# Questions Asked onMay 3, 2016

The graph above shows the number of students receiving A's in each grade at Bridgeport Middle School. Which statement is true? A: The scale on the first graph does not distort the lengths of the bars. B: The second graph shows greater changes in the number

2. ## Geometry/Trig

In triangle ABC, A is a right angle, and m b=45 degrees. What is the length of BC? If your answer is not an integer, leave it in simplest radical form. a. 16 ft b. 16 sq 2 ft c. 16 sq 3 ft d. 32 ft I'm really confused as to how to do this... Could someone

3. ## English

Identify a theme in Dragonwings analyze and explain how the author develops the theme over the course of the novel through the characters and plot be sure to use evidence from the beginning middle and end of the story to support your ideas.

asked by pllllllsssss heeellllppppp
4. ## language arts

1. What is the prepositional phrase in the sentence: The family drove to the store. a. the family drove b. drove to the store c. the family d. to the store *** 2. What is the appositive phrase in this sentence: My mother, Rebecca, loves to eat pumpkin pie.

5. ## Chemistry

If 455-ml of 6.0 M HNO3 is used to make a 2.5 L dilution,what is the molarity of the dilution?

6. ## math

Due to inflation there were two demand increases. After the second increase the price for a certain item became twice as big as the original. By what percent was the first increase, if the second increase was 25%? can you solve this fast

7. ## math

During last year the number of students in RSM increased by 100%. This year, the number of students increased by 150%. What percent of the number of students now was the number of students two years ago?

8. ## Economics

A monopoly firm faces a demand curve given by the following equation: P = \$500 − 10Q, where Q equals quantity sold per day. Its marginal cost curve is MC = \$100 per day. Assume that the firm faces no fixed cost. You may wish to arrive at the answers

1. A bag contains 9 green marbles and 11 white marbles. You select a marble at random. What are the odds in favor of you picking a green marble? a. 9:20 b. 2:9 c. 11:9 d.9:11 my answer is d? 2. A bag contains 5 green marbles, 8 red marbles, 11 orange

10. ## urgent math

1. Simplify the expression 7^9/7^3 a.7^3*** b.7^6 c.7^12 d.1^6 2. Simplify the expression z^8/z^12 a.z^20 b.z^4 c.1/z^-4 d.1/z^4 3. Simplify the expression (-3^4)/(-3^4 a.(-3)^1 b.0 c.1 d.(-3)^8 4.Which expressions can be rewritten as 1 over the base

1.Justin writes the letters I-L-L-I-N-O-I-S on cards and then places the card in a hat. What are the odds in favor of picking an I? a. 5:3 b. 3:5 c. 3:7 d. 1:2 my answer is b? 2. Justin writes the letters I-L-L-I-N-O-I-S on cards and then places the cards

12. ## math

Jack's credit card statement showed these items: Last Balance Payments Finance Rate New Charges \$95.85 \$45.00 1.5% \$345.90 What is Jack's new balance?

13. ## Math

Solve the system of equations algebraically . show all your steps. Y=x^2+2x Y=3x+20

14. ## Math

Solve the system of equations algebraically. Show all of your steps. Y=x^2+2x y=3x+20

15. ## Chemistry

What is the empirical formula of benzene, C6H6? I know how to find empirical formula; as long as you know the moles, you can find the ratio and thus the empirical formula. But the question provides nothing and I can only find the Mr? The answer from the

1.Justin writes the letters I-L-L-I-N-O-I-S on cards and then places the card in a hat. What are the odds in favor of picking an I? a. 5:3 b. 3:5 c. 3:7 d. 1:2 my answer is b? 2. Justin writes the letters I-L-L-I-N-O-I-S on cards and then places the cards

17. ## English

What makes Anne Frank a complex person? I am writing an essay about Anne Frank and that is a question I had in mind.

asked by Twenty One Pilots fan
18. ## math

Stock worth \$60 a share dropped in value by 20% on Monday, then, again by \$10 the next Tuesday and, finally, increased by 55% the following Friday. What was the final price of a share?

19. ## English

What does Annie's dialogue in the passage reveal about her character? A) she is proud and indifferent. B) she is sarcastic and cynical. C) she is timid and nervous. D) she is confident and persistent. Please help me. I've been stuck on this practice

20. ## Math

3. Which number line shows the approximate location of √56? (On number lines) 8 7.5 7 6.5

asked by A boy who just needs some homework help

A Surprising Point of View: A Television Play in Two Acts Characters: (in order of appearance) 1. JASON: a boy of about 14. He is a student in Ms. Smith’s English class. He regularly misbehaves in order to get attention, and he doesn’t apply himself to

22. ## math

The roof of a factory rises vertically 6ft through a horizontal run of 27 ft. What is the pitch of the roof?

