# Questions Asked onNovember 7, 2016

1. ## Arithmetic

a boy sold \$88.50 worth of stationery. If he received a 33 1/3% commission, what was the amount of his commission?

3. ## pre-calc.

(ln(100))/ln(10) = I know the answer is 2 so can you explain why. Thank you :)

4. ## maths

a book contains 312 pages 1/6th pages of book has pictures. how many pages have pictures in book?

5. ## maths

Bacl2.2H2O+KCl what the reaction?

6. ## math

what is the value of the digit 6 in 0.26?

7. ## DYnamics

Thank you Advance...;; Q: A body of mass 10 kg is moving over a smooth surface, whose equation of motion is given by the relation. s = 5t + 2t² where (s) is in metres and (t) in seconds. Find the magnitude of force responsible for the motion. Thank you

8. ## American Government

How do executive agreements differ from treaties? a. the senate ratifies treaties that were executive agreements from the previous administration b. a treaty requires approval by the senate an executive agreement does not*** c. executive agreements are

9. ## algebra 2

Let f(x)=5x^3-2x and g(x)=3x^3.Preform the operation given and state the domain. A. F(x)+ g(x) B. F(x) - g(x) C. F(x) • g(x) D. F(x) / g(x) E. f(g(x)) F. g (f(x)

10. ## Math

Three birds have a combined age if 76 years old. One bird is 10 years old. The second is twice as old as the third bird. How old are they?

11. ## English

roxie 1. Choose the answer that best matches the word in italics. Use context clues to determine the meaning of the word, if necessary. The decorations were reminiscent of autumn leaves. (1 point) leftovers made reminders symbolic 2. Choose the answer that

12. ## Chemistry

Calculate enthalpy of reaction C2H4 + H2 gives C2H6.enthalpy of combustion of ethene, H2,and ethane are -1410,-286,-15.60kj/mol respectively

13. ## Math

What is 62 percent in a whole number

14. ## math

Kendra bought a gallon of milk and 5/6 of a pound of oranges. If the gallon of milk cost \$3.60 and she spent a total of \$4.35, which equation can be used to determine x, the cost of a pound of oranges?

15. ## Algebra

Find an equation of an ellipse satisfying the given conditions: ​Foci: ​(−2​,0) and (2​,​0) Length of major​ axis: 8 Thank you

16. ## History

The United States wanted overseas territories because the territories had a. access to ports b. access to raw materials c. connections with european nations d. better employment opportunities im not sure if it's b, c, or d

17. ## chemistry

P4 + 6 Br2 -> 4PBr3 In a particular reaction, 20 grams of phosphorus P4, is combined with 50mL liquid bromine ( Density= 2.93 g/ml) 1) Calculate the mass of product in grams for each of the reactants 2) Limiting reagant and Mass Maximum mass of PBr3 so for

18. ## Calculus

I apologize if this question is too much to ask on this site, but I am really confused. Any help would be greatly appreciated. The famous formula shown below is called Euler’s formula, after the Swiss mathematician Leonhard Euler (1707-1783). e^(a + bi)

19. ## American Government

"In politics, a political party acts as a 'bonding agent' to ensure the good performance of it's candidates and elected officeholders." USE THE QUOTATION TO ANSWER THE QUESTION 1. How do parties typically ensure the good performance of their candidates? A.

20. ## maths

A class of 50 students has to perform exercises in groups of 2 OR 3 students. The numberof groups with 2 students is the same as the number of groups with 3 students. a) How many groups of 2 students and 3 students can be formed? b) Each group must use 2

21. ## Physics

A car uniformly accelerates from 0 to 27.0 m/s. A 68.0-kg passenger experiences a horizontal force of 390.0 N. 1)How much time does it take for the car to reach 27.0 m/s? (Express your answer to three significant figures.) My teacher didn't explain how we

22. ## time speed and distance

Town P and Q are 265 km apart. Car A started from P at 60 km/hr at 8.00 am towards Q. Car B started from Q at 40 km/hr at 10.00 am. B stopped for half an hour. A stopped for 28 minutes at town S which is at a distance of 210 km from P. Find the time at

23. ## math

Carlita saw 5 times as many robins as cardinals while bird watching. She saw a total of 24 birds. How many more robins did she see than cardinals

24. ## stats

If a student answers 40 multiple choice questions, each with four possible answers, by guessing randomly, the probability that she answers at least 15 correctly

25. ## Health

proteins are made up of substances are called Amino Acids right ?

