolute value are not equal.What do you do about the number?What is possible number that satisfies these conditions?

132. ## math

How to write math paragraph for k+8=5 and, w+12=5 8th grade

133. ## Math

Decide whether each equation has one solution, no solutions, or infinitely many solutions. 3(y-3)=2y-9+y A. One solution B. No Solutions C. Infinitely many solutions I did 3*y 3*3=9 2y=9+4 3-*=-6 x-27 Is the answer A?

134. ## hmsa

Use the fact that speed of light in a vacum is about 3.00×10 to the 8 m/s to determine how many kilometers a pulse from a laser beam travels in exactly 1.5 hour (s)

135. ## Pre-Calculus

Hi! I'm having trouble with this math question; can someone help? Thanks! :) Given the function f(x)=x^2+9, solve. a.) Find f(-3) b.) Find f(x-2)

136. ## English

For one of my homework assignments I had to read 3 different narratives. I then had to choose one of the narrative essays that I had read and explain what the point is with that essay. Can you please read over my answer and let me know if their are any

137. ## Math

Ashley runs around the following track. How many times must she run around the track in order to run a total distance of 4 km? measurements: 100m and 60m

138. ## Early Childhood Education

Inventive spellers typically: A. write only words they are certain can be spelled correctly. B. never learn conventional spelling. C. omit consonants in words. D. progress through a series of stages. Is the answer D.?

139. ## Math

Confused on these but these are my answers. *Not multiple choice* 1) -18 + 4 + x = 9 - 19 *my answer is -10* 2) 32 - 6x + 7x = -15 + 28 *my answer is 13* 3) -4x + 5(x -2) = -16 + 10 *my answer 4* 4) 4.8 + x -5.9 = 3.6 * my answer 4.7* 5) 1/3x + 1/3 (2x -

140. ## English

I have to write a 500-750 word essay using exemplification as a method of development. This is my first draft. Can someone proof read this for any errors and help let me know the areas that I need to work on. Do you think this is a good Exemplification

141. ## Life orientation

What are the factors that cause lack of basic services? Plz help me.