23. ## Social Studies

After the fall of communism, which type of economy was implemented in Russia? command market** socialist market free market mixed market

24. ## Algebra

The Blackbird Oil Company is considering the purchase of 20new jumbo oil storage tanks. The standard model holds 12,000 gallons. Its dimensions are 4/5 the size of the similarly shaped jumbo model, that is, the ratio of the dimensions is 4:5

25. ## Geometry (check my work)

A scoop of ice cream shape like a sphere with a diameter of 6 cm is placed on an ice cream cone the has a diameter of 5 cm and a height of 9 cm, show that the cone is or is not big enough to hold all of the ice cream when it melts ? Answer- I said the cone

26. ## Language Arts

From the story from Joe Magarac, Man of Steel 10. Why do the people in the crowd mimic and mock the man from Johnstown in Selection 2? A.He acts as if he has won the contest, but he cant move the weight at all B. He bows at the crowd in the hope that Mary

asked by Connexus student help
27. ## Social Studies (please check Ms. Sue)

Please check this. Thanks!!! 1. How did President John F. Kennedy most support civil rights? a. He favored voting rights laws.*** b. He organized a march. c. He established the Peace Corps. d. He rode "freedom buses." 2. Which of the following was a result

28. ## MATH HELP ASAP

identify the sequence as arithmetic, geometric, or neither 3, 4.5,6,7.5,...

29. ## maths

A town y is 200km from town x in a direction 040 degree.How far is Y east of x

30. ## Math

The federal government requires a car manufacturer to have a minimum miles per gallon (mpg) average over the models it makes. Suppose that the mpg’s for the five models of a manufacturer are 19, 21, 22, 28, and 18, and the government requirement is 27

1. the probability of a basketball player hitting a foul shot is 1/3. how many shots would you expect her to make in 90 attempts. a. 30 b. 60 c. 3 d. 45 my answer is b? 2. simplify 8P3. a. 42 b. 336 c. 40,432 d. 56 my answer is d? 3. how many ways can 4

32. ## physics

A 10 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 100 N parallel to the incline, which makes an angle of 20 degrees with the horizontal. If the coefficient of kinetic friction is .40 and the crate is pulled a

asked by wency siatula
33. ## Science

1. Which of the following is the correct definition of minerals? A) A naturally occurring, inorganic solid that has a crystal shape and definite chemical composition. B) A naturally occurring, inorganic solid that forms through crystallization of melted

34. ## math 1324

a natural history museum borrowed \$2,000,000 at simple annual interest to purchase new exhibits. Some of the money was borowed at 7%, some at 8.5%, and some at 9.5%. Use a system of linear equations to determine how much was borrowed at each rate if the

35. ## forces and motion

Which of the following pairs of objects would have the strongest gravitational pull? two buildings in the same city ← two tall buildings in different cities two stars very far away from each other two stars very close to each other

1.Justin writes the letters I-L-L-I-N-O-I-S on cards and then places the card in a hat. What are the odds in favor of picking an I? a. 5:3 b. 3:5 c. 3:7 d. 1:2 my answer is b? 2. Justin writes the letters I-L-L-I-N-O-I-S on cards and then places the cards

37. ## science

Tom is markina locations of active volcanoes on a world map explain how the locations of the volcanoes are related to Earth's plates

38. ## math

estimate the area of the circle to the nearest unit (in the middle of the circle there a dot with a line through the sides and says 46 cm

39. ## geography/social studies

PLEASE HELP ME if you were an entrepreneur, which european country might be the best place to start your new business? explain your reasoning

40. ## history

how does novikov describe the united states ?what evidence does he use to support his description

41. ## Math

f(x) = tan x / sin x Find the vertical asymptote. Describe its behavior to the left and right of the vertical asymptote.

42. ## Trig

find the equation for the cosine function that has an amplitude of 3/5, a period of 3pi/2 and a y-intercept of 5.

43. ## Statistics

You buy a lottery ticket to a lottery that cost \$10 per ticket. There are only 100 tickets available to be sold in this lottery. In this lottery there are one \$500 prize, two \$100 prizes, and four \$25 prizes. Find your expected gain or loss. Do you still

44. ## Language Arts

From the story from Joe Magarac, Man of Steel 10. Why do the people in the crowd mimic and mock the man from Johnstown in Selection 2? A.He acts as if he has won the contest, but he cant move the weight at all B. He bows at the crowd in the hope that Mary

Please show me all the steps to solving the problem also you can use comment field to explain the work QUESTION: a box contains 95 pink rubber bands and 90 brown rubber bands. you select a rubber band at random from the box. find each probability. write

46. ## English

The Importance of Being Earnest by Oscar Wilde. From Act I, Scene 1. how are the characters jack and algernon developed through the use of dialogue? how are these characters similar? how are they different? support your answer with evidence.

asked by Alexia Smith

Jennifer writes the letters M-O-N-T-A-N-A on cards and then places the cards in a hat. What is the probability of picking an M? a. 1/6 b. 1/7 c.6/1 d.7/1 my answer is b?

A spinner is divided into 10 equal sections numbered from 0 to 10. you spin the spinner once. what is P ( divisible by 3)? a. 1/3 b. 1/2 c. 2/5 d. 3/10 my answer is d, is that correct?

49. ## Chemistry

what salt results from the neutralization of phosphoric acid with potassium hydroxide? would it be: 3NaOH + H3PO4 -> Na3PO4 + 3H20 OR H3PO4 + sKOH -> K3PO4 + 3 H2O

50. ## Science

Calculate the mass of silver deposited when a current of 2.6 A ls passed through a solution of silver salt for 70 minutes. (Ag=108; 1 faraday=96 500 c)

Please show me all the steps to solving the problem also you can use comment field to explain the work QUESTION: a box contains 95 pink rubber bands and 90 brown rubber bands. you select a rubber band at random from the box. find each probability. write

52. ## math

. At a concert, 20% of the audience members were teenagers. If the number of teenagers at the concert was 360, what was the total number of audience members?