26. ## Math

Of all the animals at the shelter 5/8 are cats. 2/3 of them are kittens what fraction of the animals at the shelter are kittens?

27. ## pre algebra

2.5x10^-5 equals what?

28. ## Physics

Three liters of nitrogen combine with 9 L of hydrogen to form 6 L of ammonia. If the molecules of nitrogen and hydrogen have two atoms each, how many atoms of hydrogen and nitrogen are there in one molecule of ammonia? ____ atoms of hydrogen ____ atoms of

29. ## Financial Math

You purchase a computer for \$875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state you pay nothing until the 12 months are over. When you receive the bill, you forget to pay it and are assessed a

30. ## American Government

"...in the shadow of the Old State Capitol, where Lincoln once called on a divided house to stand together, where common hopes and common dreams still live, I stand before you today to announce my candidacy for President of the United States. I recognize

31. ## American Government

Who counts the Electoral College vote? House of Representatives*** Senate state legislatures Supreme Court

32. ## Math

Write an expression for the calculation 3 added to 6 times 4 plus 3

33. ## Spanish Linguistics

Explique la ambigüedad y dibuje los diagramas correspondientes a cada posible interpretación de cada oración. 1.Juan trajo un mapa de Italia. 2.Un hombre alto golpeo a una mujer con un bolso.

34. ## American Government

1) Which of the following would be most likely to occur if there were no nominating step in American electoral politics? A) Many people would run and the best, most qualified candidate would win. B) Many people would run and the winner would be elected

35. ## history

What was the significance of the Supreme Court's ruling in the Marbury vs. Madison case? The ruling determined that Congress could act against the president if it wished. The ruling determined that the Supreme Court was more powerful than the president.***

36. ## science

Kirti kept a metal spoon in a glass jar filled with pickle for a few days. She observed there were holes in the spoon. What could be the reason?

37. ## statistics

A factory's worker productivity is normally distributed. One worker produces an average of 72 units per day with a standard deviation of 23. Another worker produces at an average rate of 68 units per day with a standard deviation of 23. A. What is the

38. ## English

In "The Destructors," Greene uses a lot of _____ in the boy's language to enrich their characterization. a. slang*** b. sophisticated language c. slant rhyme d. imagery

39. ## math

order these from least to greatest,5/9,2/7,1/8

40. ## calculus

Ola, I'm not understanding this question, any assistance? Thank you very much. Find the distance of the line y = 2x + 6 from the circle x^2 + y^2 = 0.5 Find the point of the line that is closest to the circle. [Hint: a point on the line is closest to the

41. ## chemistry-buffer

if you added 4ml NaOH 1M to your 100ml 0.1M buffer, would it still be a usable buffer according to our convention? Explain why or why not(math would be good at here)

42. ## Chemistry

Can you check my answers? Thanks!!!! What would happen to the volume-to-temperature ratio if: 1. One student failed to replenish the boiling water in the boiling-water bath as the flask was being heated. At the end of the 6 min of heating, the boiling

43. ## Chemistry

80.0 ml of 1.50 M lead (IV) acetate is added to a 65.5 ml solution of 1.25 potassium chloride. 5.84 grams precipitate are collected. what is the percent yield? Calculate the concentrations of all ions remaining in solution. Okay so I know you have to

44. ## english

He is a medium-height man.Is it correct ?

45. ## chem

If you want to increase the pH of the stomach from 1 to 2 using an antacid tablet, how many grams of CaCO3 will be required to change the pH value? Assume the acid is HCl and you have a 1L stomach value

46. ## American Government

What official becomes president if the president and vice president died at the same time? A. Chief Justice. B. President pro tempore of the Senate. C. Secretary of State. D. Speaker of the House of Representatives.***

47. ## SS

which of the following statements true about king gelawdewos capital?? It was built in the 1700s It was a palace decorated with gold and preicous stones** It was where a prestigous school was built It was home to many cattle herders.

