# Questions Asked onNovember 12, 2011

1. ## physics

A 1.5-kg cart is pulled with a force of 7.3 N at an angle of 40° above the horizontal. If a kinetic friction force of 3.2 N acts against the motion, the cart’s acceleration along the horizontal surface will be

2. ## algebra

In February, you have a balance of \$270 in your bank account. Each month you deposit \$45. Let January = 1, February = 2, and so on. Which equation models this situation? Use the equation to find the balance in June.

3. ## Calculus (Continuity and Differentiability)

Okay. So I am given a graph of a derivative. From what I can gather, it looks like the function might be abs(x-2)-4. (I was not given an explicit function for g', just its graph.) The question then goes on to ask me: Is it possible, impossible, or certain

4. ## Geometry

Name the property of inequality that justifies the following statement: If BC+DE

5. ## psychology

# 1.1 (1 pts.) Roger is experiencing a memory loss that may be related to recently contracting herpes. Which of the following diagnoses would best fit his condition? A) dissociative amnesia B) retrograde amnesia C) amnestic disorder due to a general

6. ## chemistry

What is the concentration of the Mg2 ion in solution when [CO3-2] = 0.25M given that the Ksp= 6.82 x 10-6 for the following reaction MgCO3-------->Mg +. CO32- Chemistry - DrBob222, Friday, November 11, 2011 at 5:34pm Ksp = (Mg^2+)(CO3^2-) Substitute 0.25M

7. ## statistics

Chapter 06, Problem 8 A tire manufacturer has been concerned about the number of defective tires found recently. In order to evaluate the true magnitude of the problem, a production manager selected ten random samples of twenty units each for inspection.

8. ## math

how do i solve this: a Train leaves Poughkeepsie to grand central station in NYC at an average speed of 40 mph. a half hour later an express train leaves poughkeepsie station to NYC at a speed of 50 mph. both trains arrive at NYC the same time. based on

9. ## economics

The average 15- year- old purchases 12 CDs and 15 cheese pizzas in a typical year. If cheese pizzas are inferior goods, would the average 15- year- old be indifferent between receiving a \$ 30 gift certificate at a local music store and \$ 30 in cash?

10. ## physics

What is the take off speed of a locust if its launch at an angle of 60 and its range 88m. Also calculate the time of flight (g=10m)

11. ## PHI`103

one rich source of fallacies is the media,television,radio,magazines, and the internet(including of course, commericals)Identify two distinct fallacies you see committed in the media. Do you think it is more likely that you will not be fooled by these

13. ## precalculus

solve the inequality and write the answer using interval notation 50/(x+4)+1

14. ## Chemistry

!@#\$%^& much carbon dioxide is produced from 2.0 L of propane combusting at STP?

15. ## Chemistry

How many valence electrons are in Na then in the 1+ion of Na?

16. ## algebra

a golfer went 1 stroke over par on the first hole and went 2 strokes under par on the second hole. what was the golfers score at that point a) -1 stroke b) 1 stroke c) -3 strokes d) 3 strokes i picked a. -1 stoke is that right?

17. ## Systems Analysis and Design

Suppose you are studying two hardware lease proposals. Lease Option 1 costs only \$4,000 but requires that the entire amount be paid in advance. Option 2 costs \$5,000, but the payments can be \$1,000 per year for the next four years. If you do NPV analysis

18. ## Systems Analysis and Designs

Suppose you are studying two hardware lease proposals. Lease Option 1 costs \$4,000, but requires that the entire amount be paid in advance. Option 2 costs \$5,000, but the payments can be \$1,000 now and \$1,000 per year for the next four years. If you do NPV

19. ## Science

Hi can you please check my work. A mutation that occurs in a diploid cell can be inherited only if A) the mutated allele is recessive. B) the mutated allele is dominant. C) the mutation occurs in a cell that produces gametes. D) the same mutation also

20. ## math

(TRANSPORTATION COST) A truck is hired to transport goods from a factory to a warehouse. The driver’s wages are figured by the hour and so are inversely proportional to the speed at which the truck is driven. The cost of gasoline is directly proportional

21. ## Art History

How is "Liberty Leading the People" similar to "Coronation of Napoleon"? How do they differ?

