# Questions Asked onSeptember 24, 2009

1. ## AP Physics

A girl is whirling a ball on a string around her head in a horizontal plane. She wants to let go at precisely the right time so that the ball will hit the target on the other side of the yard. When should she let go of the string?

2. ## Physics - ice to liquid

Fifty grams of hot water at 80oC is poured into a cavity in a very large block of ice at 0oC. The final temperature of the water in the cavity is then 0oC. Show that the mass of ice that melts is 50 g. To melt ice to 50g of water, I think that it will

3. ## Calculus

Hi! My question is: Given that f is a function defined by f(x) = (2x - 2) / (x^2 +x - 2) a) For what values of x is f(x) discontinuous? b) At each point of discontinuity found in part a, determine whether f(x) has a limit and, if so give the value of the

4. ## math

These numbers form an addition and subtraction fact family. 6, 7, 13 Choose the fact family formed by these numbers. 7 + 13 = 20 13 + 7 = 20 13 – 13 = 0 13 – 0 = 13 7 + 0 = 7 6 + 0 = 6 13 – 0 = 13 13 – 13 = 0 7 + 0 = 7 6 + 0 = 6 13 – 0 = 13 13

5. ## biology

create a mnemonic for the 6 kingdoms they maybe in any order but you must have all 6

6. ## Calculus

Air is being pumped into a spherical balloon so that its volume increases at a rate of 30 cubic centimeters per second. How fast is the surface area of the balloon increasing when its radius is 19 cm? V= 4/3*pi*r^3 S= 4 pi r^2

7. ## Science

When we look at a leaf, we see the colors of light that are reflected off its surface. How does this explain there relatively low flow of oxygen in green light?

8. ## Physics - repost to MathMate or whoever can help

A 10-kg iron ball is dropped onto a pavement from a height of 100 m. Suppose half of the heat generated goes into warming the ball. Show that the temperature increase of the ball is 1.1oC. (In SI units, the specific heat capacity of iron is 450 kJ/kg*oC.)

9. ## AP Physics (circular motion)

The moon revolves about the Earth in a trajectory that is very nearly a circle of radius r = 384,401 km, and requires 27.3 days (23.4 x 10^5 seconds) to make a complete revolution. What is the acceleration of the moon toward the Earth?

10. ## biochem

Exactly 100 bacteria with a generation time of 30 min are introduced into fresh sterile broth at 8am and maintained at an optimum incubation temperature throughout the day. How many bacterian are present at 3pm? How many generation will take place by 5pm

11. ## algebra

solve for the indicated variable: a. temperature formula solve for !@#\$%^&=5/9(F-32)+273 b. annual interest rate solve for R: A=P+Prt

12. ## Calculus

A street light is at the top of a 17 ft tall pole. A woman 6 ft tall walks away from the pole with a speed of 6 ft/sec along a straight path. How fast is her shadow lengthening when she is 30 ft from the base of the pole?

13. ## math

The four-digit numeral 3AA1 is divisible by 9. What digit does A represent?

14. ## AP Physics

A rope is tied to a pail of water and the pail is swung in a vertical circle of radius 1.3m. What must be the minimum velocity of the pail at the highest point of the circle if no water is to spill?

15. ## w.g

ship breakers wreck old ships in order to: A)create a light industry B)provide work gor unemployed city residents C)**assist cottage industries D)recycle iron and steel i think that's it but i really think is for them to know whose ship is whose but that's

16. ## History

3)What is the approximate distance along trade routes between Venice,Italy,and Guangzhou,China? (Answer in miles and kilometers)

17. ## Math

Joe's electric made 16 customer calls last week and 22 calls this week. How many calls must be made next week in order to maintain an average of at least 21 calls for the three week period? My answer was at least 19 calls must be made to maintain an

18. ## physic

Hi, could you help me please Question: A tortoise can run with a speed of 0.12 m/s and a hare can run 20 times as fast. in a race, they both start at the same time, but the hare stops to rest for 2.0 minutes. The tortoise wins by a shell (25cm). A.How long

19. ## Finance

A firm has ROA of 14% and a debt/equity ratio of 0.8. The ffirms ROE is?

