# Questions Asked onAugust 29, 2011

1. ## Basic Math Help Please?

find the next two positive and negative angles coterminal with the quadrantal angle. 90 degrees. I am really confused, what would the two positive and two least negative numbers be? i know it you add or subtract 360.

vickie earns \$20,000 a year as a bookkeeper. if she receives a raise of 2%, how could her new total salary be represented?

3. ## math help

on a drive through allegheny county, natalie drove due west for 9 miles, then turned left and proceeded to drive due south. after traveling 12 miles south, what was the straight line distance between where natalie started and where she ended her drive?

4. ## statistics

d. There are 200 students in a sample. How many of these students will have scores that fall under the score of 41? Mean=45 standard deviation=4

5. ## Math

Identify the group that does not contain equivalent fractions, decimals, and percents

6. ## Math

A hockey team played 12 games. They won 2 more than they lost. They lost 1 more than they tied. How many games did they win, lose, and tie?

7. ## trig

find the next two positive and negative angles coterminal with the quadrantal angle. 90 degrees. would the answer be..... would it be 450, 810?????? and -630, -270 ????

8. ## Chemistry

Samples of three different compounds were analyzed and the masses of each element were determined. Compound Mass Mass N(g) O(g) A 5.6 3.2 B 3.5 8.0 C 1.4 4.0 If you were John Dalton and had never heard of a mole, which of the following would you think were

9. ## Chemistry

The molecular mass of glucose is 180g/mol. you prepare a stock solution of glucose, by dissolving 1.8g of glucose in water to a final volume of 1.0L. The stock solution was then diluted as follows: a. 50mL of the stock solution is added to 450mL of water,

10. ## science

A car travels 240km in 2hr. And the sprinter travels 100m in 9.5 seconds. which one is traveling faster and by how much ?

11. ## math

My brother and I walk the same route to school every day. My brother takes 40 minutes to get to school and I take 30 minutes. Today, my brother left 8 minutes before I did. How long will it take me to catch up with him?

12. ## Applied Calculus

In deciding whether o r not to setup a new manufacturing plant, analysts for a popcorn company have decided that a linear function is a reasonable estimations for the total cost C(x) in dollars to produce x bags of microwave popcorn. They estimate the cost

13. ## physics

Two students are on a balcony 18.3 m above the street. One student throws a ball (ball 1) vertically downward at 12.2 m/s; at the same instant, the other student throws a ball (ball 2) vertically upward at the same speed. The second ball just misses the

14. ## cal

If sin(x) = 1/3 and sec(y) = 13/12 , where x and y lie between 0 and π/2, evaluate the expression using trigonometric identities. (Enter an exact answer.) sin(x + y)

15. ## Math

What is another name for odd numbers?

16. ## mathematics

A cylindrical gasoline can is 18 inches across and 20 inches tall. which expression represents the approximate volume in cubic inches ? 1) (3.14)(9)2(20) 2) (3.14)(9)(20)2 3) (3.14)(18)(20) 4) (3.14)(18)2(20) 5) (3.14)(36)2(20)

17. ## pre-algebra

If a and b are any real numbers, is the statement a x b = b x a always true? Why or why not?

18. ## Trig

Find the angle of the measure formed by the clock. 2:15

19. ## 5s method

how do you solve this problem... solve 6x3 using the 5s method

20. ## math

Your sock drawer has 10 blue socks, 16 red socks, and 12 white socks. If you reach into the drawer in the dark, how many socks do you need to pull out to be sure you have a matching pair? I can't figure out.

21. ## Math

How do you find the equation of a line in standard form (ax+by=c where a, b, and c are integers) for the line passing through (1,5) and (-3,1)?

22. ## physics

Two students are on a balcony 18.3 m above the street. One student throws a ball (ball 1) vertically downward at 12.2 m/s; at the same instant, the other student throws a ball (ball 2) vertically upward at the same speed. The second ball just misses the

23. ## Physics

I don't understand anything about the centripital force and torque please HELP me to understand !@#\$%^& to solve problems relsted to this topics,

24. ## statistics

the average marks for statistics in a class of 30 were 52. the top six students had an average of 31 marks. what were the average marks of the other students?.