22. ## chemistry

Most Soluble compound CuS, Ksp = 1.27 x10^-36 PbS, Ksp = 9.04 x 10^-29 AgCl,Ksp = 1.77 X 10^-10 AgI, Ksp = 8.51 x 10^17 My book states that AgCl is insoluble in water and so are MOST phosphates and Sufides, So am I reasonable to say that AgI is the answer

23. ## health

Which of the following structures are tubes? A. Frontal, maxillary, sphenoidal, ethmoidal B. Eustachian, pharynx, bronchi C. Cilia, adenoids, mucous, epiglottis D. Apex, base, hilum

24. ## accounting

How do you journalize theses transactions? 8) Purchased \$15000 food to sell; paid 1/3 in cash and the balance on account 10) Paid \$30000 for a one-year insurance policy effective October 1, 2011 12) Purchased supplies for \$2400 on account.

25. ## Chemistry

HZ is a weak acid. A concentration of 0.020M in aqueous solution gives a pH of 4.93 what is the Ka?

26. ## economics

hi ,can someone enlighten me oh how financial statement helps in assessing the performance of a business.

27. ## algebra

Find the frequency in terms of the reference frequency of a sound which haa a pitch of 360 cents.

28. ## precalculus

solve the inequality and write the answer using interval notation 50/(x+4)+1

29. ## checking if grammar is proper

Hi; I was wondering if my grammar looks good. Thank you I think teaching fables to children is a positive thing because fables teach children valuable lessons that will stay, and frame to the child’s characteristic. Like “The Three Little Pigs” fable

30. ## Math 104

Five years ago, you bought a house for \$171,000. You had a down payment of \$35,000, which meant you took out a loan for \$136,000. Your interest rate was \$5.6% fixed. You would like to pay more on your loan. You check your bank statement and find the

31. ## math

Multiply and simplify by factoring ∜10,000*∜10,000,000 I get ∜100^9 I hope this is correct

32. ## English

I have difficulty in finding examples of the following verbs followed by the -ing form . 1) They always argued about letting her go out in the evening. 2) My child always complains about having to get up early in the morning. 3) The test consists of

33. ## English

I left out the following sentences. Thank you very much. 2) I’m fond of listening to country music. I’m sad about getting low marks at school. 3) I'm familiar with driving to .. (I can't find a good example). I’m worried about his going out alone. 4)

34. ## math

rewrite with rational exponents (9ã5x^4y)^3 would this be (15x^64y^3)1/9 help

35. ## Texas Government

The sunset review process has a. eliminated a few government agencies. b. dramatically reduced the number of state government agencies. c. created even more state government agencies. d. decreased the influence of interest groups on state agencies. I think

36. ## Math

Ok I'm on castle learning and for homework this weekend we have to do #1-4 (assignments) that is due on Saturday @ midnight because that the time it will close and I need help on this question. My assignment is: Math 7 (Q1) Assign #2 - Fractions (i already

37. ## math

Find the following. Assume a and b can represent any real number 440ã(a+b)440 Is the answer a[b]

38. ## Chemistry

3 buffers in the human body and what are their conjugate acid-base pairs? I have Bicarbonate Buffer, Phosphate/Ammonia Buffer, and Protein Buffers, where my confusion lies in what would be there conjugate acid base pairs.......

39. ## Texas Government

The Texas attorney general deals a. mostly with criminal matters. b. with civil and criminal matters equally. c. mostly with civil matters. d. with criminal matters only. D ?