20. ## PHYSICS

Estimate the terminal speed of a wooden sphere (density 0.700 g/cm3) falling through air if its radius is 3.20 cm and its drag coefficient is 0.470.

21. ## Chemistry

In the gas phase reaction CH4 + H2O → CO + 3 H2 At T = 1500 K , Kp = 11000 Calculate Kp, T = 1500 K , for the following reaction 3 CO + 9 H2 → 3 CH4 + 3 H2O .

22. ## college

Electro-Rad Inc., a developer of radiology equipment, has stock outstanding as follows: 50,000 shares of 2%, preferred stock of \$50 par, and 100,000 shares of \$25 par common. During its first four years of operations, the following amounts were distributed

23. ## statistics

Suppose a box of marbles contains an equal number of red marbles and yellow marbles but twice as amny green marbles as red marbles. Draw one marble from the box and observe its color. Assign probabilitites to the elements.

24. ## math

Each letter of the alphabet is written on a separate piece of paper and placed in a box. Find the probability of drawing a vowel, {a, e, i, o, u}, or a letter in the word "segments"?

25. ## Calculus

A spherical snowball is melting in such a way that its diameter is decreasing at rate of 0.2 cm/min. At what rate is the volume of the snowball decreasing when the diameter is 16 cm.

26. ## math

A calculator requires a keystroke assembly and a logic circuit. Assume that 83% of the keystroke assemblies and 92% of the logic circuits are satisfactory. Find the probability that a finished calculator will be satisfactory. Assume independence of

27. ## geometry

A rectangular garden that is W ft wide is enclosed by 120 ft of fencing. How long is the garden?

28. ## calculus

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 17 knots and ship B is sailing north at 20 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per

29. ## socilal studies

which tribe was the largest and controlled the northeastern part of florida?

30. ## w.g

the aryans arrived in the indus valley and wrote the vedas A)after the indus valley civilization crumbled B)with the help of mohandas ghandi C)**during the hieght of the indus valley civilization D)to institiute a permanent caste system

31. ## U.S History

The Antifederalists opposed the Constitution because they thought it

32. ## Communications

True or False: When people are aware of both the positive and negative characteristics of another, they tend to be more influenced by the undesirable traits.

33. ## C Programming

Write a program that prompts the user to enter a temperature, followed by a letter representing Celsius (C) or Fahrenheit (F). Then prompt the user for the conversion type and print the results to the screen with one decimal point. If the user enters a

34. ## math

Could someone explain topologically equivalent to me. I am to figure out if a pretzel is topologically equivalent to a pencil, a pipe or a trophy and I just don't understand please help

35. ## calculus

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 17 knots and ship B is sailing north at 20 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per

36. ## Chemistry

The following table contains data for the equilibrium reaction CH3COOH(g)+ C2H5OH(g)↔ CH3COOC2H5(g)+ H2O(g) T = 100oC. Each row in the table represents a different experiment (diffferent intial concentrations). Initial concentration Equilibrium

37. ## geography

pakistan and india disagree about the political borders of: A)** bangladesh B)kashmir C)bhutan D)nepal

I'm a special ed kid and I need help to unscramble these science words ,itvbarnoeso, lncsuoicno and ecrfenine

39. ## maths

you and your family go to a restaurant. the bill is \$26.98 including \$1.53 in tax. find the percent tax. please help. thanks

40. ## Cost accounting

Flexibility is said to be the hallmark of modern management accounting, whereas standardization and consistency describe financial accounting. Explain why the focus of these two accounting systems differs.

41. ## Honors Chemistry

In my vocabulary crossword puzzle, I have one clue answer left to fill in the puzzle, but the clue doesn't match anything that even EXISTS: 9. A group 18 element (on the periodic table) Answer so far: N??E?????S NONE of the group 18 elements fit in here,

42. ## social studies

which tribes controlled the northeastern part of florida?

