# Questions Asked onNovember 24, 2011

1. ## RIDDLE

MY NAME IS MARIA. WHEN I WAS THERE. AND WHEN I WAS NOT THERE. WHAT IS MY NAME?

2. ## AP calculus

The sixth term of an Arithmetic Progression is 23 and the sum of the six terms is 78. Find the first term and the common difference.

3. ## Statistics

Suppose a tire manufacturer wants to set a mileage guarantee on its new XB 70 tire. Life tests revealed that the mean mileage is 47,900 miles and the standard deviation is 2,050. The manufacturer wants to set the guaranteed mileage so that no more than

A box contains exactly five chips, three red and two white. Chips are randomly removed one at a time without replacement until all the red chips are drawn or all the white chips are drawn. What is the probability that the last chip drawn is white ?

5. ## calculus

Calculate R8 for f(x)=8−x over [3,5]. R8=

6. ## english double checking

The story of "The Turtle and the Rabbit Run a Race" teaches a few lessons. What lesson does it teach about cheating? "The Turtle and the Rabbit Run a Race" personally taught me if I don't work hard, and I cheat to earn the success I want; I will get the

7. ## physics

a pitches takes 0.10 seconds to throw a baseball, which leaves his hand at a velocity of 30m/s the ball's acceleration is?

8. ## Probability Pþease helpp

Select numbers a and b between 0 and 1 independently and at random, and let c be their sum. Let A, B, and C be the results when a, b, and c, respectively, are rounded to the nearest integer. What is the probability that A + B = C?

9. ## Sentence

We could have ------ lunch with them Had ate Eat Ate Eaten I choose had ate. Ami I right.

10. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

11. ## geometry

M right angle R= 120 degrees and M right angle S = 100 degrees find mrightangleT

12. ## AP calculus

Given an arithmetic progression -7,-3,1,..., state three consecutive terms in this progression which sum up to 75.

13. ## 3rd grade math 1

an averaga-sided female spider and a large spider can lay a total of 2100 eggs at one time. the large spider lays 20 times the number of eggs as the average sized spider. how many eggs does the average side spider lay?

14. ## Math help plz

Dresser is 3 3/4 feet from 8 foot ceiling .what height of dresser in feet . Plz answer the question , I try to do my mind is hurting could not figure out. My answer is 4. 75 ...I don't know if I m wrong or right.

15. ## math

calculate the average daily balance from the following(30-day billing cycle) 7-21 billing date previous balance \$400 7-28 payment \$40 credit 7-31 charge \$60 8-6 payment \$10 credit 8-13 cash advance \$50

16. ## English

I urgently need to revise this paragraph about a program called "Lost". 1) Lost was first transmitted (broadcast) by ABC in 2004. It was soon very popular because of its unusual plot. 2) Lost is the story of the survivors of a plane crash in the Pacific

17. ## Geometry

what statement is not always true about a parallelogram?

18. ## Math

Convert 1800ml into liters

19. ## Probability

A box contains exactly five chips, three red and two white. Chips are randomly • removed one at a time without replacement until all the red chips are drawn or • all the white chips are drawn. What is the probability that the last chip drawn is white?

20. ## Probability Pþease helpp

Tina randomly selects two distinct numbers from the set {1, 2, 3, 4, 5}, and Sergio randomly selects a number from the set {1, 2, . . . , 10}. The probability that Sergio’s number is larger than the sum of the two numbers chosen by Tina is ?

21. ## College Physics

A wire P has resistance R. If the wire is stretched and its length is increased by 10%, what would be the percentage change in its resistance? (Assume the density of the wire remains constant) A) - 10% B) 0 % C) 10% D) 20% My thoughts: Since resistance is

22. ## science

a football is kicked with a speed of 15m/s at an angle of 35 degree from the ground. a. how high is the ball from the ground at t=0.400s? b. how fast is it moving(s) after being kicked? c. at what t-values is the ball 2m from the ground?

Tina randomly selects two distinct numbers from the set {1, 2, 3, 4, 5}, and Sergio randomly selects a number from the set {1, 2, . . . , 10}. The probability that Sergio’s number is larger than the sum of the two numbers chosen by Tina is ?