A company has determined that the profit, in dollars, it can expect from the manufacture and sale of tennis racquets is given by P = −0.01x2 + 130x − 180,000. How many racquets should the company manufacture and sell to earn a profit of $174,900? asked by Barbara 143. ## math If k/x=b and b-3=ay, which of the following correctly expresses y? asked by Irene Wu 144. ## College Physics What is the internal resistance of a 15.0 V car battery whose terminal voltage drops to 13.40 V when the starter draws 50.1 A? What is the resistance of the starter? asked by Van 145. ## math The length of an arc of a circle equals 1/8 of the circle's circumference. What is the diameter of the circle if the length of the arc is 3.14? asked by Irene Wu 146. ## math How do I draw this out I am confused? The bridge forms parabolic arch. The span of the arch is 60 m and its center is 10 m above either end. (1) draw sketch of arch, include x and y acts where the vertex is at the origin. Is 10 m the axis of symmetry? What asked by Ayane 147. ## College Physics An uncharged 3.20-μF capacitor is in series, through a switch, with a 5.55-M Ω resistor and a 36.0- V battery (with negligible internal resistance.) The switch is closed at t = 0 and a current of Ii immediately appears. Determine Ii. How long will it asked by Van 148. ## Biology In terms of energy, what is the difference between glucose and ATP? asked by Sara 149. ## Biology Explain the role of a hypothesis in a scientific investigation asked by Sara 150. ## biology Which of the following would NOT likely have occurred without the evolution of photosynthetic organisms? A. Life would be much less diverse. B. Most organisms would have gone extinct due to the increase in oxygen. C. Mitochondria-containing cells would not asked by Mike 151. ## math How do I draw this out I am confused? The bridge forms parabolic arch. The span of the arch is 60 m and its center is 10 m above either end. (1) draw sketch of arch, include x and y axes where the vertex is at the origin. Is 10 m the axis of symmetry? What asked by Ayane 152. ## Physics 1. An airplane is flying with the velocity of 459km/h [E40S], however its ground velocity is 498km/h [E24S]. Determine the velocity of the blowing wind. (Use the vector subtraction diagram and geometry to solve this question). I drew a diagram and tried asked by Tayyabah 153. ## Math There are a few red and a few green balls in a box, Blind folded, you have to take out 7 balls to have a red for sure,and you have to take out 13 to have a ball from both colours for sure. How many green and how many red balls are there in the box? asked by RIZ 154. ## phy An airplane has a mass of 3.41 × 104 kg and takes off under the influence of a constant net force of 3.58 × 104 N. What is the net force that acts on the plane's 89.0-kg pilot? asked by Anonymous 155. ## Economics The key feature of a market system is A. competition. B. profit. C. demand. D. supply. asked by Tre 156. ## Algebra 1--Please, Check My Answers! 1. How did Mesoptamin and Egyptain city states develop concepts of law codes and divine kingship? 2. What was Charlemagne's influence on European civilization? Answers: 1. Hammurabi developed the concepts of law codes in Mesopotamia, while the pharaoh was asked by Victoria 157. ## science suppose you place a 30kg weight 50cm from the pivot, where should the following forces be applied to lift the load (a)a 100N force (b)a 150N force asked by yvonne 158. ## science Suppose you place a 30kg weight 50cm from the pivot where should the following forces be applied to lift the load a)a 100N force b)a 150N force 2)how far will the load in question 1 be lifted if: a)the 100N force moves downwards b)the 150N force asked by yvonne 159. ## Physics A tourist being chased by an angry bear is running in a straight line toward his car at a speed of 5.56 m/s. The car is a distance d away. The bear is 26.6 m behind the tourist and running at 7.69 m/s. The tourist reaches the car safely. What is the asked by Dakkota 160. ## chemistry the temperature of a substance ____ as its heat of fusion is added to melt the substance A. increases B. decreases C. remains constant D. fluctuates from rapid increases and decreases I think it's C asked by Hideko 161. ## Math Mark finished 3/5 of his work in 15 mins how long will it take to finish all of his work? asked by Anonymous 162. ## science dentify the fruit or vegetable you selected and relate the second law of thermodynamics to the changes in energy observed in Appendix C. Consider how did the amount of energy gained compare to the amount of energy lost as heat at the second through fourth asked by januario 163. ## Curriculum The development of fine motor skills requires all of the following except A. criticism. B. maturation. C. practice. D. instruction. my answer is a. asked by Daniela 164. ## Calculus I Suppose we have a metal bar of length L0 metres at temperature T0 in degrees