43. ## social studies

which tribes controlled the northwestern part of florida?

44. ## Finance

Your group has been hired by an advertising firm that is developing a series of commercials for family-oriented products geared toward the entire family. They want to develop a series of commercials that will target family members at various life stages.

45. ## Math [urgent]

1. The sum of three numbers is 301. The second number is 3 less than twelve times the first number. The third number is 4 more than seven times the number. Find the three numbers. ~~~~~~ 2. Two friends live 15 miles apart. One day they decide to jog and

46. ## Math

The sum of three numbers is 301. The second number is 3 less than twelve times the first number. The third number is 4 more than seven times the number. Find the three numbers.

47. ## Math

How many ways can an IRS auditor select 3 of 11 tax returns for an audit? A)1331 B)6 C)990 D)165 My answer is: 990. Is this correct? Thanks.

48. ## Physics

I'm not sure how to do this problem A 145-g baseball is droppexc from a tree 12.0 m above the ground. (a) Wtih what speed would it hit the ground if air resistance could be ignored? (b) If it actually hits the ground with a speed of 8.00 s^-1 m, what is

Have the regulatory agencies been outlawed by the federal courts?

50. ## US HISTORY

Why did the Battle of the Alamo anger Americans in Texas?

51. ## chemistry.

The relative mass of A is 116. Determine the molecular formula of A.

52. ## history

with the improvement in transportation and communication, would the original articles of confederation work for all 50 states today? Explain why?

53. ## Ap Physics

Paleontologists estimate that if a Tyrannosaurus rex were to trip and fall, it would have experienced a force of approximately 260,000N acting on its torso when it hit the ground. Assuming the torso has a mass of 3800kg , find the magnitude of the torso's

54. ## Math

A census-taker rings Mr. Manning's bell and asks how many children he has. "Three daughters," he replies. "And how old are they, in whole numbers?" asks the census-taker. "Well, I'll tell you this:the product of their ages is 72, and the sum of their ages

55. ## Pre-Calc

The height s of a ball, in feet, thrown with an initial velocity of 112 feet per second from an initial height of 20 feet is given as a function of time t (in seconds) by s(t)= -16t^2+112t+20. What is the maximum height of the ball? At what time does the

asked by MUFFY Question has been fixed
56. ## physics

A boy starts from point A and moves 5 units toward the east, then turns back and moves 3 units toward the west. what is the displacement in the position of the body?

57. ## Math (Algebra)

Solve using the multiplication principle -7x

58. ## geometry

ughh i need help i dnt like proofs we'll here it the instructions write a two column proof the segment addition postulate is useful for this proof also. remember that the transitive && substitution properties are common in proofs this one requires

59. ## algebra

solve for the indicated variable: a. temperature formula solve for !@#\$%^&=5/9(F-32)+273 b. annual interest rate solve for R: A=P+Prt im posting this the second time, but the first reply i got didn't help much :( can you show me how to do at least one of

60. ## algebra 3

Find a polynomial of lowest degree with only real coefficients and having the given zeros. -2+i, -2-i, 3, -3

61. ## algebra

can someone please check my answer for me? 6-2x=6x-10x+14 I got x=-2 is this correct? if not please let me know which step I missed.. thank you

62. ## Algebra

[2y^2+11y+5]/[4y^2+4y+1] / [2y^3+10y^2]/[4y^3] =2y over (2y+1), right?

63. ## Math

Philips inc has a debt ratio of 55% and ROE= 20%. What is phillips ROA?

Find all primes less than 100 that can each be written in all three ways: p=a^2+b^2=c^2+2 e^2=f^2+3 g^2, and show how it's done with each one. The numbers you're squaring must be integers; show your thinking. thanksi don't get it at all

65. ## Accounting

I need to enter the following into Journal Enteries a) Borrowed \$12,000 cash on a short-term note payable dates march 1, 2011 b) Purchased land for future buildings site, paid cash, \$9,000. c) Earned \$160,000 in Service Revenue for 2011, including 40,000

66. ## Economics

Does a Contractionary Fiscal Policy help lower inflation? Or does Expansionary Fiscal Policy lower inflation?