48. ## Science

1. What type of reproduction results in offspring being identical to the parent? A)sexual reproduction B)genetic engineering C) unicellular D)asexual reproduction 2. Which of the following is an example of sexual reproduction? A)a lizard growing a new tail

49. ## American Government

Which president broke the two ­term tradition by running for a third term in 1940? Dwight Eisenhower Herbert Hoover Franklin Roosevelt*** Harry Truman

50. ## American Government

Which is a constitutional qualification to be president? college educated experience in another political field military experience natural-born citizen of the United States***

51. ## American Government

What best describes a faithless elector? an elector who cheated to become an elector an elector who fails to vote an elector who votes for a non­Christian an elector who does not vote for the person who won the state's popular vote***

52. ## American Government

What is the only official role of the vice president? lead the national committee on the president’s party organize presidential commissions preside over the Senate*** vote in case of a tie in the Supreme Court

53. ## American Government

What kind of primary does the following scenario describe? A candidate competes in a state’s presidential primary and wins 26 percent of the popular vote. Twenty­six percent of the state’s delegates are officially pledged to vote for that candidate at

54. ## Weird question science

which of these body systems performs the function of getting rid of chemical waste? a. immune b.nervous c.skeletal d.uninary d?

55. ## Math

Mr. Thompson cut the grass on the golf course in 1.683 minutes. How many hours did it take to cut the grass? Write the answer as a mixed number.

56. ## American Government

Which of the following is a function of the executive branch? a. writing legislation b. administering the law*** c. challenging legislation in court d. repealing the law

57. ## Science

Every year, Eli and his family visit the Great Sand Dunes desert in Colorado. Eli notices that more sand dunes with varied shapes and sizes appear each year. Explain what causes this phenomenon. Plz answer thoroughly and detailed and DO NOT use Wikki.

58. ## American Government

Which of the following reasons best explains why congress enacted the war powers resolution in 1973? a. to grant the president unrestricted authority to send troops abroad b. to allow the president unlimited war powers c. funding for the military d. to

59. ## Social Studies

Identify central issues explain why the pilgrims government came about and why it's existence was important

60. ## American Government

How are the presidents executive powers of clemency an example of checks and balances? a. clemency can overturn federal court decisions*** b. clemency can employ congress to stop the federal courts c. clemency can influence the way the federal courts will

61. ## math

If the area of rectangle is 24 sqm and its perimeter 20 m.Fram the quadratic equation find lenght and breath.

62. ## SOCIAL studies

What was the significance of the battle of Antietam A) it was the first battle of the civil war B) it was a confederate victory and secured great britains aid for the south C) it was the bloodiest day in American history D) it liberated Maryland from

64. ## math

Luis rides his bicycle 3:4 of a mike in 5 minutes,or 1:12 hour,along the bike trail.Assuming he rides at a constant rate,what is his speed,in miles per hour?

65. ## chemistry

A 9.35 gram of ring with it's volume of 0.654 cm3 is an alloy of gold and with density of gold and silver respectively 19.3 g/cm3 and 10.5 g/cm3 assume there is no change in volume when pure metals are mixed. The volume of gold is?

66. ## english

to his excellency, general Washington by phillis wheatley: do you think that Columbia and general Washington are worthy subjects of the poets praise? explain

67. ## Physics

a 294 kg crate is released from rest and hits the ground 1.18 m below after 4.10 s. What is the mass of the crate to the left of the pulley? Assume the rope and pulley are massless.

68. ## Pre-Algebra

If y varies directly with x and y = 3 when x = 12, then what is the value of y when x = 40? 4 160 10 480

69. ## Spanish

Could you please help proofread my paragraph for grammar and explain any issues thanks. An elementary bilingual teacher asks you to come to her class to talk to her students about how you used to celebrate the holidays with your family. First you want your

70. ## Physics

The distance between two telephone poles is 50.0 m. When a 0.500-kg bird lands on the telephone wire midway between the poles, the wire sags 0.14 m. Ignore the weight of the wire. 1)How much tension does the bird produce in the wire? (Express your answer

71. ## math

Find the value of x for which thr middle term in the expansion of ( 1 + x ) ^ 20 in ascending powers of x is the geometric mean of the 9th and the 12th terms.