25. ## science chemistry

in which of the following the inter-particle forces of attraction are the strongest? A)sodium chloride B)glycerine C)ethyl alcohol D)carbon dioxide

26. ## calculus

The side of a square is measured to be 12 inches with a possible error of ±0.02 inch in that measurement. If x is the exact length of the side of the square, express this difference as an absolute value inequality and solve. Then find the interval

27. ## Chemistry

Compound Z has a MW of 100. Your lab partner weighed 25 grams of compound Z and dissolved it in water to a final volume of 1 liter. a) What is the concentration of the solution expressed as a percentage by weight (w/v)? b) What is the concentration of the

28. ## Physics

Two point charges, Q1 = -7.0 and Q2 = 2.0 are located between two oppositely charged parallel plates, as shown in the figure . The two charges are separated by a distance of x = 0.33m . Assume that the electric field produced by the charged plates is

29. ## english

This is the question? To make supporting points it is important that one finds relevant, accurate, and reliable sources. What should you consider when looking for helpful sources? What are some red flags that indicate you should avoid a particular source?

30. ## social studies

which of the following best illustrates how a president can use the news media to reach the largest segment of the public? a. hold a state dinner for foreign dignitaries b. hold a conference with cabinet members c. meet with heads of congressional

31. ## physics

Item 4 Two 2.0 masses are 1.0 apart on a frictionless table. Each has 1.0 of charge. Part A - What is the magnitude of the electric force on one of the masses? Express your answer using two significant figures. = Try Again; 3 attempts remaining Part B -

Naturally occurring cobalt consists of only one isotope, cobalt59, whose relative atomic mass is 58.9332. A synthetic radioactive isotope of cobalt60, relative atomic mass 59.9338, is used in radiation therapy for cancer. A 1.8155 sample of cobalt has an

33. ## SCIENCE!!!!!!!!!!!!!!111111

can anyone help me define astronimical units?

34. ## math

The area of each of the four states shown of the united states is given as fractions, decimals or percents of the total area of the united states. Arrange the states in order from the largest area to the smallest area. California-4.25% Montana-1/30 New

35. ## physics

A bridge is ten meters above a canal and A motor boat going 3minutes per second passes under the center of the bridge at the same time instant that a woman walking 2minutes per second reaches that point and How rapidly are they separating 3seconds later"

m

m

38. ## Math

How do you factor out (x-2)^2-(y+3)2 completely?

Find x if m

40. ## psychology

1.Once you have read about the major perspectives in psychology, identify any questions you have about these seven major theories (psychodynamic, behavioral, humanistic, cognitive, Biopsychological, Evolutionary, Sociocultural). You must come up with at

41. ## geometry

write the equation of each line in slope-intercept form. then graph the line? Question:through (5,-2)with slope 2/3

42. ## Chemistryy

Identify the observations of Ernest Rutherford's experiment with the gold foil. Where he experimented on alpha particles and deflection. Check all that apply.... 1) a positive charge is spread equally over the atom 2) THE MAJORity of the space inside the

43. ## English

1. I have three balls: one is green, another is blue, and the other is white. 2. I have three balls: one is green, a second is blue, and the third is white. (Are both grammatical?) 3. I have three balls; one is green, another is blue, and the other is

m

45. ## Math

Write the word form of the number that is 10,000,000 greater than 6,021,849.

46. ## psychology

Much of brain research you have read about in this chapter was carried out using animals. In many studies, it is necessary to euthanize animals to study their brain tissue directly. Many people object to this practice, but others say it is justified

47. ## Theme

What is the theme of the Handsomest Drowned Man in the World?

48. ## Language

What is the predicate in the following sentences? The glowing stars danced across the sky. Camping is a lot of fun when you have a friend with you.

49. ## chemistry

An object has a mass of 16.3 grams and occupies a constant volume of 85.2 mL at standard conditions. Calculate the density of the object in g/mL?

50. ## management quality

how to you deal with poor boss behaviors when telling you to lie?

51. ## math

If 2^x=3^y=12^z then show that 1/z = 1/y + 2/x

52. ## management quality

how do you deal with poor boss behavior when taking all the credit for everyone else's work?

53. ## management quality

how would you deal with poor boss behavior when allowing employees to harass others?

54. ## management quality

how would you deal with poor boss behavior when using foul language?