40. ## chemistry

What mass of sulfur must be used to pro- duce 14.7 L of gaseous sulfur dioxide at STP according to the following equation? S8 (s) + 8 O2 (g) −→ 8 SO2 (g) Answer in units of g

41. ## math

multiply ã7(ã10-ã6) so would this be ã70-ã42

42. ## math

Subtract simplify by collecting like terms if possible 9 3ã4-3 3ã4 Would the answer be 6 3ã4

43. ## math

Multiply (4ã6-12ã5)(2ã6+6ã5) Would the answer be 8ã64-72ã25 I donft think I am supposed to multiply the 4 and 6 or the 2 and 6

44. ## Math

What is the rule for this function table? Input 3. 5 11 Output 13 21 45

45. ## physics

An 83.2-kg propeller blade measures 2.24m end to end. Model the blade as a thin rod rotating about its center of mass. It's initially turning at 175rpm. Find the blade's angular momentum, the tangential speed at the blade tip, and the angular acceleration

46. ## trig

How to do this one? (sina/1-cosa) + (1-cosa/sina) = Also, wanted to ask if I did another one right: 1 - sin^2a + tg^2a * cos^2a = 1 - sin^2a + (sina/cosa)^2 * cos^2a = 1 - sin^2a + sin^2a = 1 ???

47. ## math

add simplify by collecting like radical terms if possible assuming that all expressions under radicals represent nonnegative numbers ã2a+5ã8a^3 i have the answer as (1+10a)squareroot symbol 2a is this correct?

48. ## Written Analysis

I am in need of some help with my 4-6 paragraph summaries on discrimination. I posted yesterday but couldn't get the paper going with the ideas posted. Not to offend my helper/teacher/instructor. Keri

49. ## PTA Reflections

Ok it the rules sheet for writing they said one original and 2 copies of the entry are to be submitted does that means I have to print 3 copies?

50. ## math

write an equivalent expression using radical notation 625 3/4 would this be 1/5^4 Otherwise I am lost

51. ## english

2. Which of the following sentence(s) is written in the active voice? (Points : 5) Jennifer wrote the examination. The examination was written by Jennifer. The examination was written quickly by Jennifer. Jennifer has written the examination

52. ## calculus

the second derivative of (sqrt((2x^3)+(6x)+(8)))

53. ## Phi103

construct three different arguments that display distinict fallacies. Give qan explanation of why each makes a mistake in drawing the conclusion it does. Please can you give me a very good answer to the question for a very important discussion question.

54. ## Physics

What is the speed of a transverse wave in a rope of length 1.50 m and mass 69.0 g under a tension of 500 N?

55. ## Math

Ming dropped a package of 8 light bulbs and 2 of the bulbs broke. Write two equivalent fractions to represent the fraction of the bulbs that broke. Please help

56. ## calculus

For the following function f(x)=2x^4-6x^2+2x-1. Find the maximum number of real zeros and Use Descartes's rule of signs to determine how many positive and how many negative zeros the function has. You do not need to find the zeros.

57. ## algebra

Help: Divide: (35b^3+ 25b^2 + 30b +44) divided by (5b + 5)

58. ## algebra

Please I do not know how to figure this out: Identify the degree of each term of the polynormial and the degree of the polynormial of -4x^3 + 2x^2 + 7x + 1 degree of the first term, second, third, fourth terms and the polynomial

59. ## algebra

Again I have no clue in figuring out this problem, please help: (3s^4-3s^3+3s^2+13s-6) + (s^5+8s^3+6s^2-3s+3) + (-6s^4+s^2-7s-6)=

60. ## precalculus

find the inverse of the function, graph the inverse function, determine the domain, range and asympotoes f(x)= e^-x/(2)+4

61. ## algebra

the volume of a cylindrical tank is V(h)= pi(h^3+6h^2+9h) The volume of a tank can be modeled by V(L)= L(L-3.2)(L+6.8)

Ms. Sue or any other teacher I need your help. This is what I wrote for my english essay about Diversity Means. Diversity means the condition of being different. What good about it that you can ... That's all I got like this is a intro. I need help writing

63. ## physics

A draft horse exerts a horizontal force of 600 N dragging a log, on which the force of friction is 500 N. The force due to gravity on the log is 700 N and the ground exerts an upward force of 700 N on it. What is the net force acting on the log?