72. ## Math

6 + (5 + x) simplify the expression. Explain each step. How do I do this?

73. ## chemistry

A 9.35 gram of ring with it's volume of 0.654 cm3 is an alloy of gold and with density of gold and silver respectively 19.3 g/cm3 and 10.5 g/cm3 assume there is no change in volume when pure metals are mixed. calculate volume of gold?

74. ## NET

if your score is an exam in 80 with a mean of 60 what would be the standarised score of the exam if the standard deviation is 15

75. ## Math

The perimeter of a rectangle is 42 feet the length is 5 feet longer than the width what are the dimensions

76. ## geography

Some have none but some have more than a hundred

77. ## MATH ..can you guys help??? also ASAP :p

write a translation rule that maps point d(7 -3) into point d(2 5)

78. ## Maths

If tringle MSQ is coungrent of triangle uvw , then state all the air of corresponding congruent angle and congruent sides

79. ## Language arts

What is the simple subject of this sentence. The young woman waited in line at the library.

80. ## arithmetic

on a certain day, the temperature range from -2f to 10f. what is the difference between the high and low temperatures for that day?

81. ## math

16s^2-9

Mike Drago took out a loan for \$3,800 at the Gold Coast Bank for 280 days. If the bank uses the ordinary interest method, what rate of interest was charged if the amount of interest was \$278? Round your answer to the nearest tenth of a percent.

83. ## Calculas

A company wants to build a cylindrical container with a semi-sphere lid. For a fixed volume V , the company wants to use a minimal amount of material for container and lid combined. Which radius r and height h of the container minimize the surface area for

6(2b)

85. ## math last question asap ples :P

Which of the images above represents a proof of the Pthagorean Theorem? Explain your choice, and them explain how the figure proves the Phythagoream Theorem. Figure A The hypotenuse of the right triangle is 64 units^2 One leg is 36 units^2 The bottom leg

86. ## Math

Joseph deposited a certain amount of money.He earned one over nine of its principal at the number of years equal to the rate provided.Find the interest rate provided.**i need your help guys+++

87. ## Economics

When might the consumption possibilities frontier with trade not be outside the consumption possibilities frontier under autarky? Why?

88. ## Math

How do i write a equation of 8x+x^2-2y=64-y^2 ?

89. ## science

What happens to kinetic energy of a snowball as it rolls across the lawn and gains mass

90. ## Geometry

In triangle UVW state the side opposite to angle U and angle V ?

91. ## History

10. After Saladin recaptured Jerusalem in 1187, what allowed the Christian Crusader kingdom to remain until 1291? A. Muslims toooowee divided to fully conquer it B. Knights templar from Jerusalem were able to protect the C. Italian and Syrian muslims

92. ## physics (CHECK MY WORK PLEASE ASAP)

An object of mass 1.00kg is moving over a horizontal circular path of radius 2.00m, with a speed of 3.00ms^-1. Determine: (a) its centripetal acceleration (b) its kinetic energy (c) its period (d) its angular velocity a: 3.00^2/2.00 = 4.5 ms^-1 b: 0.5 ×

93. ## maths

a shape ABCDE is made up of an isosceles triangle and a rectangle. The perimeter of ABCDE is 46cm. What is the length of AB?

94. ## Music

You will compose a short piece of music using what you have learned in Units 1 and 2. Use the following guidelines for your composition: Your composition should be at least eight measures in length. Your composition should have a key signature. Your

95. ## Math

find f(-3) for f(x)= 3x-x^2 f(-3)=0 f(-3)=18 f(-3)=-18

96. ## Physics

Calculate the velocity of an object moving around a 32m circle in a period of 11s. Calculate the acceleration.