67. ## geometry

what does topologically equivalent mean? I have read the definition but I am still confused. I have a picture of a pretzel and am to figure out which picture (a pencil, a pipe or a trophy)is topologically equivalent to the pretzel. could someone explain

68. ## Scale

The size of a country on a map with scale of 1:50000 is reflected as 2730.8cm^2, and the coastline is reflected as 386cm. The size of the country when drawn on another map with different scale, is 10923.2cm^2. Find the length of coastline reflected on the

69. ## physics

A person walks 25.0 degrees north of east for 3.80 km. How far would the person walk due north and due east to arrive at the same location? I did the Sin of 25 but the answer was wrong

70. ## math

solve for the indicated variable: a. temperature formula solve for !@#\$%^&=5/9(F-32)+273 b. annual interest rate solve for R: A=P+Prt can you please show how to do these? thanxx =)

71. ## college -spanish

what is the translation of this spanish poem - "La puerta se cerro detras de ti Y asi detras de ti se fue mi amor Creyendo quepodria convincer a tu alma de mi padecer La puerta se cerro detras de ti Y nunca mas volviste aparecer Dejaste abandonada la

72. ## physics

A person walks 25.0 North of East for 3.80 km. How far would the person walk due North and due East to the same location?

73. ## algebra

I have a word problem in my homework that confuses me. How long is 1 billion seconds simplified into years then months then days, etc. Years then months then days as in xx years xx months and xx days to count to 1 billion seconds. Just one answer not an

74. ## economics

what determines the price and the quantity produced of most goods?

75. ## author

* Write a brief summary of the main ideas of the article (or at least two paragraphs of the article). Create an in-text citation for your summary. * Paraphrase a specific point or points made by the author within the article. Create an in-text citation for

76. ## math

can someone please check my answer for me? thanks in advance 9(x+4)=3(3x+2)+30 I got x=8 is this correct if not could you please tell me where I missed the step at?

77. ## ethics

how are race based gerrymandering related to affirmative action?

78. ## Statistics

Events A, B, and C are defines on sample space S. Their corresponding sets of sample points do not intersect and their union is S. Further, event B is twice as likely to occur as event A, and event C is twice as likely to occur as event B. Determine the

79. ## gr8 science

HOMEWORK QUESTION: give one advantage and one disadvantage of having many branches in science??? i know its a silly question but i really couldn't think of an answer and i thoight you guys could give it a try.... can u help me out?? plz??

80. ## Ms. Sue

I am writing a formal essay for a contest to win a scholarship.But it has to be written formally.

81. ## english111111111

who was marginalized in "the great depression 1929"? And what other thing were marginalized in "the great depression 1929"? and any info on marginalization? Thanks

82. ## algebra 1

WHICH FORMULA DO I USE AND HOW DO I WORK IT OUT? I SERIOUSLY NEED HELP! use the formula h=rt-4.9t^2 when h is in meters and h=rt-16t^2. A rocket is fired upward with an intial speed of 1960m/s. After how many minutes does it hit the ground?

asked by SIMP( secret important person)
83. ## Finance help

Assume Williams inc has: Debt ratio= 40% Net profit margin= 10% Return on assets = 25% Find williams Total Asste Turnover Ratio

84. ## w.g

most people visit south asia to see: A)wild animals, mountains, temples and festivals B)great forest, unspoiled by human activity c)** sophisticated metropolitan region D)buddhist monasteries why has tourism declined in sri lanka? a)pollution B)habitat

85. ## writing

Which of these two sentences are correct: Where is my coat and umbrella? Where are my coat and umbrella?