53. ## LA

There's good news and bad news about grizzly bears in the American West. The good news? Their numbers have been increasing in recent years. In 1975, grizzlies made the threatened-species list under the federal Endangered Species Act. The bad news? Some

54. ## science

A small fish in the Pacific Ocean watches a shark swim by a large rock a few meters away. Which of the following is the the reference point in this scenario? A. Shark B. Large rock C. Water D. Pacific Ocean Is the answer C?

55. ## math

Consider the distribution of heights of all the players in the National Basketball Association. What would you expect the shape of the distribution to be? A. Skewed right B. Skewed left C. Symmetric D. Multi-peaked Answer : A

56. ## Algebra

How to solve this problem √363−3√27 Need step by step instructions. Thanks, Kaai97

57. ## MATH

Two cell phone companies have different rate plans. Runfast has monthly charges \$25 plus \$10 per gig of data. B A &D’s monthly charge is \$18 plus 15 per gig of data. Your task is to determine under what circumstances each company has the better pricing.

58. ## Math

There is an expression some people use that says, “What you put into it is what you get out of it.” People might use this expression to describe your skills at a sport or activity and how that relates to the amount of time and effort you spend

59. ## Chavan

How many optically active isomers are possible for C5H11Cl

60. ## Math

A cannon ball is shot out of a cannon buried 2m in the ground. The height of the cannonball can be approximated by the equation h=-5t^2+35t-2 where is the height of the cannonball in meters and t is the time in seconds. a)how long will it take the

asked by Math Man
61. ## math

The roof of a home rises vertically a distance of 8 ft through a horizontal distance of 12 ft. Find the pitch (slope) of the roof plz help ASAP

62. ## Calculus

Approximate the change in the lateral surface area(excluding the area of the base) of a right circular cone fixed height of h = 6m when its radius decreases from r=9m to r=8.9m (S=(pi)r sqrt(r^2+h^2)).

63. ## Art

1. Why would knowledge of mathematics be useful to an architect? A Help the architect to determine the best building site B Help the architect to determine the best building materials C Help the architect to determine measurements of building materials D

64. ## language arts

The passage is The Miracle Worker by William Gibson. Kate. Miss Annie. Annie. No. Kate (a pause). It’s a very special day. Annie (grimly). It will be, when I give in to that. [She tries to disengage HELEN’S hand; KATE lays hers on ANNIE’S.] Kate.

65. ## physics

a bullet is fire in a horizontal direction with a muzzle velocity of 300m/s in the absence of air resistance, how far will it have dropped in travely a horizontal distance of(a)20m?(b)40m?(c)60m? how far will it drop in one second

66. ## Math -Trig

Determine the exact value if cot(3pi/4) using special triangles. I don't understand how it could be 1/tan3pi/4 in a triangle....

67. ## chemistry

How many electrons are in the highest energy orbital of the element copper? There is 1 in the outermost shell but what about the highest energy orbital?

68. ## math

A company paid \$48 for 2 cases of printer paper. Each case contained 12 packages of paper. Next month the company’s office manager needs to order 180 packages of the same paper. If the price per package does not change, what would be the total cost of

69. ## Math

In square ABCD, E is the midpoint of Iine BC, and F is the midpoint of line CD. Let G be the intersection of line AE and line BF. Prove that DG = AB

70. ## Science

A uniform metal ball (mass m) is tied to the end of a string (massless, length L). The other end of the string is fixed. The ball is moving in a vertical circle centered at the fixed end of the string. Suppose the velocity of the ball at the lowest point

71. ## math

tanya fills the prism 110 1/2 in3 of liquid what is the height of the liquid pls help me

72. ## LA

There's good news and bad news about grizzly bears in the American West. The good news? Their numbers have been increasing in recent years. In 1975, grizzlies made the threatened-species list under the federal Endangered Species Act. The bad news? Some

73. ## Physics

Use the following information to calculate the speed of a ball in a pinball machine at a specific location. The ball is launched by using a spring (k = 700 N/m) compressed by 8.5 cm. Consider the starting position of the ball to be its location when the

74. ## geometry

in an isosceles trapezoid, ABCD, AD congruent BC. diagonal AC bisects angle DAB. if the measure of angle CAB = 15, find: the measure of angle b, measure of angle BCA, measure of ACD, and the measure of angle D

75. ## Math

A square field has an area of 479 ft2. What is the approximate length of a side of the field? Give your answer to the nearest foot. A. 240 B. 23 C. 22 D. 21

76. ## Algebra

1. Find the general rule for each arithmetic or geometric sequence. 2. Calculate the 10th term for each sequence. a) a=a sub n-1*n a sub one=9 b) a sub n=a sub n-1 + 8 a sub 1=-17 c) a sub n=a sub n-1 + 2 a sub 1=9 d) a=n*a sub n-1 a sub one=1 I don't

asked by John Brown
77. ## Quantitative Chemistry

Which of the following statements about the reaction, 4 HCl(aq) + MnO2(s) MnCl2(aq) + 2 H2O(l) + 2 Cl2(g), is correct? a.)The manganese atoms are oxidized. b.)The oxygen atoms are reduced. c.) The chlorine atoms are both oxidized and reduced. d.)All of

78. ## Physics

Laser light of wavelength 550 nm falls upon a diffraction grating. The slits are 25 micrometers apart and each have a width of 2 micrometers. There is a screen 2 meters away from the diffraction grating, parallel to the grating. A) At what angle does the m

79. ## math

Cynthia has a bag of jellybeans. There are two red jellybeans, one yellow jellybean, and two black jellybeans in her bag. Cynthia grabs two jellybeans and gives them to her friend, Pedro, and he eats them. What is the probability that she gives him two red

80. ## Physics

An organ pipe that is open a t both ends has a fundamental frequency of 382 Hz. What is the length of an closed end pipe that has a fundamental frequency exactly one octave higher? Report your answer in m.