64. ## Physics

A delivery person pulls a 35 kg box across the floor. The applied force exerted on the box is 122.5 N [38o above the horizontal]. The force of kinetic friction on the box has a magnitude of 55.0 N. The box starts from rest. Using the Work-energy theorem,

65. ## geometry

area of 3 ft x 2ft x 2ft

66. ## Pre-Vet

I am doing a research paper for my pre vet class but I cant think of a subject to do it on. I would like to use a subject in wildlife veterinary and it needs to be about a medical topic or carreer. Any suggestions?

67. ## physics urgent!

The magnetic field in the region shown below is increasing by 5 T/s. The circuit shown (with R=25 , C=55 µF, dimensions 1 m by 2 m) is inserted into the region as shown. The capacitor is initially uncharged. 1. What is the current in the circuit at the

69. ## Chemistry

How many moles of gas would be in 2.0 L of oxygen at STP?

70. ## Physics

2.A 3.65 kg mass is hung from a spring with a k constant of 535.0 N/m. How far does the spring stretch? 3.A 35 kg crate slides from rest down a ramp inclined at 29o onto a spring with a force constant of 4.5 x 102 N/m. The spring is compressed a distance

71. ## Chemistry

How much calcium hydroxide is produced from 72.0g of calcium combinig with water?

True or false: 2 ln x / ln 5 = ln x^2 - ln 5 for all positive values of x.

Rosalind Wiseman books Terra Elan McVoy books Susane Colasanti books Elizabeth Scott books Wendelin Van Draanen books Laura Preble books Piper Banks books Melissa Kantor books Kate Brian books Katie Finn books Pamela Wells books Cathy Hopkins books Robin

74. ## physics

An 83.2-kg propeller blade measures 2.24m end to end. Model the blade as a thin rod rotating about its center of mass. It's initially turning at 175rpm. Find the blade's angular momentum, the tangential speed at the blade tip, and the angular acceleration

75. ## physics

Water flows at 0.865 m/s from a hot water heater, through a 450kPa pressure regulator. The pressure in the pipe supplying an upstairs bathtub 3.70 m above the heater is 414kPa . What's the flow speed in this pipe?

76. ## physics

Water flows through a 1.2 cm diameter pipe into a 155 L bathtub, which it fills in 8 min.What is the speed of the water in the pipe?

77. ## physics

Water flows through a 1.2 cm diameter pipe into a 155 L bathtub, which it fills in 8 min.What is the speed of the water in the pipe?

78. ## English

Ok I have got a silly question but I don't know how to do a work cited page. I know how to create one but my question is in my paper to I need to label my source/resource as a number or do I put the whole web address in the source?

79. ## precalculus

solve the equation in the complex number system x^4+x^3+4x^2+10x-60=0

80. ## precalculus

solve the equation in the complex number system x^4+x^3+4x^2+10x-60=0

81. ## algebra word problem

use c = 35h + p to find the cost (c) of having a car tuned up if the charges are \$35 per hour(h) for labor plus the cost of parts (p). The mechanic estimates it will require 2 hours of labor and \$75 for parts a) \$220 b) \$110 c) \$145 d) \$35

82. ## chemistry

I know I posted this and it got a response, but unfortunately for me the reponse has got me confused, sorry Bob. Fe3+ (aq), Ca2+ (aq) and Ba2+ are all present in the same solution. Fully describe a procedure whereby you could separate these ions from one

83. ## Physics

Two forces, 364 N at 19° and 253 N at 32° are applied to a car in an effort to accelerate it. The resultant forces of these two forces is 558.72 N. What is the direction of the resultant force (in relation to forward, with counterclockwise considered