86. ## geometry

what does topologically equivalent mean? I have read the definition but I am still confused. I have a picture of a pretzel and am to figure out which picture (a pencil, a pipe or a trophy)is topologically equivalent to the pretzel. could someone explain

87. ## calculus

I have a couple of questions that I'm not sure how to do! 1) Given f(x) = (x^2 - 2x + 1) for x does not equal 1 and (k) for x = 1 Determine the value of k for which f is continuous for all real x. a) 0 b) 1 c)2 d)3 e)none of the above i think the anser is

88. ## algebra

what numbers factor 25x^2 - 10x + 126

89. ## Calculus

If xy=4 and dy/dy=3 then find dx/dt when x=4?

90. ## government

is there a culture where they swore and had a sense to not get addicted to somthing

91. ## genetics

can u help me with this qs pure breeding white budgies were crossed with pure breeding yellow and green budgies. all the F1 offspring were yellow and green. the F1 was then testcrossed with pure breeding white budgies, and the offspring were as follows:

92. ## math

The same car at three different dealerships had a median price of \$14,833.02. The mean price was \$14,544.43 and the range of prices was \$1476.24. What were the three prices?

93. ## Pre-Calc

An open box is formed by cutting squares out of a piece of cardboard that is 22 ft by 27 ft and folding up the flaps. What size corner squares should be cut to yield a box that has a volume of less than 235 cubic feet? I know that the size corner squares

94. ## Geography

Just need these checked to see if they're correct- 24. Differences in the landscapes and resources of the Nordic nations have produced different a. political systems b. language and religions c. economic activities d. relative locations C ---- 3. What is

95. ## Algebra I

Rewrite the equation so that y is the !@#\$%^&ntion of x: a. 1/7(49-7y)=5x-3y+14 b. 4(2x-3y)=-5(x+3y) Can you please explain and show how to do these two problems? Thank you.

96. ## math

a store cells 26 ounces of sphagetti sauce for \$1.17. the store also sells 34 ounces of the same sauce for \$1.36. which is the better buy? I think 34 ounces of the same sauce for \$1.36 is the better buy. is it correct? thanks

97. ## criminal justice

need help with writing final paper. Pick a country (outside of the United States) and research its correctional system. „h Write a 1,050- to 1,400-word paper in APA format comparing the American correctional system with that of a foreign country. o

98. ## Literature

Can someone help me?I have some literature homework to finish up but im kind of stuck on one.Can someone give me a sentence or paragraph with the word "audacity" in it?

99. ## Math

List the elements in the sample space of the experiment. A 6 sided die is rolled. The sides contain the numbers {1,2,3,4,5,6}. List the sample space of rolling one die. A){6} B){1,2,3,4,5,6} C){36} D)None of these. My answer is: B){1,2,3,4,5,6}. Is this

100. ## Human Anatomy

Which vertebral curvature abnormality is the most serious? Why?

101. ## social studies

How would the world be different if countries could resolve their differences?

103. ## French

1. quand est-ce que tu prends rendez vous avec le/la dentiste? 1. J'ai rendez vous avec le dentiste a 3h30. 2. Est-ce que tu as souvent mal aux dents? 2. Oui, j'ai souvent mal aux dents . 3. Est-ce que tu as peur de prendre rendez-vous avec le/la dentiste?

104. ## Algebra

-5/6b=-|-20| How do I solve for b? Thank you!

105. ## french

student A: Est-ce que tu aller ètudier le Français aujourd'hui? student B: Oui, je vais ètudier le Français aujourd'hui. please correct me if I'm wrong, thanks

106. ## math

Rewrite the equation so that y is the !@#\$%^&ntion of x: a. 1/7(49-7y)=5x-3y+14 b. 4(2x-3y)=-5(x+3y)

107. ## science

What are three key differences between unicellular and multicellular organisms?

108. ## Science

When we look at a leaf, we see the colors of light that are reflected off its surface. How does this explain there relatively low flow of oxygen in green light?

109. ## w.g

what was been the cause of erosion, floods, and loss of soil in bangladesh? A)deforestation B)drought C)poaching D)**all of the above

110. ## Chemistry

Okay so I need help with this question: How many grams of NH3 can be produced from 3.87 mol of N2? Can someone tell me how to do this probelm? Maybe do the question with a different set of numbers just so that I can see how to do it? Thank you!