97. ## Science

A metal from group 1 and a nonmetal from group 17 are? A. Not likely to bond. B. Likely to form a covalent bond. C. Likely to form an ionic bond.*** D. Likely to form a metalloid. Is this correct?

98. ## Physics

A mass-spring system undergoes simple harmonic motion with amplitude A.Does the total energy of the system change if the mass doubled but the amplitude is unchanged? Does the kinetic and potential energies depends on the mass? Explain.

99. ## calculus

Hello there, assistance would be terrific, thank you very much. Consider the function f(x)= x^3 + 2x^2 + bx. a) The equation of the tangent line to the graph of this function at x = 1 is given by y = ? b) The tangent line intersects the x-axis at x = ? c)

100. ## object oriented programming

Write a program to compute discount percentage given the marked price and selling price. the user inputs marked and selling price using keyboard

102. ## Chem

Which particle is larger in radius? As-3 or As

103. ## object oriented programming

write a program to capture personal details: names, address, telephone, age, city then display them. use both "readline: and "ShowInputdialog" function

104. ## quantitative methods

A six faced is so constructed that the probability of getting an even number is twice the probability of getting an odd number. Find the probabilities that out of 5 trials (1)all the five will give even numbers (3)2 or 3 trails will give even numbers

105. ## math

Sara has some fish, 2 birds, and 5 hamsters. She has 6 fewer hamsters than fish. How many fish does she have?

106. ## Algebra

A store had a sale with 20% off on all items. How much would you pay for a picture. which had a regular price is 580?

107. ## calculus

Consider the function f(x) = e^sin(cos(x)) on the interval [0, 4π] a) The critical points of f are at__________? [Hint: The range of the function cos(x) is [−1, 1]. What is the range of the function cos(cos(x))?] b) Local maxima are at ________? Local

108. ## chemistry

Calculate the volume of HNO3 that must be introduced in the calorimeter,knowing that it were used 60 ml NaOH, Cc=100cal/grd and delta H=-13,5 kcal/mol.. please help me,i have no clue for this..

109. ## Vectors

A fishing boat leaves port at 8 miles per hour at a bearing of 220∘ for 5 hours, then turns to a bearing of 270∘ at 11 miles per hour for 4 hours, and finally changes to a bearing of 300∘ at 9 miles per hour for 4 hours. At this point, the boat heads

110. ## Math

Which of the following sets of ordered pairs represents a function? {(5,2),(2,6),(5,10),(1,2)} {(-3,2),(2,6),(5,2),(1,7)} {(-3,2,(2,6),(3,10),(1,7)} {(-3,2),(2,6),(5,10),(2,-1)} ^dont get this one.. Which expression is equal to (f+g)(x)?

111. ## Algebra

Austin checks the temperature at 10:00 p.m. He notices if the temperature falls by 5 more degrees, it will break the record-low temperature for that date, which is 26 degrees. If t= the temperature in degrees at 10:00 p.m., which mathematical sentence

112. ## maths

the length of the rectangular field is thrice of its width if the perimeter of this field is 1.6 kilometres find its area in metre square

113. ## Math

x=−2y+1andx+3y=−2

114. ## Physics

I don't know how to solve this problem. In it, I am given the mass (4 kg), acceleration (0), velocity (20 m/s), coefficient of friction (.2), and the applied force (10 N downwards with an angle of 30 degrees above the horizontal). I must find the

115. ## Unit 4 Lesson 5: Cool Crafts Portfolio

Choose a room you'd like to decorate: *I chose my bedroom* Measure the length of one wall in inches: 72in. 2. Choose a size of paper to use. *I recommend the standard 8.5in by 11in paper* Then fold it diagonally and cut it to make a square. *Once you cut

116. ## Calculas-Differentiation

The gradient of the tangent to a curve y=ax^2+bx at the point (2,8)is the parallel to x-axis. Find the values of a and b.