84. ## Cultural Diversity

Native Americans are ambivalent about intervention programs for children with disabilities becase they a. have a high tolerance for human imperfection b. have their own tribal healing ceremonies and rituals c. believe programs of that type result in

85. ## Organic Chemistry

Hello everyone. I have a question that I am having difficulty answering. I can not figure out the synthesis of MELPHALAN, a cancer fighting drug. If anyone has a clue, please help! Thanks, Ashleigh

86. ## English

I left out the following verbs. Thank you very much. 1) I'm capable of climbing over a wall. I'm nervous about having to write a maths test tomorrow. 2) My village is famous for growing (producing?) good wines. 3) He is responsible for letting the

87. ## English grammar checking

Hi; Just wondering if my grammar looks good.:) Some people find fables to be a negative thing because they are clearer then what they would actually be in reality. Like they teach children that the good always win or gain the good thing. I disagree with

88. ## Cultural Diversity

Advocates of social skills building and role modeling would not be inclined to choose a Western style of play because Western play. a. has a people focus, not an object an object focus b. is impossible for many non-mainstream children to master c. lacks a

89. ## maths

This is actually maths homework but the question sounds like geography: 1)Why do you think the UK is so high up in the list for mortality rates due to drug-related diseases. What do you think we can do to lower drug-related deaths in the UK? 2)Why do you

90. ## algebra

which statement is not true about variable? a a variable is used to represent a qty whose values may change or vary b letters are often used as variable c a variable is a rule showing relationshopms amount quantities d known values can be substitues for

91. ## Statistics

University Hospital has been concerned with the number of errors found in its billing statements to patients. An audit of 100 bills per week over the past twelve weeks revealed the following number of errors: Week Number of Errors 1 4 2 5 3 6 4 6 5 3 6 2 7

92. ## spanish

Could anyone please tell me why these sentences are grammatically incorrect please 1. Queremos nuestros hijos tienen maestros buenos y competentes. 2. Esto requiere el gobierno a gastar más dinero. 3. El que me preocupa es que no tenemos suficiente

93. ## english grammar checking

Hi; Just wondering if my grammar looks good.:) Some people find fables to be a negative thing because they are clearer then what they would actually be in reality. Like they teach children that the good always win or gain the good thing. I disagree with

94. ## physics

A steel beam (with linear mass density of 6.88 kg/m) has a total length of 10.0m and is suspended by two cables such that the beam hangs horizontally. Cable A is attached 1.00 m from the left end of the beam and cable B is attached 3.00 m from the right

95. ## Physics

Suppose you were to swim into an underwater cave while keeping the same depth below the surface of the water. Would the water pressure around you increase, decrease, or remain the same? a. The pressure would increase. b. The pressure would decrease. c. The

96. ## Math

When the qeustion means simplest form to they mean like I have to reduce it after I find the answer.

97. ## physics

The magnetic field in the region shown below is increasing by 5 T/s. The circuit shown (with R=25 , C=55 µF, dimensions 1 m by 2 m) is inserted into the region as shown. The capacitor is initially uncharged. 1. How long will it take the capacitor to

98. ## physics

If it requires 5.5 J of work to stretch a particular spring by 2.0 cm from its equilibrium length, how much more work will be required to stretch it an additional 4.1 cm?

99. ## maths

This is actually maths homework but the question sounds like geography: 1)Why do you think the UK is so high up in the list for mortality rates due to drug-related diseases. What do you think we can do to lower drug-related deaths in the UK? 2)Why do you

100. ## School Supplies Help!!!

Ok I have a huge binder for my core classes (ss, sci, math, and eng) and I need creative ways to organzie it. I also have a elevtive binder (art, facs, computer and skool's newspaper, speech,gym - just for papers) I also need creative ideas to organzie it.