24. ## English

I included the sentences I was most doubtful about. Thank you. 1) In each episode there was a flashback, which showed what the characters were doing before the crash. Through the flashbacks (?) the audience learned more about the characters (could learn

25. ## chemistry

A student generates H2(g) over water using the reaction between zinc and hydrochloric acid Zn(s)+ 2HCl(aq)---> ZnCl2(aq)+ H2(g) Data: Mass of vial and zinc 15.5082 mass of vial 15.3972 mass of zinc 0.111 final burette reading 45.30mL barometric pressure:

26. ## Fine Art 7 (computer club)

Ok I'm making a comic books for computer club/fine art 7 and I can't think of any titles. 1) Love Hurts 2) Charming Smiles 3) I Was Born this Way Please Help!!! Thank You!!!!

27. ## math

Give exact and approximate solutions tto three decimal places x^2-7x+9=0

(3,5) is a point on the graph of y = f(x). Find the corresponding point on the graph of each of the following relations a) y=3f(-x + 1) + 2 what do I do with the negative sign before the x (-x)?

29. ## Statistics

9. A probability experiment has three possible outcomes, A, B, and C. If P(A) = 0.60 and P(B) = 0.20, then P(C) = ______.

30. ## Statistics

What will adding 50 to each score in a distribution do to the standard deviation of that distribution?

31. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

32. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

33. ## Statistics

Assume there are two lakes containing trout and the weights of the trout in each lake are normally distributed. The distribution of trout weight in Lake A has a mean of 18 ounces with a standard deviation of 2 ounces. The distribution of trout weight in

34. ## geometry

‹mÚR = 120‹ and mÚS = 100‹. Find mÚT.

35. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

37. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

38. ## chemistry

In the following experiment, a coffee-cup calorimeter containing 100mL of H2 is used. The initial temperature of the calorimeter is 23.0 C . If 3.40g CaCl2 of is added to the calorimeter, what will be the final temperature of the solution in the

39. ## physics

a bus is moving on a straight highway at 12m/s. as it approaches the total gate, it decelerates at 2.5 m/s2 in 5 seconds. what is the final velocity of the bus?

40. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

41. ## geometry

Find values of x and y for which ABCD must be a parallelogram. The diagram is not to scale. 2x-2 y+24 5y-8 x+2

I tried all the formulas i know but i cannot answer it I really need your help in this question.. A projectile was launched 64° above the horizontal, attaining a height of 10 m. What is the projectile's initial speed?

43. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

44. ## math

At the Natural History museum Paula saw 5 times as many beetles as spiders. She saw 6 more spiders than caterpillars. If Paula saw 50 insects and spiders, how many of each kind did she see?

45. ## Physics

a boynam maure

46. ## Physics

A boy kicks a soccer ball directly at a wall 41.8 m away. The ball leaves the ground at 42.7 m/s with an angle of 33.0 degrees to the ground. What height will the ball strike the ground? distance = 41.8 m theta = 33.0 degrees Vi = 42.7 m/s

47. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

For each integer n ≥ 4, let an denote the base-n number 0:133n. The product a4a5 : : : a99 can be expressed as m/n! where m and n are positive integers and n is as small as possible. What is the value of m?

a male black widow spider is half the size of a female black widow spider. together they are 21 millimeter in length. how big is a female black widow

50. ## physics

A force vector points at an angle of 51.6 above the +x axis. It has a y component of +494 newtons (N). Find (a) the magnitude and (b) the the x component of the force vector.

51. ## physics

how long does a car with an acceleration of 2.0 m/s^2 take to go from 10m/s to 30m/s?

52. ## physics

a pitches takes 0.10 seconds to throw a baseball, which leaves his hand at a velocity of 30m/s. the balls acceleration is?

53. ## physics

if a moving body changes its velocity from 30m/s to 15m/s the body's motion becomes?

54. ## geometry

The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?

55. ## physics

A force vector points at an angle of 51.6 above the +x axis. It has a y component of +494 newtons (N). Find (a) the magnitude and (b) the the x component of the force vector.

56. ## physics

if the velocity of a moving object is constant, the acceleration is?