81. ## math

By what percent will a fraction decrease if its numerator is decreased by 50% and its denominator is decreased by 25%? plz solve fast! needed by 6:30pm

82. ## Statistics

An unprepared student is about to take his first test of the semester. He is told that his test will be composed of 20 multiple choice questions, each with 4 possible answers, only one of which is correct. a.What is the probability that the unprepared

83. ## Physics

During a free kick at a soccer playoff game a 0.5 kg ball at the peak of the kick 14.7 m above the field had a kinetic energy of 34.0 J. How fast was the ball booted by the player on the field?

84. ## Math

Which ordered pair is a solution of the equation y = 3x? A. (–2, –9) B. (–8, –18) C. (–8, –3) D. (–10, –30)

85. ## Math

Simplify the expression 6ab + 3ab - 7ab. What is the coefficient of the simplified expression? A. a B. ab C. 2 D. b B

86. ## Chemistry

what salt results from the neutralization of phosphoric acid with potassium hydroxide? would it be: 3NaOH + H3PO4 -> Na3PO4 + 3H20 OR H3PO4 + sKOH -> K3PO4 + 3 H2O

87. ## Chemistry

Iron and oxygen gas can react to form the magnetic oxide of iron Fe3O4. How many grams of Fe3O4 can be made from 42.3 g of Fe?

88. ## math

The number a exceeds the number b by 50 percent. By what percent is the number b smaller than the number a?

89. ## Data analysis

Question 1 Production Rates A manufacturing company wishes to find out whether the productivity of its workforce has increased now that they have a new machine. The factory examined the records for a random sample of 8 hours over the past month. The hourly

90. ## math

A guy wire (a tensioned cable designed to add stability to a free-standing structure) is attached to a telephone pole whose height is 25 ft. If the wire is attached to the ground at a point 15 ft away from the base of the pole, what is the slope of the

91. ## Physics

The target box is 2.44 m horizontally from the edge of the table. Bobby compresses the spring 1.42 cm, but the center of the marble falls 84.0 cm short of the center of the box. How far should Rhoda compress the spring to score a direct hit?

92. ## Physics

A small metal ball with a mass of m = 78.9 g is attached to a string of length l = 1.76 m. It is held at an angle of = 44.5° with respect to the vertical. The ball is then released. When the rope is vertical, the ball collides head-on and perfectly

93. ## english

How to write a speech about a mythical character and legendary hero

94. ## Physics

Two children are playing a game in which they try to hit a small box on the floor with a marble fired from a spring-loaded gun that is mounted on a table. (Image included with problem) The target box is 2.44 m horizontally from the edge of the table. Bobby

95. ## Physics

A 3.1 kg pendulum bob hangs from a 2 meter string. It is pulled to the side, position A, so that the bob is 98 cm (h on the sketch) above the lowest position, position C. The bob is released and begins to swing. What is its potential energy after it has

96. ## Math

There is a school of 1,200 pupils. 3/5 of them are girls. A. What fractions are boys? B. How many pupils are girls? C. How many pupils are boys? I have no idea how to solve this. If someone could give me a method it would be really helpful

97. ## Algebra

a painter leans a 25 foot ladder against a building. The distance from the ground to the top of the ladder is 17 feet more than the distance from the building to the base of the ladder. Find the distance from the building to the base of the ladder and the

98. ## Statistics

You Buy a lottery ticket to a lottery that cost \$10 per ticket. There only 100 tickets available to be sold in the lottery. In this lottery there are one \$500 prizes, two \$100 prizes and four \$25 prices. Find your expected gain or loss. Do you still want

99. ## Math

The following data set is the GPAs of the students in a statistics class. 1.93, 1.99, 2.00, 2.04, 2.12, 2.34, 2.55, 2.55, 2.75, 2.75, 2.80, 2.80, 2.85, 3.02, 3.12, 3.22, 3.31, 3.33, 3.45, 3.69 What percentile is a GPA of 2.34? A. About the 6th B. About the

100. ## Math

Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C.

101. ## Chemistry-ish

What is the pH of a solution that has a OH- concentration equal to 1x10-5M? 14-x 14-5=9 can I use that simple of math 9?

102. ## data analysis- math

Question 1 Production Rates A manufacturing company wishes to find out whether the productivity of its workforce has increased now that they have a new machine. The factory examined the records for a random sample of 8 hours over the past month. The hourly

A small metal ball with a mass of m = 78.9 g is attached to a string of length l = 1.76 m. It is held at an angle of = 44.5° with respect to the vertical. The ball is then released. When the rope is vertical, the ball collides head-on and perfectly

104. ## Physics

What is the mass of water in a closed room 5.2m x 6.3m x 2.5m when the temperature is 24 degrees celsius and the relative humidity is 65%?