111. ## socials

In 1648 what crime does the parliament accuse Charles of?

112. ## government

i need to draw a little cartoon on Enumeration and Nomination but i just can not get any idea's. help?

113. ## w.g

which of the following does south asia not depend upon for energy A)hydroelectric power B)windmills C)imported oil D)**burning wood and coal

114. ## algebra

density=8.48g/mL mass=1.83 kg volume=

115. ## Literature

What is scope in literature? I've been searching for this forever and I just cannot seem to figure out what it is! Please help!

116. ## Math (Algebra)

Amy paid 82.97 for a pair of running shoes during a 20% off sale what was the original price? what is the formula for this?

117. ## College Physics

Box M2 sits atop M1. (M1=25kg M2=15kg). The coefficient of friction between boxes and between M1 and the ground is Uk=.4 and Us=.5. I found that 353N is the maximum force you can apply to box 1 so that box 2 doesn't slip off. Now it asks for the

118. ## history

what is the republican's name for andrew johnson?

119. ## geometry

write an equation of a line with undefined slope that passes through the point (3,-2

120. ## Physical Science

If the southern hemisphere contains 10 percentland and the northern hemisphere contains 40 percent land, what percentof Earth is land?

121. ## Criminal Justice

Create a 7- to 10-slide Microsoft® PowerPoint® presentation that describes the following: o The steps leading to a trial. o The role and importance of the Sixth Amendment. o The process of jury selection and the procedures of a jury trial.  Include

122. ## Algebra 1

Write an equation of the line containing the given point and parallel to the given line. Express your answer in the form y=mx+b. (-5,7);2x=9y+4

Do administrative regulations have the force of law?

124. ## ethics 125

List two to three characteristics of Orientalism. How may Orientalism and prejudice contribute to hate crimes against these groups?

125. ## math

I am already weak at math, but when they throw in letters it throws me off and confuses me more... can someone please show me how to work this problem? Ax+Hy=L,for x.

126. ## US History

What were British criticisms of the colonies in 1763?

127. ## math

can someone help me solve this problem -x/2+4=12 i got x=-16 but that didn't seem to be right

128. ## chemistry11111111

What are the different physical properties between HCl and NaCl? And explain the causes of their differences?

129. ## Ms. Sue

The topic is about what aspires me. What I want to do in the future. Well I want to be a veterinarian. But I am not allowed to use I, me, myself,you, yourself, or overusing words.

130. ## Algebra

[2x-12]/[3x-6] * [x^2-4]/[x^2-36] * [3x+18]/[4x+8] Would it be x+4 over 2(x+2)(x-2)?

131. ## algebra

Solve using the multiplication principle -7x

132. ## Algebra I

Rewrite the equation so that y is the !@#\$%^&ntion of x: a. 1/7(49-7y)=5x-3y+14 b. 4(2x-3y)=-5(x+3y)

Hey ,this is about my french brochure can anyone help me? I have a few questions. - Isabella (nicknames: Bella,Bells) My name is from Twilight....hehe Bella Anyways thanks

135. ## Algebra

[2x-12]/[3x-6] * [x^2-4]/[x^2-36] * [3x+18]/[4x+8] Would the solution be (x-4) over 2(x-2)(x+2)?

136. ## Algebra

[2y^2+11y+5]/[4y^2+4y+1] / [2y^3+10y^2]/[4y^3] Would the right answer be 4y^3 over 2y+1?

137. ## Grade 8 Math PLZ PPL help its hard

A census-taker rings Mr. Manning's bell and asks how many children he has. "Three daughters," he replies. "And how old are they, in whole numbers?" asks the census-taker. "Well, I'll tell you this:the product of their ages is 72, and the sum of their ages

138. ## Math (Algebra)

The width of a rectangle is fixed at 7cm. Determine (in terms of an inequality) those lenghts for which the area will be less than 161cm squared. The length must be less than ? cm. (simplify your answer) The solution is {L l L < ? cm.} (simplify your

139. ## w.g

literature in soth asia has its roots A) government B)**education C)colonialism D)religion

140. ## Chemistry

What properties do you use to orgarnize the periodic table?