117. ## maths help steve&reiny

x^2+y^2=97 sqrt(x)-sqrt(y)=1 step

118. ## algebra

the description of a tv is based on diagonal length. if the height of the tv is 10 inches and the width is 7 inches, what is the approximate diagonal length in this case? a.17 b.12 c.9 d.7

119. ## Physics

Determine the radius R of an object undergoing circular motion at a velocity of 54 m/s with an acceleration of 90 m/s^2

120. ## English

1. She doesn't resemble anyone in her family. ------------------------------ Does 'in her family' modify 'anyone' or 'resemble'? Is 'in her family' an adverbial phrase or an adjective phrase?

121. ## Math 062

When you buy 50 gallons of gas for your truck and the tank holds 25 gallons.The proportion set up would be 1/50=25/x,what does x represent?

122. ## Chemistry

How do you create a calibration curve? How do you use a calibration curve to convert absorbance to concentration in mg/mL?

123. ## Math

So my teacher marked this 0/6 but only told me to correct 2 things. Can some one check over this? If I'm right I need to email my teacher.. Complete the two column proof. Given:

124. ## pre-calculus

Assume that the number of bacteria follows an exponential growth model: P(t)=P0ekt . The count in the bacteria culture was 900 after 20 minutes and 1600 after 30 minutes. (a) What was the initial size of the culture? (b) Find the population after 80

125. ## Math

Mr Howard is laying sod down in the his yard to create a new lawn. Each piece is 1 foot by 1 foot. How many pieces will Mr. Howard need if his yard measures 30 feet by 25 feet?

126. ## ttu

the sum of the digits of a three digit number is12. the tens digit is 2 lessthan the hundreds digit, and the units digit is 4 less than the sum of the two digits. What is the number?

127. ## Science

Which of the following circuits will allow electric current to flow?

128. ## precalc

A windshield wiper on a certain model car pivots through an angle of 123°. The total arm and blade length is 24 inches. If the blade is 21 inches, what is the total area of windshield being cleaned by the wiper?

129. ## computer

write a program that accepts & displays the pricing of 10 different items from a suppermarket

130. ## American Government

"In politics, a political party acts as a 'bonding agent' to ensure the good performance of it's candidates and elected officeholders." USE THE QUOTATION TO ANSWER THE QUESTION 1. How do parties typically ensure the good performance of their candidates? A.

131. ## Statistics

Need help with this statistics assignment. Of course not asking for you to do it, just an example or help on how to answer. Find some information in a book, research article, newspaper, magazine, or online about any kind of medical research that includes a

132. ## history

12. The American Revolution most likely encouraged the Mexican people to revolt against Spain by A. exposing Spain’s lack of resources. B. introducing new political principles to Mexico. (I pick B) C. inspiring the French Revolution. D. showing that a

133. ## maths (fraction )

a book contains 312 pages of book has pictures how many pages have pictures in book?

134. ## trig help

simplify cosec40(sin40+sin80+cos120) help step

135. ## Math

Simplify the expression -1.5(4n-n)+2.8

136. ## trig help

simplify cosec40(sin40+sin80+cos120) help step

137. ## Finance

Contributing \$1,500 to his retirement fund at the end of each year beginning at age 18 through age 50, with an average annual return of 12%, how much does Juan have in his retirement account at this time to use toward a possible early retirement?

138. ## Physics

What is the reaction of the earth pulling down on a pen that is lying on a table

140. ## Physics

What is the angular speed of the earth as it orbits the sun a) in radians/second? b) in degrees per day?

141. ## geometry

I have no clue to this. Please help. Line segment CD has endpoints with coordinates (1,2) and (9,6). What is the location for point E so that E divides CD into the ratio 3:1?

142. ## Physics

An object initially rotating at an angular speed of 1.6 rad/sec turns through 30 revolutions during the time it experienced an angular acceleration of 0.32 rad/s^2. a) For how much time did the acceleration last? b) What was the final angular speed?

143. ## Math

The lenght of the rectangle is one inch less than three times the width find the Dimensions if the perimeter is 40 inches

144. ## ELA

John Quinn does not explain the rule about the paddle to Paul, the narrator of “The Pigman & Me.” How does this one action affect the rest of the essay?

145. ## math

lily plants 80 seeds in her garden. Half of them are carrots. The rest are pumpkins and radishes. There are 6 more pumpkin seeds than radish seeds. How many radish seeds are there? How many carrot and radish seeds does Lily plant?