105. ## math

The eight bills in Mike's pocket are worth less than \$30 what possible12 combinations could he have only using ten dollars \$5 and \$1 bills

106. ## half-life

the half life of isotope X is 2.0 years how many years would it take for 4.0 mg sample of X to decay and have .50 mg of it remain?

107. ## Nath

2:30 thermometer read 44 degrees Celsius. It risen 3 degrees between noon and 2:30 pm and 12 degrees between 7 am and noon. What was the temp at 7 am

108. ## Maths

If 5 people can paint a house in 4 hrs, how long will it take 3 people?? As per book answer is 6 hrs 40 mints But how????

109. ## A.P

The sum of 16th term is 240,the sum of the next four terms is 220.Find the first term and the common difference.

110. ## math

The current in a stream moves at a speed of 4 mph. A boat travels 24 mi upstream and 24 mi downstream in a total time of 14 hrs. What is the speed of the boat in still water?

111. ## Chemistry

A kettle contains 2kg of water at 20 degree celsius. What mass of methane must be burned to raise this quantity of water to 100 degree celsius?

asked by Cliff. WEITELI
112. ## Math

Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C.

113. ## science

4 gm of N aOH are present in 0.1dm3 solution have specific gravity 1.038 gm/ml. calculate: a. Molality of N aOH solution; b. Molarity of N aOH solution.

114. ## Geometry

One leg of an isosceles right triangle is 14cm long. Find the length of the hypotenuse. C^2=a^2+b^2 C^2=14^2+14^2 392=14^2+14^2? What do I write? Because 14 square root 2 doesn't make sense.

115. ## Maths yr 6

If 5 people can paint a house in 4 hrs, how long will it take 3 people??

116. ## Math

Find the surface area of the prism. Rectangular Prism L=13 m W=6 m H=5 m A) 48m B)346m**** C)780m D)195m Please help!

117. ## Physics

By how much will a 1.52 kg object stretch a spring that is suspended vertically if the spring constant is 135 N/m? The object is pulled straight down by an additional distance of 25.4 cm and released from rest. Find the speed with which the object passes

118. ## Physics

A pitcher throws a fast ball with a speed of 45m/s. The ball has a mass of 0.145kg. How much a) kinetic energy is given to the ball and b)What work was done in throwing the ball? Vo=45 m/s Mass= 0.145kg A) KE? KE= 1/2mV^2 A) 1.5x10^2 kg*m/s B) WK=Change in

119. ## science

What influence does the density of methylated spirit have on the surface tension?

120. ## calculus

A hot air balloon is rising vertically upward from the ground. The crew of a boat from a nearby lake notices this situation and looks upward at an angle of 10 degree to see the balloon. If the boat is 400meters away from the balloon, and the angle of

121. ## algebra

ranslate into a variable expression. Then simplify. (Use x to represent the number.) a number decreased by the total of the number and eighteen

122. ## Maths

the length of a rectangle is 3 times its breadth,if the perimeter is 84 , find the length

123. ## Math - Trig

if the diameter of a tire is 3.5 m and makes one rotation every 5 seconds, how far does the tire rotates in one minute?

a friend of yours stated: "I would never want to be dependent on an alliance. I prefer an acquisition so that everything would be under my control." How would you respond?

125. ## Algebra

How to solve this problem √363−3√27 Need step by step instructions. Thanks, Kaai97

126. ## Math

The width of a rectangle is 3 units less than the length. If the area is 70 square units, then find the dimensions of the rectangle.

127. ## Math

The function f(x)= 3^x was replaced with f(x)+k resulting in the function graphed to the right. What is the value of k?

128. ## Calculus

Use Simpson's rule with n = 4 to approximate. Keep at least 2 decimal places accuracy. Integrate: (cos(x))/(x) x=1 to 5

129. ## Physics

A point mass m = 115 g hangs from a string of length l = 1.07 m. Calculate the value of v, the initial speed m should be given at the bottom, so that the string reaches a maximum angle of = 31.4°?

130. ## algebra 2

4x+5y=11 2x+6y=16 solve algebraically

131. ## Special education setting

When tutoring learning challenge students in academic subject, you should A.make sure reading materialsome are slightly above their abilities so they will be challenged. B.spend long period of time on math drills. C.disregard development level D.help the

asked by Zenia Brent

please show me the steps that you use to solve the problem. you can also use the comment field to explain the work. QUESTION: 1. what is the probability of selecting a red marble, replacing it, and then selecting a blue marble? show work 2. what is the

133. ## Physics

Consider an archery bow as behaving like a spring with a spring constant of 493 N/m. If an archer pulls the bowstring back for a distance of 42 cm, what is the elastic potential energy of the "loaded" bow? If the mass of the arrow is 39 grams, what is its

134. ## Physics

Consider an archery bow as behaving like a spring with a spring constant of 493 N/m. If an archer pulls the bowstring back for a distance of 42 cm, what is the elastic potential energy of the "loaded" bow? If the mass of the arrow is 39 grams, what is its

135. ## chemistry

If 17.5 mL of 0.553 M KOH is needed to neutralize 25.0 mL of an HBr solution what is the molarity od HBr solution

136. ## Biology

Which of the following animals are considered hominiods? Select all that apply. gibbons Old World Monkey orangutans tarsiers

137. ## Math

Kendal spent 1/3 of her money on an mp3 player. The next week, she earned 25 dollars from baby sitting and deposited it in her bank account. Her bank account is now at 115 dollars. How much did she start out with?