Celsius.When the bar is heated or cooled, the length of the bar changes. The amount that the length changes is proportional to the product of the temperature change and the asked by Anonymous 165. ## math what is the purpose of changing radicals to rational exponent and changing rational exponent to radicals? asked by jessica 166. ## HISTORY The Pennsylvania Dutch (“Deutsch”) were A. Dutch settlers in Pennsylvania B. Pennsylvania settlers in Holland C. Catholics who moved from Holland to Pennsylvania D.wiped out by religious persecution E.a mixture of German Lutherans, Mennonites, asked by Anonymous 167. ## Language art Are the words " knowledgable and "daring" nouns in the sentence --" readers admire his knowledge and daring I think readers are nouns but why would knowledge and daring be nouns. asked by Olga 168. ## Physics a football is kicked in 36 meter per second and 30 degree angle with land.After 1 second,how much it's velocity will ? asked by Sabbir 169. ## cross product Explain how to solve the proportion 14/9=x/54 using cross products asked by Armin 170. ## Math The profit in dollars in producing x- items of some commodity is given by the equation P = - 37 x^2 + 1073 x - 7548 . How many items should be produced to break even? (If there are two break-even points, then enter the smaller value of x. Your solution may asked by Irina 171. ## math My 3 digit number has a 4 in the hundreds place.It has a greater digit in the tens place than in the ones place.The sum of the digits is 6.What is my number? asked by Alvaro 172. ## history what ideas is about dividing government into legislative judicial and executive branches asked by lina 173. ## introduction to economices How can the law of demand be explained with the help of SE and IE? asked by Thuviraj 174. ## Physics please help How do I convert a distance time graph into a velocity time graph. I am given a distance time graph with three curves but i am not sure how to calcualte the area of them to get the velocity time graph. asked by Dan 175. ## physics A block of weight 30.1 N is hanging from a rope. The tension in the rope is 18.8 N, pulling upward on the block. What is the magnitude and direction of the acceleration of the block? asked by Anonymous 176. ## physics A block of mass 4.69 kg is hanging from a rope. The tension in the rope is 33.8 N, pulling upward on the block. What is the magnitude and direction of the acceleration of the block? asked by Anonymous 177. ## chemistry Suppose you were instructed to prepare 100. g of 14.5% CaCl2 solution, you would need Blank 1 g of CaCl2 and Blank 2 g of water. asked by Anonymous 178. ## PHI208 week 4 media quiz Of the following, which is the most estimate of the amount of days Phil Conners(bill Murray) was stuck in the loop? (From ground hog day) asked by Jessica 179. ## Corresponding Angles and Corresponding sides What is true about corresponding angles and corresponding angles and corresponding sides of similar figures? asked by Armin 180. ## physics Question: The swim portion of a triathlon takes place in a river and is an out-and-back course. The river has a steady current that is 0.400m/s and the athletes swim against the current for 750m before turning and swimming with the current for the second asked by Sydney 181. ## curriculum Which of the following is is not likely to be an effective method of enhancing auditory skills? A. Asking children to follow a set of 20 verbal instructions B. Making available audio recordings of stories with interactive headphones C. Playing a game like asked by Daniela 182. ## math Minnie has 6 country cds and 5 rock cds amanda has 5 rock cds and 6 country cds who has more cds explain asked by sharon 183. ## HISTORY 5-7. Among the motives behind England’s development of New World colonies were (circle three) A. overcrowded cities B. religious controversies C. unemployment D. Yankee stadium E. threats from Germany I think it's A, B, & C? asked by Anonymous 184. ## Organic chem Extraction of caffeine from tea What is the name used for the mixture of the upper and lower layers that did not completely separate when you allowed the mixture to settle? What type of compound could cause the layers not to separate cleanly? If you obtained a poor separation of your asked by Kimberly 185. ## Chem-Extraction Lab Why is dichloromethane not a good choice for re-crystallization of the caffeine? How could you determine that the product you had obtained was caffeine? Thanks! asked by Nano 186. ## spanish quien le recomendo ese plato? su tio Su tio se lo recomendo. is the answer i first did. Mi tio me lo recomendo was the second. i am on the last allowed attempt and i am not sure what else to do. asked by ana 187. ## Math 12+9m=-4(-6m-3) Can some one plz help me and show me how. To do this because I try so many things and got 2different answer asked by Rian 188. ## math Michelle is now 50 miles ahead of John. Michelle is travelling