146. ## Physics

At a height of 500km above earth, a satellite will orbit the earth once every 95 minutes. Find the mass of the earth based on this idea. B) How far above earth's surface would a satellite need to orbit so that it revolves at exactly the same rate as the

147. ## Health

It's unprofessional to discuss your client with anyone, even the doctor or nurse. True or False? I think that this answer is true. I'm I correct? It's easier to spot unprofessional behaviors than it is to see professional behaviors.I think that this answer

148. ## Physics

A) the earth year is 365.25 days long. How long would our year be if earth followed the same orbit, but was only the mass of Mars? Answer this in earth days. B) How long would our year be if earth were the same mass, but had the orbital distance of mercury

149. ## Social Studies maybe?

Who do you think is going to win the election tommorwo?

150. ## Physics

Suppose that instead of our sun, our star were a giant star such as Betelgeuse. The mass of Betelgeuse is estimated to be about 20 times that of our sun. With earth in the same orbit? With its same mass, how long would our year be in earth days if we

151. ## setswana

Tlhamo Nelson rolihlahla madiba Poso e ae entseng hore a tshwarwe

152. ## Math

which of these prices is lower than 5 for \$3.00

153. ## Calculas

A company wants to build a cylindrical container with a semi-sphere lid. For a fixed volume V , the company wants to use a minimal amount of material for container and lid combined. Which radius r and height h of the container minimize the surface area for

154. ## Pre-Calculus

What is the absolute value of: 3 - 8i? A. 9 B. 64 C. √55 D. √73

155. ## maths

in Mrs. chin class 1/3 of the students drank juice. 1/4 of the remainder drank water and the others drank soft drinks. 1) what fraction of the class drank water? 2) if there are 48 students in her class, how many students drank soft drinks?

156. ## Finance

When Steve and Roslyn retire together they wish to receive \$40,000 additional income (in the equivalent of today’s dollars) at the beginning of each year. They assume inflation will be 4% and they expect to realize an after tax return of 8%. Based on

157. ## maths

in a school each class has 7 charts to display on a notice board. Each chart must have 9 thumb tacks to support it. a) How many tacks are needed if three classes have to display their charts on the notice board? b) The three classes have a total of 171

158. ## finance

Tyrone, age 25, expects to retire at age 60. He expects to live until age 90. He anticipates needing \$45,000 per year in today’s dollars during retirement. Tyrone can earn a 12% rate of return and he expects inflation to be 4%. How much must Tyrone save,

159. ## ELA

how do I make this sentence as past perfect tense? I repair the damage from car accidents.

1. The average life expectancy of people around the world is 71.30 years with a population standard deviation of 8.00 years. I take a sample of 50 countries now and find that the average life expectancy is 74.37 years. Suppose I’m interested in seeing if

161. ## Calculus

Find the Riemann sum for f(x) = sin x over the interval [0, 2π], where x0 = 0, x1 = π/4, x2 = π/3, x3 = π, and x4 = 2π, and where c1 = π/6, c2 = π/3, c3 = 2π/3, and c4 = 3π/2.

motion

163. ## physics

There are two crates are sliding down a ramp. If the crate at the top has a mass of 11.5 kg and friction is 0.20. The other has a mass of 23 kg and friction is 0.10, what is the tension in the string? Assume the string is massless.

164. ## calculus

Integral High value= 4 lower value=0 f(x)dx f(x) = 2, x < 2 x, x ≥ 2 It's asking me to use geometric formulas to solve this without a shape given. What am I supposed to do?

165. ## Physics

Suppose your car was mired deeply in the mud and you wanted to use the method illustrated in the figure to pull it out. (a) What force in newtons would you have to exert perpendicular to the center of a rope to produce a force of 10,000 N on the car if the

166. ## geometry

a rectangular prism has a total surface area of 166mm^2, a height of 4mm, a width of 5mm. what is the length of the prism?