57. ## physics

how long does a car with an acceleration of 2.0 m/s^2 take to go from 10m/s to 30m/s?and its solution

58. ## English

I urgently need you to help me express the following concepts. Thank you. 1) Thank you for your last email.I really hope our French partner will agree to use English as the lingua franca for our common project. 2) Since the project will last two years, I

59. ## English

I have a few more doubts. Thank you. 1) I keep fit by doing exercise every day. 2) What are you playing at? (How would you rephrase it?) 3) He is making breakfast on his own/by himself/alone (Do they have the same meaning?) 4) Get moving ! I'm on my way.

60. ## stati

12. Suppose 80% of students finish high school. Of them, 50% finish college. Of them, 20% get a master’s degree. Of them, 30% get a Ph.D. (i) What percentage of students get a Ph.

61. ## physics

how long does a car with an acceleration of 2.0 m/s^2 take to go from 10m/s to 30m/s?and show the solution how do you get the answer.

62. ## Math

A rectangle has parameter of 24 unit, if width is 4 unit what is length. 10 unit 6 unit 16 unit 8 units My answer is 16 unit.. I wan a make sure if I am right.

63. ## psychology

In Psychology, it is a well-known fact that one can change oneself through positive self-affirmation & visualisation .It is believed that the self-affirmations to the subconscious mind is best done in an “already achieved mode”. For example, a student

64. ## Math

Triangle DEF has D= 58 degrees, E= 41degrees52', and f(little f)= 0.032 microns. Find d

% of 0.66? Answer 66. Am I right

66. ## Math

Triangle GHI has i= 19 m, H=137 degrees, and I=51degrees. Find g. Happy Thanksgiving.

67. ## english

Does number one look good so far? Thanx 1. The story of "The Turtle and the Rabbit Run a Race" teaches a few lessons. What lesson does it teach about cheating? 1- The story of The Turtle and the Rabbit Run a Race teaches that even if you get what you want,

68. ## chemistry

Could someone please tell me how to solve this problem: A pressure of 25.7 inHg would be how many kilopascals? Could you please list the steps on solving it. Thanks

69. ## English

I urgenlty need you to revise this sentence. 1) I'm pleased to hear that your school is willing to undertake the task of coordination. (to act as a coordinator of the whole project).

70. ## English

I think I should write "read" since it is an email I received. I'm pleased to read (in an email) that your school is going to act as a coordinator.

71. ## Science

The fly food recipe requires that the final solution contain 1.5% agar. If the final volume is 800ml, how much agar will you need? I get 12ml, does that seem right?

72. ## Environmental Science

How can I relate the Fourth Principle of Ecosystem Sustainability to: c. biotechnology:

73. ## Environmental Science

How can I relate the Fourth Principle of Ecosystem Sustainability to: d. medicine:

74. ## chemistry

For A pressure of 25.7 inHg would be how many kilopascals? This is the answer I received: 25.7 mmHg x (101.325 kPa/760.0 mmHg) The mmHg cancel each other out So 98.659 kPa My Question is I started out with inHg, and not mmHg. Would it be the same since I'm

75. ## Astronomy

From Hawaii to the bend in the Hawaiian-Emperor chain is about 4000 km. If the Pacific plate is moving 8.0 cm a year, estimate how long ago the direction of plate motion changed. (The San Andreas Fault in southern California became active at about the same

76. ## Science

A skater pushes off with one foot and then glides in a circle. Is a net force acting on the skater? How can you tell?

77. ## Chemistry

A pressure of 25.7inHg would be how many kilopascals? Can you do it step by step please. Thank you

78. ## chemistry

A pressure of 25.7 inHg would be how many kilopascals? I received an answer but the person who helped me used mmHg. How do I convert inHg into mmHg to solve my questions. Help please

79. ## second persons narrative

there are 2 opthion of second person narrative in my wxam i chose the first one .. but want to make ure if i am right, you become lost in labyrnith of lies he was lost in labrinth of lies. question 2 my son's peaches are ready for harvest. the peaches are

80. ## statistics

570 people were in a survey and 124 people said yes. What proportion of people said yes to 1 d.p

81. ## socials

i find many information on internet of invasion of italy during world war 2 but it not tell me straightforwardly how italy get involved in it and what it really about. it was invasion of sicily. I think british only fight off germans, but how italy

82. ## English

I left out the following sentences. Thank you very much. 1) In each episode there was a flashback, which showed what the characters were doing before the crash. Through the flashbacks the audience learned more about the characters (could learn more about

83. ## PHI103

write two arguments in English, one in the form of modus ponens and one in the form of modus tollens. Can you give me what advantages does being able to symbolize our arguments provided? are there disadvantages to using the technique to make the structure

84. ## physics

the magnitude of 2 vectors are 4 and 5 units and the angle b/w them is 30,taking first vectoron x-axis.find the magnitudeof resultant vectorand its direction?