101. ## criminal justice

what was the most significant steps toward making policing public

102. ## maths

This is actually maths homework but the question sounds like geography: 1)Why do you think the UK is so high up in the list for mortality rates due to drug-related diseases. What do you think we can do to lower drug-related deaths in the UK? 2)Why do you

103. ## math short response

i need to write a short response: a number is divided by 2, then is subtracted from the result. what operations are needed to return to the original number? i wrote division and subtraction n/2 - N = ? im not sure how to answer this can you help[

104. ## english

Zora's lemon tree produces to mush fruit. she gives them away, therefore to her friends and neighbors.

Two machines turn out all the products in a factory, with the first machine producing 45% of the product and the second 55%. The first machine produces defective products 8% of the time and the second machine 9% of the time What is the probability that a

106. ## medical terminology

You are asked by the CEO of your hospital to contribute to the annual report. She wants you to write a five-page paper generally describing each of the ten departments in your hospital (Dermatology, Oncology, Gastroenterology, Pulmonary, Cardiology,

107. ## physics

A Man stands at the very top of the Sky Dump Stadium roof to pitch the opening ball for the Blew Jaws game. He slips a bit left of the centre and slides down along the frictionless roof surface as shown. For what vertical distance, measured from the

108. ## chemistry

calculate the pH of a buffer made by combining 50.0mL of 1.00M ammonia and 50.0mL of ammonium nitrate Kb=1.77x10^-5

109. ## physics

1. You are planning to build a mini hydro power plant. A river near your home is w = 4.0 m wide and h = 1.0 m deep. You measure the water flow to be v = 1.50 m/s over the brink of a waterfall H = 10.0 m high. The company that makes the turbine advertises e

110. ## AP Calculus AB

A river boat company offers a 4th of july trip to an organization with understanding that there will be at least 400 passengers. each ticket is \$12, and company agrees to refund \$.20 to every passenger for each 10 passengers in excess of 400. find the

111. ## math

6-(x-1)=3(x+9) find x how do I do the part before the equal sign?

112. ## Math

Find the probability of a data value < 19.

113. ## Finance

Five years ago, you bought a house for \$151,000. You had a down payment of \$30,000, which meant you took out a loan for \$121,000. Your interest rate was \$5.75% fixed. You would like to pay more on your loan. You check your bank statement and find the

114. ## AP Calculus AB

Please Help! Thank you! An observatory is to be in the form of a right circular cylinder surmounted by a hemispherical dome. If the dome costs twice as much per square foot as the cylindrical wall, what are the most economical proportions for the given

115. ## Social Studies

what is your primary duty if you are at electoral college

A set of 50 data values has a mean of 27 and a variance of 16. I. Find the standard score (z) for a data value = 19. II. Find the probability of a data value < 19. III. Find the probability of a data value > 19.

117. ## physics

Two forces, 422 N at 24 and 278 N at 29 are applied to a car in an effort to accelerate it. mass of the car is 3000kg Find the resultant of these two forces. Answer in units of N Find the direction of the resultant force (in relation to forward, with

118. ## socials

paragraph question With the declaration of the war, the Canadian government immediately became much more involved in the planning and and control of the economy. In April 1940, the government established the Department of Munitions and Supplies, and King

119. ## Chemistry

how many grams of solid iodine are produced by the decompostion of 2.1 g of hydrogen iodide gas?

120. ## PHI`103

do you think is is more likely that you will not be fooled by these fallacies having studied logic?What do you think those presenting these arguments assume about the logial skills of their viewers?Is this a good or bad assumption for them to make?

121. ## finance

Aunt Sallys foods is a full line producer of ready to use jarred food. Their products are well received in the market place competing with other brands as ragu and heinz. Consider the following expansion opportunity for Aunt Sally. Sally is considering

122. ## trig

Find theta such as tan(theta) = cot(theta+45). Thanks

123. ## Physics

In a series circuit, a generator (1400 Hz, 12.0 V) is connected to a 15.0- resistor, a 3.80-ìF capacitor, and a 5.70-mH inductor. Find the voltages across (a) the resistor, (b) the capacitor, and (c) the inductor.