55. ## Algebra

Graph the relation then tell whether the relation is a function The coordinates are: (0,-4), (0,4), (2,-3), (2,3). (4,-1) (4,1) After I graphed it I found that two of the point were on the y-axis so does that mean it is not a function? I might be getting

56. ## Math

How do you factor out x^3+5x-24?

57. ## physics

Start from the origin and go east for 80km. Then go north 192 km. Make a drawing.

58. ## speech

Hii! I have to deliver a speech about a current global issue and I have picked the financial crisis in the US, including poverty, and immigration (since it's so broad) The main part of this assignment is to pick a person that has influenced this issue, and

59. ## Math

\$58,500 a month...number of channels lease, determine what monthly rent each customer pays. 3250 1500 6250 2000

60. ## Atomic Number Chem

The atomic number of fluorine is 9. What is the mass number of a fluorine atom with 8 neutrons?

61. ## psychology

In seeking teament for mental health why might we choose one discipline over the other? why do you think treatment is not always successful?

62. ## math

Use the numbers 0-9 in pairs so each pair has the same sum.

63. ## Math

How do you solve this equation: 3x-5*√x=2. (√= Is a square root sign)

64. ## English

Jane doesn't look well. I am worried about her. 1. - I know. I am about to take her to the doctor. 2. - I know. I was about to take her to the doctor. (In this dialogue, which one should we use, 'am' or 'was'?

65. ## Chem

Naturally occurring cobalt consists of only one isotope, cobalt59, whose relative atomic mass is 58.9332. A synthetic radioactive isotope of cobalt60, relative atomic mass 59.9338, is used in radiation therapy for cancer. A 1.8155 sample of cobalt has an

66. ## math

use properties and mental math to find the value. (10times8)times3 8times(3times5) (36+42)+24

67. ## science

if you drive a car from Milwaukee to Chicago in 90 minutes.what is the velocity in km in 1 hour. 150 is the distances. Can somebody help me with this question?

68. ## com 155

1. A lot of people don’t have wills. Everyone needs a will, but not all people have one. Wills are important because they explain who gets your stuff after you die. You don’t want your things going to someone you don’t want them to go to. My Aunt

69. ## Chemistry

A 25.00 mL sample of seawater taken from a depth of 1000 meters weighs 25.75 g. What is the density of seawater?

70. ## Trig

cos270degrees -5cos180degrees (0/1)-5(-1/1) 0-5(-1) does it equal -5 or +5?

71. ## biology

what is the parts of circulatory system?

72. ## 5s method

how do you solve this problem... solve 6x3 using the 5s method

73. ## Math

What is the supplement, and compliment of 6x-5. Thanks in advance.

74. ## Physics

I don't understand anything about the centripital force and torque please HELP me to understand !@#\$%^& to solve problems relsted to this topics,

75. ## Physics

I don't understand anything about the centripital force and torque please HELP me to understand !@#\$%^& to solve problems relsted to this topics,

76. ## Word Problem

You and your roommate have timed the necessary physical operations. The ﬁrst physical production step is to wash out the mixing bowl from the previous batch, add all of the ingredients, and mix them in your food processor. The mixing bowls hold

77. ## English

1. The boy cleaned his room as his mother asked. 2. The boy cleaned his room as his mother asked for. 3. The boy cleaned his room as his mother said. 4. The boy cleaned his room as his mother wanted. 5. The boy cleaned his room as his mother told. 6. The

79. ## English

1. All the money was gone. 2. All the money disappeared. (Are both the same?) 3. Chandra examined the elephants and found a problem with their ears. (What is the meaning of 'with' in this sentence? On/In which part did the elephants have a problem, in

80. ## math

how do you simplify addition multiplication divison and subtration?

81. ## English

1. Two hundred and fifty-six grains of rice amounts to one spoon of rice. 2. Two hundred and fifty-six grains of rice amounts to one spoonful of rice. 3. Two hundred and fifty-six grains of rice amounts to a spoonful of rice. 4. Two hundred and fifty-six

82. ## Maths

Hey :) I was wondering if someone could tell me if this answer and working is correct or not... Cos theta =-0.25 Cos inverse -0.25 = -14 therefore theta equals: 180--14=194or/and 180+-14=166 Any help would be much appreciated :) Thanks!