85. ## Calculus

The domain of e^(-x^2-3x+1/2)

86. ## social

Where is located place: choose a)USA, b)Briton, c) Wales, d)Australia? It was represented a picture.It shows a lake with steps or cascade of steps around this lake with folling water

87. ## math

a store has a total of 108 full-time staff and part time staff. There are three times as many full-time staff as part time staff. How many of the staff are in each category?

88. ## math

What are advantage and disadvantage of investigate by counting the number words in each sentence from a section of a book by each author.

89. ## Geometry

In the accompanying diagram of rhombus ABCD, diagonal BD is drawn and measure of angle C = 50 degrees. find measure of angle ADB

90. ## English

What argument does frank use to persuade artie not to back out of the evening?

91. ## LITERATURE... 941

in A modest proposal, briefly explain hw the themes of prejudice and cultural arrogance are shown throughout the essay?

92. ## Math

Hi this is a dimensional analysis problem,I want to solve for x. 300x^2 -16.667x^3+(-7200)=0 after getting 300x^2 -16.667x^3=7200 I really don't know what to do. Plz help. Math (Dimensional Analysis) - Reiny, Thursday, November 24, 2011 at 11:27am This is

93. ## english double checking

5- If someone asked me what kind of tale this was I would say it is a folktale because it is passed on and told by a person. The tale also uses animals and teaches lessons. 8- In what ways are the stories "The Turtle and the Rabbit Run a Race" and "The

94. ## Chem

Pb(NO3)2(aq)+2NaCl(aq)+C3H8O(aq) Can anyone write me the product and balance the equation?

95. ## physics

A still block slides over a still surface,if the mass of the pot is 2.00kg what is the force of friction opposing the motion?coefficient of kinetic friction is taken as 0.42.Gravity is 9.8

96. ## college mathematics

in exercises 35-40 write the statement in symbolic form let p: The tent is pitched q: The bonfire is burning # 38 The bonfire is not burning if and only if the tent is not pitched

97. ## physics

A block of wood weighing 10newton is placed on the horizontal table,it is then pulled by means of a spring balance attached to one of its ends,the block just begins to move when the spring balance records the horizontal force 5newton.what is the

Billy Sue hated dresses, but loved dogs, horses, turtles, lizards, and frogs. Her grandmother, who knew how little girls should look, dragged her to the children's store and forced her into a lacy pink dress. Although Billy Sue scowled at her image in the

99. ## science

a gardener cuts a rectangular field 16m long by12m wide. what is theperimeter of the field

100. ## math

give exact and approximate solutions to three decimal places (x-2)^2=12

101. ## math

solve 3x^2-5x-11=0 Find the x intercepts of f(x)=3x^2-5x-11

102. ## Chemistry

You are given an unknown solution that only contains one of the two listed cations. Describe a simple test to distinguish between aqueous solutions of the following cations. State the distinguishing outcomes of the test and the indication of which cation

103. ## calculus

Calculate R8 for f(x)=8−x over [3,5]. R8=

104. ## chemistry

Calculate the pH of a 0.063 M (C2H5)2NH solution (Kb = 1.3 10-3).

106. ## physics

A metal rod has a length of 4m at 50 degrees celcius and a length of 6m at 200 degrees celcius. What is it's length at 20 degrees celcius?

A satellite dish is designed to pick up radio waves from geostationary satellites about 36000 km about the Earth's surface. If the dish's surface is a part of a sphere of radius R, where should the receiver be placed compared to the center of the dish? 1.

108. ## math

Simplify: 8t+12 _______ 4

109. ## English

Could you please check these last sentences, please? 1) He is wearing a grey sleeveless T-shirt and a pair of tracksuit pants. 1) Most penguins at the Blackbrook Zoological Park are swimming actively in the water except for a sad-faced one, who (which?) is

110. ## statistics

how to interpret two diffrent mean and standard deviation ??????????????