141. ## social studies

north America,south America and the island in the caeibbean sea are the major lands in the

142. ## SCIENCE

WHY IS DIFFUSION INSUFFICIENT TO MEET THE OXYGEN RECQUIREMENT OF MULTICELLULAR ORGANISMS LIKE US?

143. ## science

how did minnesota lakes fill up water?

144. ## Preschool teacher needs to thx

I am a preschool (3 year olds) teacher and my students I focusing on the letter A. DO you have any art and craft ideas that I could do using the letter A?

145. ## an automobile is traveling north. can it have a ve

an automobile is traveling north. can it have a velocity toward the north and at the same time have an acceleration toward the south? under what circumstances?

if a container starts with 60 liters and the 1st hour it has half the liters and the 2nd hour it has 1/3, how long before there are 10 liters?

147. ## Math

How to find the y intercept ,and the slope?

148. ## Math

-3(3x+15)-(10+x)=35

149. ## US HISTORY

Whar was the relationship between the colines and britian at the conclusion of the french anfd indian war

you can fill in the blanks with +, -, multipication, or division.you can you two of any or maybe not at all. 17_ 16_ 4_ 8_ 6_3= 7

If x/y=4, x-y=9, and y-x=-9, what is x & y?

what 'A' is known as an idiot board??

in a plimsoll line, what does the abbreviation T.F stand for???

154. ## current affairs

name 2 candidates of the world federation elections.

155. ## author

* Write a brief summary of the main ideas of the article (or at least two paragraphs of the article). Create an in-text citation for your summary. * Paraphrase a specific point or points made by the author within the article. Create an in-text citation for

156. ## English

5 direct and indirect speeches

157. ## Math

Two corresponding sides of similar polygons are in the ratio of 2:3. If the perimeter of a smaller figure is 6 meters, what is the perimeter of the larger figure? My answer is: 9m. Is this correct?

could some help me with my german homework, please?

159. ## math

if debt-to-total assets ratio is 40%. What is debt-to-equity ratio?

160. ## Algebra

[2x+6]/[x^3] * [3x^2]/[6x+18] Is 3/x correct?

161. ## math

Two cards are drawn without replacement from an ordinary deck of 52 playing cards. What is the probability that the second card is a spade if the first card was not a spade?

162. ## science

wat is da definition for fuel

163. ## socials

In 1648 what crime does the parliament accuse Charles of?

164. ## w.g

more than _____ percent of india pollution lack access to clean water. A)20 B)**40 C)60 D)80

165. ## government

i need to draw a little cartoon on Enumeration and Nomination but i just can not get any idea's. help?

166. ## Social Studies

How would the world be different if countries could resolve their differences?

167. ## Alg II

So in our Alg II class we're studing variables and functions, and from the situation given we are to figure out the equation. "In a lighting storm, the time interval betwee the flash ad the bang (f) is directly proportional to the distance between you and

168. ## english

Which of these two sentences are correct: Where is my coat and umbrella? Where are my coat and umbrella?

169. ## Physical Science

What is the typical life time of a cloud?

when was the red rever cleard for boat travel?

171. ## math

my course material is unavailable at the moment and I am to figure out this question. I can't remember the formula could someone help me out? A spherical storage tank has a diameter of 48 ft and is full of water. How many delivery trucks with cylindrical

172. ## socials

In 1648 what crime does the parliament accuse Charles of? By doing another Civil War knowing it was useless, and for shedding blood of innocent people. is this right?

173. ## chemistry

how many holecules are in 1 L of water (assume that the density of water is 1g/ml. I think 1000g/2*1.01 + 16.00g/mol =55.5 mol =55.5moles * 6.02*10^23molecules/mole =3.34 * 10^25 molecules

two techniques, with particular emphasis on the implications of these techniques for the manager and the organization put into 4-6 slides

175. ## socials

why was the king forced to recall Parlament? The king was forced to recall Praliament because he needed money.