138. ## English

The future in South africa is bright

139. ## Physics

A bullet (m = 0.0250 kg) is fired with a speed of 94.00 m/s and hits a block (M = 2.20 kg) supported by two light strings as shown, stopping quickly. Find the height to which the block rises. Find the angle (in degrees) through which the block rises, if

140. ## english

Media influence to youth/teenagers

141. ## math

Brandon is making a model plane at a 1:36 scale. If the length of the actual plane is 60 feet, how many inches long should he make his model?

142. ## Math

The function f(x) = 3x+7 represents the cost to rent x movies each month from Netflix. Alex has \$15 now. How many more dollars does he need to rent 9 movies next month?

143. ## Chemistry

Calculate value of Ksp for Ca(OH)2 (ΔG∘f(Ca2+)=-553.6 kJmol−1 , ΔG∘f(OH−)=-157.2 kJmol−1 , ΔG∘f(Ca(OH)2)=-898.5 kJmol−1 ).

144. ## mathematics

evng .my teacher gave me this as a homework but i dnt undertand. 1.In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

145. ## Biology

What percentage of animals on earth are vertibrates? 5% 25% 50% 95%

146. ## math

How many “words” can be formed using the letters of the word ARRANGEMENT?

147. ## Physics

A bead of mass m = 41.5 kg is released from point A which is located 5 m above the ground and slides on the frictionless track as shown in the figure. Determine the beads speed when it reaches point C which is located 2.0 m above the ground

148. ## Math

If Katrina rolled a standard die 57 times during one of her math stations. How many times could Katrina predict rlling a 2 or a 6?

149. ## trigonometry

a ferris wheel is 50 meters in diameter with the bottom of the wheel 1 meter off the ground it makes a full revolution in 12 minutes. What function would track the height above the ground for a point that is at the bottom of the wheel when it starts

150. ## Calculus

Use the trapezoidal rule with n = 5 to approximate. Keep at least 2 decimal places accuracy. Integrate: (cos(x))/(x) from x=1 to 5

what do you think about the use of offshoring by MNEs? Is it a threat to jobs in the U.S.? Has it benefited MNEs and other countries more than the U.S.?

152. ## Physics

A stone is dropped into a bore well 490m deep.after how time,the sound of splash of will be heard

153. ## Physics

A stone is dropped into a bore well 490m deep.after how time,the sound of splash of will be heard

asked by Plz help.me
154. ## Civics (Reed)(Check)

Please check to see if I have answered the following questions as best as possible. Reed--I added more to #3. Will you check it for me please? 1. What information is being presented in the First Amendment of the U.S. Constitution? What facts are presented?

155. ## math

Ashley is having a pizza party she invited 11 friends. She has 1 3/4 of a pizza. How much pizza will each friend get?

156. ## tourism

write a bibliography to acknowledge all the sources you used in violation

157. ## Chemistry

How many ethane will be burnt to produce 0.1moles of steam.

158. ## Physics

A child uses 168 J of work pulling a wagon 25 m up a hill. What is the force exerted on the wagon by the child? (Record your answer to the correct number of significant digits)

159. ## life orientation

1.a right to life 2.a right to access education 3.a right to be heard I chosen them because they are likely to happen in our community.and so far those rights are violated but it seems like nobody takes them to consideration. children quit school

160. ## Science

The time it takes for a puck to travel from the blue line to the net (d = 18.3 m) if the puck has velocity of 40 m/s is __________ s. (Record your answer to the correct number of significant digits)

asked by HELP ASAP
161. ## Math

How do I solve for t with more than one t? -4.9t^2 - 28t

162. ## Algebra II

What is the sum of the geometric series 12 E 2(1/2)^x x=0 4 0 2 3 PLEASE HELP Urgent

163. ## Science

A block and tackle consisting of 5 pulleys is used to lift a car engine weighing 850kg. What is the Velocity

164. ## science

How does the law of conservation of matter apply to mixtures? The law of conservation of matter is a law that states matter cannot be created or destroyed. But how does that affect mixtures HELPPPPP

165. ## Physics

What is the final speed of an object and how far does it travel while accclerating if its initial speed is 10m/s and it accelerates at 8.9m/s squared for 5 s

166. ## Math

John bought 8 apples and 10 oranges for a total of \$41.60. An orange cost 70 cents less than an apple. What was the total cost of the apples?

167. ## mathematics

6. In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

168. ## Math

You read 50 pages in an hour. Your sister reads 40 pages in an hour. Explain how to find out how many more pages you read than your sister reads in 1212 hour?

169. ## Math

What is the simplified form of the expression? (2 – 9c)(–8) A. –16 + 72c B. 16 + 72c C. –16 – 72c D. 16 – 72c HELP PLZ!!

170. ## Math

What would be the best chart or graph to display the number of pages 15 books have? Help!

171. ## Chemistry

To neutralize 8.3 4 ml of HCl 36.5% by mass and density = 1, 2 g/cm3, the required volume of 5 mol/L NaOH will be?