at a constant rate. John is traveling in the same direction, at a rate 10 miles per hour faster than Michelle. In how many hours will John catch up to Michelle? asked by Irene Wu 189. ## Physics A glider of length 10.1 cm moves on an air track with constant acceleration. A time interval of 0.732 s elapses between the moment when its front end passes a fixed point circled A along the track and the moment when its back end passes this point. Next, a asked by Karen 190. ## Statistics Hi! I had this one last question on my homework that I wasn't sure about, but, I need someone to check this for me and see if this is right. Thanks so much! Question: The study that looked at prevalence of various appliance in homes in 2001 made a asked by Beck J 191. ## health care administration I need some advice on what are some health care products. The only thing I come up with is Q-tips and liquid bandage. Any ideas? The assignment is how the four P's influences the success of the product. I know how to do this. asked by mary 192. ## Algebra 2 what is an equation for each vertical translation of y=2x-1: 3/5 units up f) y=2x-2/5 g) y=2x-1/5 h) y=2x-8/5 I) y=2x+1/5 asked by Alice 193. ## high schol sarasota cell theory asked by pedro vasquez 194. ## Algebra 2 what is an equation for the vertical translation of y=2x-1: 3/5 units up f) y=2x-2/5 g) y=2x-1/5 h) y=2x-8/5 I) y=2x+1/5 asked by Alice 195. ## math perform the division 5-7r^2+r^4/r^2-2 asked by jhaz 196. ## Algebra Express g(f(x)) and f(g(x)), if they exist, as sets of ordered pairs. f= {(3,8),(2,5),(4,-5),(9,3)} g= {(9,2),(-5,3),(5,9),(8,10),(1,9)} asked by Anonymous 197. ## Math a camera's focal length, F, is related to the distance from the subject, S, and the image distanc, I, by the equation 1/S+1/I=1/F Please show all your steps! thanks you asked by Sunny 198. ## chemistry 25. Which of the two reactions, A or B is a neutralization reaction? Explain why. A. HBr + H2O = Br- = H3O+ B. HClO + NaOH = NaClO + H2O 26. A. Look at the reaction again. when this reaction is reversed. Br- + H3O+ = HBr = H2O what substance is the acid, asked by Sierra 199. ## math help find the ratio of the volume to the surface area of the rectangular prism shown. L= 4x+8 W= x+2 H= 2x+4 please show all your steps please!! asked by Sunny 200. ## grammar correct the ten mistake and write out the paragraph. the best girl at sport in the class is my best friend. last year she won two medals for swimming it was when we had a huge swimming gala at the bath in town. everyone in the lower school was there,and asked by suhail azmi 201. ## Math 160,656 underlined is 1 asked by Faith 202. ## algebra II need set notation for two step inequalities. problem is -4-5v5. if that's true, then how do u do set notation for answer? have 80 set notations to do and need to know how to do this by example asked by lacy 203. ## Math 2-(b-a) use a=4, and b = 4 asked by Anonymous 204. ## business i have a question about Montana's franchising. we were asked to find out about Montana's cookhouse ongoing fees and the profit and revenue for it. I cant find anything about it online. So i wanted to ask about approximately what would the numbers be asked by miller 205. ## college algebra An advertising company orders a poster that is 342 square feet. If its length is 1 foot greater than its width, find the dimensions of the poster. asked by Anonymous 206. ## Scientific Method Put the following in the correct order. Report results Determine if hypothesis is true Do background research Construct a hypothesis Collect data Analyze results and draw conclusions Design and implement an experiment State the problem / ask questions asked by Please Help 207. ## math Area=3x2 +5x -2 FInd length and width of the rectangle asked by Anonymous 208. ## Life orientation What are the factors that cause lack of basic services? Plz help me. asked by Anonymous 209. ## Virtual Newspaper, Feedback Please? So I want to submit this for my Virtual Voice school paper. Any touch-ups I should do? September is awareness month for many illnesses. A purple ribbon represents many awareness’s as well. One of the many illnesses is called Chiari Malformation. Ever asked by Katt 210. ## Algebra -2x^4+9=3x+5 Round two decimals asked by Anonymous 211. ## Math You have just isolated a new radioactive element. If you can determine its half-life, you will win the Nobel Prize in physic. You purify a sample of 2 grams.One of you colleges steals half of it, and 3 days later you find that 0.1 grams of the radioactive asked by Eric 212. ## World History--Please, help me! (Ms. Sue) 1. How did Mesoptamin and Egyptain city states develop concepts of law codes and divine kingship? A: ? 2. What was Charlemagne's influence on European civilization? A: ? asked by Victoria 213. ## math The markdown price of a computer game was$45.00, which represented 75% of the original selling price. What was the original selling price?