83. ## English

Could you please check these sentences for me? Thank you. In particular,the tense choice and the sentence connectors. Could you suggest to me a site where I can find a list of expressions generally used when summarizing a story? 1)The tale starts with a

84. ## English

I left out the following sentences. Thank you. (They refer to the same summary) 1)Though the narrator got frightened the captain decided to sail. (OR The captain decided to sail, despite the narrator’s fears. 2) He felt uneasy and couldn’t sleep. So he

85. ## astronomy

what are the contributions of astronomy?

86. ## science

if you drive a c ar from milwaukee to chicago in 90 mins.what is the velocity in km in 1 hour. 150 is the distances. I think the answer is 1200km/hr. Is this right?

87. ## Mathematics

"Write the unit rate as a fraction" "25 feet per second" How do you solve this?

88. ## teachers aide early chidhood education and after s

which type of afterschhol game is usually most successful with young children? (a)highly structured group games (b)noncompetitive physical games (my answer) (c)indivual quiet games (d)educational reading and writing games one of the primary concerns of

89. ## geometry

2. Point B is between A and C. If BC = 11 cm and AC = 17 cm, what is AB? (Points : 3)

90. ## Math

A train that is one mile long starts through a tunnel that is also 1 mile long. the train is traveling 15 miles per hour. how long does it take for the train to get completely through the tunnel?

91. ## Chem

Find the number of protons and electrons of N-3. Would it be 7protons, and 4electrons? or 7 protons, and 7electrons?????

92. ## math

use propertise and mental math to find the value. 19+(28+21) 3 times 270 (86+27)+3

93. ## math

what is the answer to f(x)=5/(x-2) if f(5)?

94. ## mathematics

Please help me answer this question; 1.A metal gutter open at the tops and ends, is bent up from material 30 cm wide to form a rectangular cross section. a) If the base of the gutter is x cm wide, find the height of the gutter. b)Show that the area of the

95. ## Chem

Is sea water close to being a saturated sodium chloride solution?

96. ## English

I'm sending you the sentences again. (Is it incorrect to use the simple past??). Thank you. 1)Though the narrator gets frightened the captain decides to sail. (OR The captain decides to sail, despite the narrator’s fears. 2) He feels uneasy and can't

97. ## science

all acids are not corrosive. justify the statement.

98. ## english

write a paragraph on : advantages of computer

99. ## algebra

Can someone help me Create an equation of a nonlinear function and provide two inputs for your classmates to evaluate.

100. ## English

I forgot to include the following sentences. Thank you. 1) So he decides to make himself a hiding place. The narrator examines the material with which the ship was made (has/had been made?) and finds them strange. In particular, he notices that though well

101. ## Chemistry

How many grams of bromine liquid are needed to make 6 moles of KBr?

102. ## Math

An auditorium has 1600 seats. At a ticket price of \$6, the owners can sell 1200 tickets. For each 25 cent increase in price the tickets sold reduces by 25. What price should the owners set to maximize the income?

103. ## math

select T.branch_name from branch T, branch S where T.assets > S.assets and S.branch_city = "Brooklyn" Write an efficient relational algebra expression that is equivalent to this query. Here is my answer: á T.branch_name (T.assets > S.assets v

104. ## social studies

What are eskims? and cultural regions?

105. ## geometry

if mo bisects pmn and mn = 6 then mo is ?

106. ## life orientation

In 10-15 lines critically discuss 5 ways in which xenophobia impacts on the community

107. ## English

1. All were happy. 2. All was clean. 3. All were clean. Q: In #1 all means all people, so #1 is grammatical. What about #2 and #3? In #2 and #3, all means all things. In this case, do we have to use 'was' or 'were'?

108. ## teachers aide early chidhood education and after s

in a classroom the teacher or teacher aide should? (a)allow children time to choose their own materials or activities in which to participate(my answer) (b)provide as much structure in the curiculum as possible (c)allow for as much variety as possible in

109. ## science

If you drive a car from Milwaukee to Chicago in 90 mins what is the velocity in km in 1 hour use 150 km as your distance ?

110. ## math

The city is planning to install streetlights and wants five lights along a walkway of 60 yards. If there is a light at the beginning and at the end of the walkway and the lights are evenly spaced, what is the distance between each light

111. ## science

How far will you go in 3hr traveling in 60km per hour ?

112. ## algebra

For the equation 9x + 15y = 4(2x - 7), the y-intercept is at the coordinate (0,y). What is the value of y? Type in your answer as a decimal rounded to the nearest hundredth.