172. ## ALGEBRA

JENNY GETS A TAXI TO HER HOUSE. THE TAXI FIRM CHARGES A £2 STANDING CHARGE AND THEN £3 PER MILE (M). WRITE THIS AS AN ALGEBRA EXPRESSION?

173. ## Science - Northern technical college

An electric train starting from rest is uniformly accelerated in a distance of 40m to a velocity of 10m/s, for this journey. (I).Calculate the time taken by the train. (II). The acceleration of the train.

asked by Lucky chembe
174. ## Physics

A fan pushes a beach ball with a force of 10.0 N. If the work done on the ball is 150 J, the distance the ball will travel is ______ m. (Record your answer to the correct number of significant digits)

175. ## chemistry

A standard addition method is used to determine the concentration of ethanol in an unknown sample. Six 10 mL aliquots of the unknown are drawn from the processing vat. An aqueous solution of ethanol is standardized to have 1.57 g/L. This standard is

176. ## Analytic Geometry

Simplify the given equation and graph x^2-xy+y^2-3=0 (please answer. Needed for my studies tonight. Thanks!) PS: i will really appreciate your response. :)

177. ## Math

Lucia is hoping that Angela will buy her a geometrically interesting piece of land on which he will build a mansion. Lucia has said that she will only buy the land if it costs less than \$4.00 per square foot. The plot shown below is listed for \$453,175. Is

178. ## kumar

The addition of a catalyst during a chemial reaction alters which of the following quantities?

179. ## Math

Zoe can feed six horses in one hour. Matt takes three times as long to feed that many horses. How long will it take them together to feed 32 horses? a) 2 hours b) 3 hours c) 4 hours d) 6 hours

180. ## ACCOUNTING

WHY SHOULD FINANCIAL STATEMENTS BE PREPARED IN ACCORDANCE TO THE IFRS

181. ## Science

If a ball A moves at X speed eastwards collideds with a stationary ball B. Ball A now moves at Y speed north east (40 degrees upwards from eastward direction) and ball B moves at W speed south east (50 degrees downwards from eastward direction). To

182. ## Chemistry

(Ammonium) NH^3 is classified as what technically? its not just an acid or a base is it? So would it be either depending on the circumstances?

183. ## math

if a minor league plays 123 games in a season won 15 more games than three times as many as they loss how many games did they win and lose

184. ## Math 20-2 Proportional Reasoning Need Help Plz!

a. Calculate the total cost of moving from your current location to your new location for each of the options.? Option A: Renting a moving truck and towing vehicle. 16 ft cube truck, iHaul fee \$1.13/km, Fuel consumption rating 23.5 L/100 km, the customer

185. ## math

Grade 5 will plant 1/3 of the whole school garden. So far, they have planted ¼ of the whole school garden. What fraction of the school garden still needs to be planted by grade 5?

186. ## math

how do you do 234.5 x 567.9

187. ## Math

Determine whether the statement is true or false. Explain. "The median divides the box of a box-and-whisker plot in half." I think it is true but I can't think of an explanation.

188. ## Math

Gym1 has \$40 fee + \$10 towel fee + \$25 per month. Gym2 has \$50 fee + \$15 per month + \$10 Zumba class per month - solve by elimination or by graphing when do the two gyms cost the same? 40 + 10 + 25m 50 + 15m not sure what to do with the 10m as this wont

189. ## Science

A child uses 168 J of work pulling a wagon 25 m up a hill. What is the force exerted on the wagon by the child? (Record your answer to the correct number of significant digits)

190. ## Economics

What are welfare payments or consumer subsidies

191. ## Algebra

Can someone explain how you get 8-6i out of (3-i)^2

192. ## Dynamic

the mass of the moon (assumed spherical ) is 7.35×10^22 its diamter is 3480 km find the escape velocity from the moon G=6.67 × 10^-11 n/m^2/kg^2

193. ## History

Which of the following nations did the U.S. invade in 1989 after its leader was indicted (in the U.S.) for drug trafficking and had ordered the overturning of the results of his nation's free elections? A. Nicaragua B. Panama C. Iraq D. Grenada I thank D

194. ## History

To all southerns except Confederate leaders, Lincoln offered 1. Amnesty 2. Reconstruction 3. Freedom 4. The ten percent plan***

195. ## Algebra

10. Solve each radical expression. Check your solution. 1=√(-2v-3) 11. Solve each radical expression. Check your solution. √(n+5)= √(5n-11) 12. Tell which solutions, if any, are extraneous for each question. √(12-n)=n; n= -4,n=3

196. ## science

how many times do we blink per minite

197. ## Maths

Generate the sequence: 1,3,5,4,10,7,15,8,20,9,18,24,31,14,28,22,42,33,35,46......

198. ## my brother is not learning

I have a brother who is 5 years old, he is going to UKG. I managed to teach him the alphabet and numbers, but I'm struggling to teach him letter sounds. He is obsessed with TV he will not come to study. I am a middle schooler by the way.

199. ## Science

The time it takes for a puck to travel from the blue line to the net (d = 18.3 m) if the puck has velocity of 40 m/s is __________ s. (Record your answer to the correct number of significant digits)

asked by HELP ASAP
200. ## maths

What is the Linear Taylor polynomial aout -(pi/3) for the function f(x)=sin(x)?