asked by Irene Wu
214. ## Math

A doctor writes a prescription for 20 mg of Tobramycin antibiotic saline solution. The solution is to be injected intravenously one time a day. On hand we have a 30 mg/2 ml vial of Tobramycin.

215. ## Math (Ms. Sue!- my new answers)

My new answers! 3) -4x + 5(x -2) = -16 + 10 *my answer -6* 4) 4.8 + x -5.9 = 3.6 * my answer 4.7* 5) 1/3x + 1/3 (2x - 15) = 3 1/2 * my answer is -3 9/15

216. ## chemistry

does the amount of rainy days in a month affect number of mosquitoes iv: amount of rainy days dv: number of mosquito

217. ## math

A father can do a job in a certain number of hours. His son takes twice as long to do the job. Working together, they can do the job in 6 hours. How many hours does it take the father to do the job alone?

asked by Irene Wu
218. ## ALG 1

art A: Explain why we do not measure the rate at which water flows out through a shower head in cubic meters per second? In your explanation, use reasoning based on appropriate units to model this situation. (5 points) Part B: What are the two quantities

219. ## Pre-Calculus/Trigonometry

Help please Which of the following is the equation of a line that passes through the points (2,5) and (4,3)? y = -x + 7 y = x + 7 y = 2x + 5 y = -2x + 5

220. ## Chemistry Urgent Help Please!

Give two means other than crystallization from a solvent that may be used to purify an organic solid. Explain Pleaseeeee!!!!!!!!!!!!!

221. ## Math quadratic word problem

The base of a triangle is 4cm shorter than twice the altitude, find the dimensions if the area is 80sqcm. this is work x(2x-4)=80 2x squared - 4x=80 2x squared -4x-80=0 (2x 8)(x-10) =0 so x= -8 and x=10 my classmate told me its wrong so can you pls help

222. ## math

what is the temperature at the top of the stratosphere if the sea level temperature was 22 degrees and air temperature decreases 6 degrees every 1km

223. ## Algebra

U = 1,2,3,4,5,6,7,8,9,10 Q=3,6,9 What is Q prime? My answer is 1,2,4,5,7,8,10

224. ## College Physics

A circuit consists of 3 components connected between 2 terminals: A 6 V source, a 90 Ω resistor and a 0.01 F capacitor. The capacitor is initially uncharged. The voltage source is turned on. What is the voltage across the capacitor after a very long time?

225. ## Poetry Check Please?

In my writing group, we all received something to write a poem about, and a paragraph or so on why we did how we did. I received Depression/Suicidal Thoughts. Suicide Love Letter This is a love letter To my blade Thank you honey For showin me im sane This

226. ## Physics

Force acting on conductor when placed in magnetic field from east to west horizontal component is 3.0 and current is 10A

227. ## Chemistry

A runner's average stride length is 41 inches. She takes 28 strides in 10.0 seconds. How many minutes does it take her to run 5.0 km?

228. ## math

Find the missing number please 1,8,27,?,125

229. ## Algebra

Write the solution to the inequality in set builder notation. 9t - 4 > 32 My answer is (t I t > 4)

230. ## Chemistry

To drain a round swimming pool that is 18.0 ft wide and 3.75 ft deep, a worker uses a pump that can move 7.58 gallons of water per minute. how many minutes will it take to drain the swimming pool?

231. ## Math

Betsy is making a flag. she can choose 3 colors out of red, white, blue, and yellow. How many choices does she have?

232. ## Finance

we have two stocks Stock A and Stock B, Both stocks have the same expected rate of return 11%, but have different Standard Deviation 12%, and 20% respectively. based on the information above can we conclude that any rational risk-averse investor will add

233. ## Math

1)At 1 p.m., Lin records an outside temperature of –14.8°F. At 3 p.m... she records the outside temperature and notices the temperature had increased by 22.6 degrees. What was the temperature that she recorded at 3 p.m.? ( no multiple choice) *my answer

234. ## math

If the area of something is known how do you find the length?