124. ## physics

starting at rest on frictionless ice, a 50 kg person applies a constant 150 Newton force on a 75 kg person. The duration of the push is .15 seconds. At what speed does each of them end up moving?

125. ## psychology

1.5 (1 pts.) Sally, a client with Alzheimer's disease, is being taught a variety of ways to adapt to her memory loss. Her daily living activities are arranged around various cues intended to prompt certain activities. For example, to help her remember to

126. ## physics

You shoot an arrow straight up into the air using a bow. You have pulled the bowstring back by a distance of 0.5 m, using 30 N of force. The arrow has a mass of 0.25 kg. How high in the air will it go?

127. ## economics

3. Based on your answers to Questions 1 and 2, should Leisure Products accept the Southeast order?

128. ## chemistry

Balance the equation in aqueous acidic solution: IO-(aq) + I-(aq) → I2(s) i know you have to add either water or H+ but i cant seem to balance it out thanks for the help!!

129. ## Physics

can someone check? Which has greater volume: 1 kg of gold or 1 kg of water? a. The gold has greater volume. b. The water has greater volume. c. Gold and water have the same volume. Is it a? I know it's not b. The stones in an arch are . . . a. rarefied b.

-3(x-4)

131. ## physics

A stone is tied to a string (length = 1.05 m) and whirled in a circle at the same constant speed in two different ways. First, the circle is horizontal and the string is nearly parallel to the ground. Next, the circle is vertical. In the vertical case the

132. ## Word

What is the REAL definition for culture?

133. ## math

(AIR TRAVEL) Two jets bound for Dammam leave Jeddah 30 minutes apart. The first travels 550 miles per hour, while the second goes 650 miles per hour. At what time will the second plane pass the first?

134. ## math

Jen makes \$5.00 per hour more than Tiffany. If 12 times Jen's rate plus 3 times Tiffany's rate is \$80.00, what is Jen's hourly age?

135. ## accounting

A firm has a balance in its account receivable account and decides to sell the receivables to a factos without recourse. the factor imposes a 10% fee and agrees to pay \$36,000 for the receivables. In addition, the seller and the factor agree that \$3,000 of

136. ## Maths - Algebra

Boxes are made by cutting 8cm squares from the corners of sheets of cardboard and then folding. The sheets of cardboard are 6cm lnbger than they are wide. width of sheet= x length of sheet = x+6 length of finished box = (x-10) width of finished box =

137. ## Physics

a tourist drops 1-liter water filled baloon from the top of the Washington monument (170 m high).If air resistance is negligible and almost all the motion energy heats the water,find the increase in temperature of water when it hits the pavement?

138. ## Physics

a tourist drops 1-liter water filled balloon from the top of the Washington monument (170 m high).If air resistance is negligible and almost all the motion energy heats the water,find the increase in temperature of water when it hits the pavement?

139. ## English

I did some of the corrections myself (in parentheses). Could you please check them? 1) I like doing (making/baking) cakes and reading, but I don't have time to do this (though I can't find time for reading???). 2) I've got a quite oval face. I'm friendly

-3(x-4)

141. ## Chemistry

Predict which member of each pair has higher ionization energy? A) Al3 or Al+ B)Ca or Sr C)F or Ne ,explain please help me i don't know how to do this.

142. ## English-teaching

Hello I have a question for all teachers. I teach English and German as a second language. I started working at a new school last week. I have the first, second ,third and fourth grade of highschool. (15-19 years old). Classes are big (30 pupils). I need

143. ## Chemistry

Determine which is larger member of each pair A) Mg2+ or Al3+ B) N3- or O2-? Explain

144. ## precalculus

like -3 (-27) division and (1/64)3 3 on top like how do you do that ?