201. ## Physics

The time it takes for a puck to travel from the blue line to the net (d = 18.3 m) if the puck has velocity of 40 m/s is __________ s. (Record your answer to the correct number of significant digits)

202. ## statistics

Through a mix-up on the production line, 21 defective ovens were shipped out with 29 good ones. If 8 are selected at random, what is the probability that none of them are defective? need help ASAP

203. ## Physics

A fan pushes a beach ball with a force of 10.0 N. If the work done on the ball is 150 J, the distance the ball will travel is ______ m. (Record your answer to the correct number of significant digits)

204. ## Math

Please solve y=3x2 the 2 represents the exponent, because I don't know how to place the exponent in the equation.

205. ## math

How do you differentiate between mutually exclusive and independent events? Please explain with examples. And why cant they happen together?

206. ## Physics

Kati observes a force of 15 Newtons stretch a spring a distance of 0.450m. a) what is the elasticity coefficient of the spring and b) how much force must be done to stretch the spring a distance of 0.750m? a) F=Kx 15=K(0.450) 15/0.450=k 33N=k It seems off

207. ## Math

how can you use the distances between each data value and the mean of the data set to measure the spread of a data set?

208. ## Chemistry

Please check my work: What is the pOH of a solution containing [H+] = 1x10-11 M? log H=14-11 3 right

209. ## Algebra

When will 9th grade students know for sure if they have to pass Keystones to graduate?

210. ## Maths

Now suppose that the weight attached to the spring is pulled down a further 5cm from its equilibrium positions and released from rest. Show that newtons second law leads to the dynamic equation (in SI units) d^2z/dt^2 + 36z - g = 0 where z(t) measures the

211. ## Math

The pizza slices served at Connors pizza palace are1/4 off a whole pizza. There are 3 pizzaso ready to be served.14 children come in for lunch is there enough pizza for every child?

212. ## Chemistry

To neutralize 8.34 ml of HCl 36.5% by mass and density = 1, 2 g/cm3, the required volume of 5 mol/L NaOH will be?

213. ## math

If 2 circle are enclosed in a rectangle, then find the ratio of the total area of the rectangle to the total shaded area.

214. ## Analytic Geometry

simplify the given equation and graph xy-x+y=0 (it is on rotation of axes. please answer in order for me to have a guide in my studies tonight)

asked by Earl John
215. ## plz help physics

A proton is moving in vacuum along a straight path from A to B .It passes point A at the speed of 2000km/s. a)Calculate in J and in eV the kinetic energy of the proton at A. b)Calculate the value of the positive voltage U that should be applied between A

216. ## Osizweni High School. doing Maths and science

In the case of considering the effect of intermolecular forces(IMF) on liquids. What is the difference between monograde and multigrade oil?

asked by Zinhle ngwenya
217. ## ALGEBRA

YOU SAVE £25 PER WEEK (W) FOR A HOLIDAY.WHICH ALGEBRA EXPRESSION IS CORRECT? 25-W 25+W 25W 25/W

218. ## ALGEBRA

CHLOE HAS A BIRTHDAY PARTY.THE VILLAGE HALL COSTS £20 PER HOUR (H). THERE IS ALSO A STANDING CHARGE OF £12. WRITE THIS AS AN EXPRESSION IN ALGEBRA?

what is the sum of arithmetic series 2+5+8+...+260?

What is the quadratic Taylor polynomial about 2 for the function f(x)=square root x-1?

221. ## science

If oxygen have 8 protons and 5 electrons is it stable

222. ## plz help physics!!!!

A proton is moving in vacuum along a straight path from A to B .It passes point A at the speed of 2000km/s. a)Calculate in J and in eV the kinetic energy of the proton at A. b)Calculate the value of the positive voltage U that should be applied between A

223. ## Math

(14 - 2)2 ÷ 2 A. 30 B. 360 C. 72 D. 60

224. ## Calculus 3

I need help writing the series 4 + 1/5 + .3 + 1/(3 + sqrt 2) + 1/(9+ sqrt 3) + 1/(27 + sqrt 4) + 1/(81 + sqrt 5 .... I have played with using irrational numbers, natural log and a vast variety of exponential arrangements. Any help to get me going in the

225. ## science

15,000,000 blood cells are destroyed every second to make room for new blood cells how many blood are destroed every hour

226. ## math

what percent of 200 liters is 3 liters

227. ## Physics 2

A particle at the Large Hadron collider in CERN is moving at 0.99 c as it emerges from a collision event. A) If these particles live 2.0 microseconds on average when they are at rest, how long would you expect this particle to last in the reference frame

228. ## Science

A fan pushes a beach ball with a force of 10.0 N. If the work done on the ball is 150 J, the distance the ball will travel is ______ m. (Record your answer to the correct number of significant digits)

229. ## Analytic Geometry

Simplify the given equation and graph x^2-xy+y^2-3=0 (please answer. Needed for my studies tonight. This is about rotation of axes. Thanks PS: i will really appreciate your response. :)

230. ## history

The biggest secret of rizal is?

231. ## math

find the area of the cone cut from its vertices to make half of it with radius 14 cm and slant height 20 cm see the figure below

232. ## Math

hello, write a quadratic equation in the form y=ax^2+bx+c, where a,b,c are all integers and the graph opens downward, whose roots are 3 and -6 steps in order to do this?

233. ## Maths ple

what is the coefficient of a^9b^8 in the expansion of (a+b)^17

234. ## Mathematics

estimate the sume of 382+744 answer 1100