How do you factor 9(b to the 4th power) - 200

112. ## Biology

In order to predict the percentage of males and females three assumptions must be considered: 1. The X carrying sperm and Y carrying sperm have an equal chance of fetilization: 2. The egg and sperm combine at random: 3. the XX and XY zygotes have equal

113. ## english

Hi does the following sentence sound alright, or should I replace "and it" with the word which? It was filled with lies, corruption, betrayal and it kept me at the edge of my seat.

114. ## chemistry

For A pressure of 25.7 inHg would be how many kilopascals? I did the following, is this correct? 25.7 inHg X 25.4 mm/1in X 101.325 KaPa/760 mmHg = 87.0301 Kapa So: KaPa = 87.0

115. ## Math

Learning about quadratic functions and equations, and I am struggling. It's so easy for others to understand, but math is my weakness, would appreciate all the help you could give. Notes and stuff would be great, as long as I understand. Quadratic

116. ## Calculus - Optimization

UBC parcel post regulations states that packages must have length plus girth of no more than 84 inches. Find the dimension of the cylindrical package of greatest volume that is mailable by parcel post. What is the greatest volume? Make a sketch to indicate

117. ## Math (Dimensional Analysis)

Hi this is a dimensional analysis problem,I want to solve for x. 300x^2 -16.667x^3+(-7200)=0 after getting 300x^2 -16.667x^3=7200 I really don't know what to do. Plz help.

118. ## Math

Find the Zeros of the following functions f(x) = x/3 +5 ^ That one is layed out so differently I don't understand how to solve. In each of the following, determine the zeros of the function and determine the y-intercept of the graph of the function. f(x) =

119. ## Math

Analyzing Quadratic Functions describe how the graphs of the following functions relate to the graph of y=x^2. Could someone please tell me what that means? I sort of understand it, but I want to get it perfectly straight. y = (x+5)^2 Since it's in the

120. ## physics

Stone is dropped frm rest,frm point A on a cliff,it falls 64,8m to point C,B is a point one quarter of the way down.calculate the time the stone takes to fall frm A to C.

121. ## math

find the veretx, the line of symmetry, and the maximuym or minimum value of f(x)=-(x-8)^2-2 Help

122. ## physics

what is nature of a graph of period against angle

123. ## physics

the image you see in a plane mirror appears to be at what distance?

124. ## geometry

The perimeter pf an equilateral triangle is 18 cm make an equation for x.Solve this ,and find x

125. ## social studies

what does it mean to be a global citizen?

126. ## science

Is specific gravity moreor less accurate than other characteristics, explain

127. ## Statistics

The lifetimes of batteries produced by a firm are known to be normally distributed with a mean of 100 hours and a standard deviation of 10 hours. What is the probability a battery will last between 110 and 120 hours?

128. ## Statistics

The grades for Economics students at a large university are found to be normally distributed with a mean of 76 and a standard deviation of 4. What proportion of the students are expected to have a grade between 84 and 88?

129. ## Statistics

A loaded die is tossed. Which of the following assignments could be made for the probabilities of each simple outcome. P(1) = .2 P(2) = .2 P(3) = .2 P(4) = .1 P(5) = .1 P(6) = .1 P(1) = .2 P(2) = .3 P(3) = .1 P(4) = .1 P(5) = .1 P(6) = .0 P(1) = .1 P(2) =

130. ## english

Hi, I only need help in the questions. "The Turtle and the Rabbit Run a Race," #38 Swapping Stories Bel Abbey, Elton, Louisiana I'm going to tell you about the story about the Rabbit and the Turtle running a race. They were going to run a race one time.

131. ## Statistics

8. What will adding 50 to each score in a distribution do to the standard deviation of that distribution? will not change the standard deviation will increase it by 50 will increase it by 502 will not change it but will increase the variance

132. ## physics

I'm having a hard time answering this question. I don't know what equation to use? I've tried using dy= Viyt + 1/2 gt^2. Water is leaving a hose at 6.8 m/s. If the target is 2 m away horizontally, What angle should the water have initially? thank you :D

133. ## math

use the names and ages of yourself and the other two people you selected. Make sure one is older than you and one is younger than you. In years, how old was the older person when you were born? Write an equation that models how old in years each of you