235. ## Math Proof:

Let a,b exist in the reals with a

236. ## math

What does least common multiple mean

237. ## Chemistry

Find the theoretical and actual yield of 25.0g Pb(NO3)2+15.0g2NaI=PbI2+2Na(NO2)

238. ## algebra

trinomal and binomial help please (s^2+4) (s-1)=

239. ## Math

Round two decimals -2x^4+9=3x+5

240. ## math

x^3-18x^2+80=0

241. ## Math

Problem: Given any 3 non-collinear points, find the equation of the circle that contains them. 1. You need to select 3 non-collinear points, to use in the solution. The first point will be in quadrant 1, so choose a point with x and y coordinates between 5

242. ## math

write an algebraic expression: the sum of a number and 9 ans: x+x+9

asked by need help
243. ## math

Write an algebraic expression twice the sum of 15 and a number ans: 2(a+15)

asked by need help
244. ## Math

Determine the sum of the infinite geometric series 28 + 14/3 + 7/9 + 7/54 ?

245. ## Algebra help

7x^2=8x Solve using the quadratic formula

246. ## Math

Consider the arithmetic series 7 + 19 + 31 + 43 + 55 + pr004-1.jpg. a) How many terms are less than 1000? (3 marks - show your work) b) How many terms are less than 2000? (3 marks - show your work)

247. ## Coordinate Algebra

Write an equation in point-slope form for the line through the given point with the given slope. (5,4):m=-3

248. ## Chemistry

What is the molar number of PbI2

4X/5+1/7=8

250. ## maths

Find missing number 76,47,29,18,11,7, ?

251. ## English

It doesn't pay for us to even touch the grass. What does "it doesn't pay for us" mean?

252. ## Coordinate Algebra

Suppose y varies directly with x. If y = 6 when x = −2, find x when y is 9.

253. ## Coordinate Algebra

A seedling grows at a rate of 1.5 cm each week. Before the seedling was planted in the ground, it measured 7 cm. Write an equation that model’s the flower’s height h after x weeks. What does the y-intercept represent?

254. ## Sublette

An appellate court that hears an appeal on a money laundering case from a district court

255. ## Finance/Economics

You can invest your money in a taxable corporate bond paying 10% interest or a tax-free municipal bond paying 7% interest. Which would pay the higher after tax interest if you are in the 28% tax bracket?

256. ## Biology

Put the following in the correct order. Report results Determine if hypothesis is true Do background research Construct a hypothesis Collect data Analyze results and draw conclusions Design and implement an experiment State the problem / ask questions

identify three aspects of a company's financial health that stakeholders are interested in. Describe a financial ratio that is useful in measuring each aspect.

258. ## Math

Mark finished 3/5 of his work in 15 mins how long will it take to finish all of his work?

259. ## Math

Mark finished 3/5 of his work in 15 mins how long will it take to finish all of his work?

260. ## chemistry

What is the difference between two bunsen burner experiments?

asked by bing bong boo
261. ## Geography

What can we infer about a country based on its GDP? Why is the HDI a better way to compare countries than other indicators above e.g gdp, primary school enrollement etc;

262. ## Curriculum

_______ awareness describes the perceptual motor skills most closely associated with understanding how the child's own body is in space (up/down, on/off). A. Balance B. Figure-ground C. Directional D. Temporal my answer is c.

263. ## English

Rewrite: I went to town. Start with: Went.....

264. ## Curriculum

Which of the following is not something to be considered when selecting a theme for a particular group of children? A. The availability of resources B. The relevance of the topic to the children C. Curriculum requirements D. Whether it involves technology

265. ## math

Confused!! None of these questions are multiple choice. 1) -18 + 4 + x = 9 - 19 2) 32 - 6x + 7x = -15 + 28 3) -4x + 5(x -2) = -16 + 10 4) 4.8 + x -5.9 = 3.6 5) 1/3x + 1/3 (2x - 15) = 3 1/2 I have to find x for all of them, but I'm not sure what to do