176. ## Math

-3(3x+15)-(10+x)=35

177. ## socials

what did Parliament want of king?

178. ## physical science

What is the typical life time of a cloud?

179. ## science- blood

In the difference between veins and arteries. it says veins rarely pulsate and mainly carry deoxygenated blood one vein is diffrent from the rest which one ???? thanks for help

which tree produces edible fruits calle persimmons ?

181. ## To Mia

Whenever you post on the Jiskha board, please be courteous and respectful of all the other posters.

182. ## analogy

mean:meant::kneal:k

183. ## Physics

I'm not sure how to do this problem A .40 kg ball is thrown with a speed of 10 s^-1 m at an angle of 30 degrees. (a) What is its speed at its highest point, and (b) how high doe it go? (Use conservation of energy.)

184. ## math

how can i find the produt of 17 and 38 using the box method

can you please evaluate these expressions if x=5 y=3.5 and w= -3 1.|2x-15| 2.|-2y=8|-9 3.|w-x|-|10y-w|

186. ## Algebra

[2x+6]/[x^3] * [3x^2]/[6x+18] Is the answer 1/x correct?

187. ## Human Anatomy

The large fossa on the anterior aspect of the scapula is the

maps of top 15 countries that trade with the U.s.

I am working on order of opertaion Iget stuck with the() this is one of the problems (17-12)-(-15)divded(-6)+3+6

190. ## social studies

i need help finding a current Event.

191. ## Acct

How do you Calculate cash on the balance sheet

192. ## spanish

what does this phrase say- "dejaste abandonada la illusion en mi corazon por ti"

193. ## Math

18x-(8x-7)=67

194. ## math

the sume of the consectutive numbers is 600. What is the least of these 3 numbers.

195. ## Spanish Poemas

in spanish, what does the phrase - "La puerta se cerro detras de ti Y nunca mas volviste aparecer" mean

196. ## SOcials

what religious title does the king hold?

197. ## Mathematics

Help! I've tried this question and i don't come to a correct answer! The value of a property depreciated by 3.25% between 1997 to 2004, and appreciated by 2.75% between 2005 to 2008. In 1997, the value of the property was \$75000, find its value in 2008. My

198. ## to Alexa

thank you so much for answering my question. i can sleep happy. one last thing is it ok to ask you for an example of a tool or technology?thank you!!!

199. ## algebra

Dustin drives 5 miles per hour faster than Kelly. If he leaves town 1 hour after Kelly and they travel in opposite directions, they will have drive equal distances after Dustin has traveled 7 hours. How far apart are they?

200. ## social studies

did the railrosds reach shreveport before or after the discovery of oil at caddo lake?

201. ## home economics

illustrate each policy in a supply and demand digram of the gun market. a. a tax on gun buyers, b. a tax on gun sellers, c. a price floor in guns , d. a tax on ammunition

202. ## english

from an article " baby mix-up" and in the below sentence "Carolyn Savage won't have another chance to carry her own baby because of her age and difficulties during her earlier pregnancies. She and her husband plan to hire a surrogate and try again for a

203. ## science

an earhquake would be on earth as ______ would be on venus?

what shape is described as ensform, gladiate or xiphoid

If x/y=4, x-y=9, and y-x=(-9) then what is x and y?

206. ## English

How can I write transition sentences? Any examples? Thanks.

207. ## math

solve using the addition principle. -6+x>5 I have not done one of these problems with the less and greater sign... can someone please help me? thanks

208. ## Science

What are Characteristics of compression?

209. ## chemisty

Use the mole ratio of CuO produced per mole of malachite to write a balanced equation for the malachite decomposition reaction. Assume that CO2 is also a product of the decomposition.

210. ## Algebra 1

Did you hear about ... It's a novel

211. ## english, compound sentences

The team may have lost the game / they gained an invaluable lesson in the importance of character. a), yet b), and c), for d), so