113. ## teachers aide early chidhood education and after s

1.you should serve meals and snacks for young children? (a|)at the same time daily (my answer) (b)only when the children are hungry (c)in a complety quiet atmosphere (d)at a different time everyday 2.children often use parallel play as a way to ?

114. ## Physical chemistry

help! I am trying to figure out how to convert from equation one to equation two. I have spent two hours on this and cannot figure it out. I would greatly appreciate if someone could help me out on this. Equation1: v= sqr root (3RT/M) with R being the

115. ## math

the peremeter of a square is 14.4 cm.find the area of the square? i do not know the answer.........plssssss help me

116. ## English

I will give you what you want, I mean, anything. Q1. Is 'what you want' in apposition with 'anything'? Q2. What is the role of 'I mean'? What other expressions can we use instead of 'I mean'?

117. ## math

thank you Ms.Sue

118. ## math

Mike makees the following table of the distances he travels during the first day of the trip. A suppose Mike continues riding at this rate. Write an equation for the distance mike travles after t hours. B sketch a graph of the equation. How did you choose

119. ## english ( intro in essay)

here is a finshed introduction of my essay on the book the great gatsby. im suppose to write how todays' bussiness men, celebrities, and athletes mirror the cntext of this novel. can u pleas tellme wat toimproveon. and correct any puncation errors. In the

120. ## teachers aide early chidhood education and after s

a good activity for a childs cognitive development is ? (a)listening and repeat games (b)self help practice (c)circle time (d)sequencing and ordering (my answer) according to this study unit an acceptable adult to child ratio for schools teaching five year

121. ## algebra

use the distributive law to factor the following and check 3+27b+6c

122. ## science

what distance will be traveled if you are going 120km in a hour for 8 hours ?

123. ## Math

A man runs to a telephone and back in 15 minutes. His speed on the way to telephone is 15 m/s and his speed on the way back is 4m/s. Find the distance to the telephone.

why is it important to use the active listening posture

125. ## physics

1/2 [vo + (v0 + at)]t ? please explain every step

126. ## calculus

find the tangent function is continuous on the interval (-90,90) but is not uniformly continuous

127. ## physics

A commuting student leaves home and drives to school at an average speed of 41.0 km/h. After 24.0 min she realizes that she has forgotten her homework and returns home to get it at the same average speed. It takes 9.0 min to find the report, after which

128. ## physics

At a certain time a particle had a speed of 91 m/s in the positive x direction, and 4.7 s later its speed was 73 m/s in the opposite direction. What was the average acceleration of the particle during this 4.7 s interval?

129. ## geometry

How do you solve for X in the equation (2x-3)(x-5)(4x+7)=0?

130. ## geometry

If EF=6 and EG=21, find the value of FG. Thank you in advance =^_^=

131. ## algebra

One health insurance policy pays for people claims by multiplying the claim amount by 0,8 and then subtracting\$500. Define a variable and write an equation for this situation. Find the claim amount for an insurance payment of \$4650

132. ## geography

What line of longitude forms the other half of the Prime Meridian? My answer is The International Dateline. Am I correct?

133. ## math

Your sock drawer has 10 blue socks, 16 red socks, and 12 white socks. If you reach into the drawer in the dark, how many socks do you need to pull out to be sure you have a matching pair? I can't figure out.

134. ## economics

what is economic concept necessitating choices and priorities in any society?

135. ## Algebra

This is a concept check on quadratic equation application. I am having trouble with a couple of parts. If anyone can help I would appreciate it. Suppose you are an event coordinator for a large performance theater. You need to supply information about

136. ## algebra

how do I order the following from least to greatset and show all work -7/8,-5/6,6,8,-5

138. ## Math

Find c, so that f(x) is everywhere continuous? f(x)= {x+c, x 2

140. ## education MA

What two major concerns do you have about being a reflective decision maker? what does tis mean? need explain

141. ## statistics

A researcher wants to select 6 participants from the following data set using systematic sampling. The 12th participant is randomly selected. x=(1,2,3,4...48) 1. Find all of the selected participants. 2. How would youre answer differ if the last

142. ## math

{y < -4/3} interval notation this is what I got... (-∞, -4/3)