167. ## Calculus

What is the absolute value of: 3 - 8i? A. 9 B. 64 C. √55 D. √73

168. ## Physics

The large disk-shaped flywheel illustrated below has a radius R of 0.25 m. It is made to spin by the small wheel that contacts it at its rim. The small wheel applies a constant force of 1430 N. Friction in the bearing exerts a retarding torque 22 Nm on the

169. ## Calculus

f'(x)=sqrt(x)*sin(x) The first derivative of the f is given above. If f(0)=0, at what value of x does the function f attain its minimum value on the closed interval [0,10]?

170. ## maths

In an A.P., the first term is 2 and the sum of the first five terms is one-fourth of the next terms. Show that 20th term is -112.

171. ## math

One angle of a parallelogram is two third of the Other find the angle of the parallelog9ram

172. ## English

Hello. I will be grateful for some language help. 1) Is the preposition "in" OK in the following sentence (maybe, no preposition at all or "when"?): "He made no mistake in choosing true friends"? 2) Is the word "contain" natural in the context: "I fully

173. ## english

fill in the blank. Big snapping turtles don't get to weigh so much without eating a lot of food. Here's how they do it: Most snapping turtles float, or lie motionless on the bottom of a pond or river. a fish, frog, or other prey swims close enough, the

174. ## Stats

Depending on your school commute on your way to to campus, you regularly stop at one of two of your favorite coffee shop locations "Fresh Pots!". You begin to suspect that one location is inconsistently producing their coffee by watering them down or over

175. ## Physics

A 45kg skier is sliding down a 37 degree ski slope starting from rest. She crossed the 25m in 5.0s. Ignoring air resistance, Find all the forces on the skier.

176. ## Math

How would I write an equation of a line with an undefined slope that passes through (-3,-6)?

177. ## Math

When using the Distributive Property to multiply two binomials, how many pairs of partial products will be in the result (before any simplifying)? A.1 B.2** C.3 D.4 Thanks for the help! :)

178. ## Pre-Algebra

7 • 68 Use distributive property and write it down.

179. ## Physics

A 24.5-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 87.5 N and is directed at an angle of 30.0° above the horizontal. Determine the coefficient of kinetic friction. µk=

180. ## Algebra 2

What is the largest two consecutive even integers with a total sum less than or equal to 130?

181. ## If y= (2x + 2)^3 find dy/dx using chains rule

If y= (2x + 2)^3 find dy/dx using chains rule

182. ## English

1. Do you think where he lives? 2. Where do you think he lives? (#1 is incorrect. #2 is correct. Do you know why? Why is that?)

183. ## Math

29 students 12 boys and 17 girls probability of selecting a boy

184. ## writing

need help please with writing. I need to explain the purpose / main idea of the presentation. But I have no idea how to do that.

185. ## physics

Two crates rest on top of one another.There is a crate of mass 4.62 kg on top of another crate of mass 2.19 kg. The coefficient of friction between the lower crate and the floor is μk = 0.440 and the coefficient of static friction between the two crates

186. ## Math

A right triangle hypotenuse has length of 5. If one keg has length of 2, what is the length of the other leg?

187. ## Calculas

(6x^3-8x^2-6x)/(3-11x-8x^3)

188. ## Calculas

Horizantal limit of (6x^3-8x^2-6x)/(3-11x-8x^3)

189. ## American government

Name the two factors that give federal courts jurisdiction over a case?

190. ## Pre-Calc

Since cot x = cos x / sin x, if cot x = 1/2, with the angle x in the first quadrant, then cos x = 1 and sin x = 2 (1) State true or false. Is this a possible situation? (2) If false, explain why.

191. ## Algebra

If one train is going north at 60m/s, and the other train is going south at 30m/s, what stop do i get off at?

192. ## Physics

A 3 kg book is resting on a table. What force does the table exert on the book?

193. ## math

Sam is now four times as old as her cousin Patty. Next, year, Sam's age will be three times Patty's age then. How old are they now?

194. ## physic

a skater with moment of inertia 15 kgm2 begins a spin with an angular speed of 6.0 rad/s by changing the position of her arms, the skater decreases her moment of inertia by 50% what is the skaters final angular speed