145. ## Texas Government English

A look back on the terms of recent governors shows just how tricky it can be to get this mixture of political support, skill, personality, and luck right. Bill Clements (1979-1983, 1987-1991) played an historic role as the first Republican elected governor

146. ## chs

If a pitcher threw a baseball straight up at 32 meters per second, what was the ball's velocity after 2.5 seconds?

147. ## physics

a ball moves up a hill with an initial velocity of 3m/s. four seconds later, it is moving down the hill at 9.0m/s. find the displacement of the ball from its initial point of release

148. ## physics

a ball moves up a hill with an initial velocity of 3m/s. four seconds later, it is moving down the hill at 9.0m/s. find the displacement of the ball from its initial point of release

149. ## math

(AIR TRAVEL) Two jets bound for Dammam leave Jeddah 30 minutes apart. The first travels 550 miles per hour, while the second goes 650 miles per hour. At what time will the second plane pass the first?

150. ## math logs

solve 3^(2x+1) = 9^(2x-1) using base 3 logs

151. ## math

how many decimal digits are needed to represent the value of 234^789? Express in scientific notation to at least two significaant digits: 234^789

152. ## accounting

help on comprehensive problem #4 apendix B from fundamentals of taxation 2011 edition 4 by cruz

153. ## English

I urgently need your help to check these sentences. Thank you. 1) 2) I don't think our school can organize a first meeting so early but I can do my best so that our students will get to know each other very soon. 2) It would be nice if our students could

154. ## lab report

after extraction with bicarbonate which layer is the benzoin and which is the benzonic acid

155. ## lab report

why not distill off all the solvent first then separate the solid residue of benzoin and benzoic acid by recrystallization

156. ## trig

Please help me how to do this: 1) 1 + sina*cosa / (cosa + sina)^2 = 2) sina + cosa / 1- 2sin^2a =

157. ## math

(TEMPERATURE CHANGE) The rate at which the temperature of an object changes is proportional to the difference between its own temperature and the temperature of the surrounding medium. Express this rate as a function of the temperature of the object

158. ## precalculus

solve the equation in the complex number system x^4+x^3+4x^2+10x-60=0

159. ## Someone plz help me....i need help this is due now

A set of 50 data values has a mean of 27 and a variance of 16. I. Find the standard score (z) for a data value = 19. II. Find the probability of a data value < 19. III. Find the probability of a data value > 19.

160. ## precalculus

solve the inequality and write the answer using interval notation 50/(x+4)+1

161. ## Economics

Suppose that the equilibrium quantity in the market for widgets has been 200 per month. Then a tax of \$5 per widget is imposed on widgets. The price paid by buyers increases by \$2 and the after-tax price received by sellers falls by \$3. The government is

162. ## math 8

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

163. ## math

It is projected that t months from now, the average price per unit for gods in a certain sector of the economy will be P(t) = -t3 +7t2 +200t + 300 dollars. c.Use calculus to estimate the change in the rate of price increase during the first half of the 6th

164. ## Science

Do you have an example or format for a science project literary review?

165. ## Maths

This is actually maths homework but the question sounds like geography: 1)Why do you think the UK is so high up in the list for mortality rates due to drug-related diseases. What do you think we can do to lower drug-related deaths in the UK? 2)Why do you

166. ## math

What is the magnitude on the Richter Scale of an earthquake measuring 3.7 x 10^5 i(sub 0)? How many times more intense is a Richter 5 earthquake than a Richter 2.5 earthquake?

167. ## 7th English Essay - Diversity Means - Culture

Is there any info. on fun and interesting facts about Culture?

168. ## music

i need to do make a presentation on my favourite song how do i do it. my favourite song is moves like jagger

169. ## algebra

Minute hand of a clock is 10 inches long. how far does the tip of the minute hand move in 15 seconds? I got that=5 pi BUT What speed is it moving in miles/hr????

8-5x

171. ## Maths(logarithmic functions)

solve it: a) 3 log x with base 8 + 2 = 0 b)2 log (x-1)with base 6 =log 4 with base 6