143. ## ethnics 125

Investigate the official language movement which is an important hispanic american cultural interest. I have to find six credible sites or articles describing bilingualism in education and politics. How would I find credible sites everything I find is

144. ## English

Thank you very much for correcting my sentences. Here are some more I'm doubtful about. 1) The narrator feels very nervous. A disease has caused (caused??) the acuteness of his senses. 2) He wants to prove to the reader that he is not mad. To prove his

145. ## algebra

evaluate 2x+7y/30 for x=15 and y=3 write your final answer exactly as a fraction in lowest term

146. ## language arts

which of the following sentences correctly demonstrates the verb form of the adverb ruefully? (A)she had a rueful look on her face (B)i rue the loss of a golden opportunity (C)he is totally rueless to the truth a person described as sensitive can be either

147. ## Calculating Averages?

A certain element has four isotopes. 5.85% of has a mass of 53.93961 . 91.8% of has a mass of 55.934939 . 2.12% of has a mass of 56.93539 . 0.282% of has a mass of 57.93328 . What is the average atomic mass of element ? Express your answer numerically to

148. ## math

what number makes the statement true? 580,000=58x

149. ## english

how different would life be without clocks?

150. ## algebra

8-4( 2-3)^2 ÷ √4

151. ## Write a fictional, first-person account of the cre

This is what my assignment is Describe, as if you were a member of that subordinate group, where the group originated, how it came to the United States, and one or two locations in the United States where members of your group live. Be creative in your

152. ## science

If a rocket travels 5600km what is it speed?

153. ## Biology

Why is it when someone is cooking something, like a cookies or pizza, you can smell it all the way upstairs? like does it have to do with diffusion or something? I'm confused...Thanks in advance :)

154. ## CHEMistry

To find the net mass of something do you subtract the average mass of an empty can from the average mass of cans of regular soda. So I can calculate the density of cola. net mass of cola divided by volume of cola. What does net mass mean?

155. ## algebra

(-1/6 + √4/9 )^2

156. ## Math

You and your roommate have timed the necessary physical operations. The ﬁrst physical production step is to wash out the mixing bowl from the previous batch, add all of the ingredients, and mix them in your food processor. The mixing bowls hold

-8/3*2=

158. ## u.s history

I have a test tomorrow in US history that I am studying for. My teacher told us that on the test we will have to put 10 of the most important and relavent things that happened from prehistory to 1824. I have a hard time learning history. I know the first

159. ## human service

I am looking for web pages that explore the information available linking mediation and advocacy to human services. can you give me any sugustions?

160. ## algebra

z= 18-17.5 ------ 1.8/ √16 I got: .5/.45

161. ## Math

If q is the number of quarts of lemonade, then 1/4 q can be used to find the number of cups of lemonade mix needed to make the lemonade. How much mix is needed to make 2 quarts of lemonade?

162. ## physics

A ball moving in a vertical circle of radius 0.8 meters has a speed of 4 m/s at the top. To the nearest tenth what is its acceleration at the top?

163. ## physics

A plastic tube allows a ﬂow of 15.5 cm3 /s of water through it. How long will it take to ﬁll a 206 cm 3 bottle with water

164. ## algebra

Factor x^2+5x-24 completely.

165. ## Algebra

Posted by Aria on Monday, August 29, 2011 at 2:58pm. This is a concept check on quadratic equation application. I am having trouble with a couple of parts. If anyone can help I would appreciate it. Suppose you are an event coordinator for a large

166. ## math

TRUE OR FALSE (x+y)+2=2+(x+y) is it associative property? (2*3)*5=(3*2)*5 is it commutative property? (X+3)4=4X+12 is an example of the distributive property of multiplication over addition (10+y)+z= 10 +(y+z) is this associative property?

167. ## science

how big is a nanometer? micrometer? angstrometer? mega meter? thantks

168. ## physics

Item 9 A small glass bead has been charged to 20 Part A - What is the magnitude of the acceleration of a proton that is 4.0 from the center of the bead? Express your answer using two significant figures. = Part B - What is the direction of the acceleration

169. ## chemistry

A 25.0 mL sample of 1.00 M KBr and a 75.0 mL sample of 0.800 M KBr are mixed. The solution is then heated to evaporate water until the total volume is 50.0 mL. What is the molarity of the KBr in the final soltion?