# Questions Asked onJanuary 23, 2014

1. ## Tech E.D

Which of the following cannot be copyrighted? books ideas music inventions My Answer: ideas

2. ## chemistry

You are analyzing a solid isolated from a reaction and find that its boiling point is over 1000 ∘C. You dissolve the compound in water solution and recrystallize it to produce some solid crystals that you use to determine that the compound is a

3. ## physics

A 0.55 kg block of ice is sliding by you on a very slippery floor at 4 m/s. As it goes by, you give it a kick perpendicular to its path. Your foot is in contact with the ice block for 0.0025 seconds. The block eventually slides at an angle of 23 degrees

4. ## Science :(

Describe how the Triassic period was a transitional time period during the Mesozoic era. Explain why the boundary between the Triassic and Jurassic periods is similar to the boundary between the Permian and Triassic periods.

5. ## permutation and combination

The game of euchre uses only the 9s, 10s, jacks, queens, kings, and aces from a standard deck of cards How many five-card hands have at least two red cards?

6. ## physics

A tennis ball has a mass of 0.057 kg. A professional tennis player hits the ball hard enough to give it a speed of 52 m/s (about 117 miles per hour.) The ball moves toward the left, hits a wall and bounces straight back to the right with almost the same

7. ## Spanish

Are these correct? I. Rewrite each sentence by replacing the direct object in quotation marks with a direct object pronoun [me, te, lo, la, nos, los, las]. Ejemplo: No conozco "al jefe del departamento." --> No lo conozco. 1. Esa compañía vende "casas

8. ## physics

A load of 100 lb is hung from the middle of a rope, which is stretched between two rigid walls 30 ft apart. Due to the load, the rope sags 4 feet in the middle. Determine the tension on the rope.

9. ## Chemistry

Calculate the heat given off when 177 g of copper cools from 155.0 c to 22.0 c. The specific heat capacity of copper is 0.385 j/g c

10. ## Tech

Which of the following does not qualify as intellectual property? a poem that you write a CD your friend bought that you borrowed a story that you wrote based on a book you read an idea that you came up with D?

11. ## physics

a)Two cars are traveling along a straight line in the same direction, the lead car at 24.5m/s and the other car at 29.6m/s. At the moment the cars are 41.6m apart, the lead driver applies the brakes, causing her car to have an acceleration of -2.00m/s2.

12. ## tech

Social networking websites put the responsibility for intellectual property on whom? the website host the website user the Internet provider he website creator C?

13. ## geometry

A cylinder has a height of 16 cm and a radius of 5 cm. A cone has a height of 12 cm and a radius of 4 cm. If the cone is placed inside the cylinder as shown, what is the volume of the air space surrounding the cone inside the cylinder? (Use 3.14 as an

14. ## physics

A 0.5 kg soccer ball is kicked with a force of 50 Newtons for 0.2 sec. The ball was at rest before the kick. What is the speed of the soccer ball after the kick?

15. ## trig

A computerized spin balance machine rotates a 35-inch-diameter tire at 400 revolutions per minute. (a) Find the road speed (in miles per hour) at which the tire is being balanced. (Round your answer to two decimal places.) (b) At what rate should the spin

16. ## MATH

please help me... 1. When squaring a complex number using De Moivre's theorem, there are two answers. TRUE FALSE i think it's true, but I'm not sure. thanks.

17. ## MATH

Another question... Which of the following expressions is a sixth root of unity? 1. i 2. -1 3. -i 4. All of the above are correct I appreciate the help.

18. ## maths

john,peter and mary shared a sum of money in ratio 2:4:9.john and peter together received \$360.how much money was shared?plz to show working

19. ## math

For a button to fit through its buttonhole, the hole needs to be the size of the button's diameter. What size buttonhole is needed for a button with a circumference of 7.38 centimeters? (Use the value of 3.14 to represent pi.) A. 5.14 centimeters B. 2.35

20. ## SS

Rising demand for a certain type of car will probably lead to: a. lower interest rates for all types of vehicles. b. lower interest rates for that type of car. c. higher interest rates for all types of vehicles. d. higher interest rates for that type of

21. ## in desperate need of help, PRECALC

a driver averaged 50 miles per hour on the round trip between akron, oh and Columbus, oh, 100 miles away. The average speeds for going and returning were x and y miles per hour, respectively. a. show that y=25x/x-25 b. determine the vertical and horizontal

22. ## math

Suzanne bought 50 apples at the apple orchard. She bought 4 times as many red apples as green apples. How many more red apples than green apples did Susan buy?

23. ## PRE ALGEBRA

solution to electrical poles that carry electrical wire seem to get smaller the further away you are. Find the apparent height of each pole if the tallest pole is 50 feet tall and there is 100 feet between poles.

24. ## socialstudies help

please answer these already?? 1.The Aztecs adapted to their environment mainly by A.using terracing and irrigation to farm. B.living a nomadic hunter-gatherer lifestyle. C.trading peacefully with neighbors. D.settling along the coasts where they could

25. ## physics

A net force of 100 newtons is applied to a 20 kg cart that is already moving at 3 meters per second. The final speed of the cart was 8 m/s. For how long was the force applied?

26. ## social studies

1.The Aztecs adapted to their environment mainly by A.using terracing and irrigation to farm. B.living a nomadic hunter-gatherer lifestyle. C.trading peacefully with neighbors.(I PICK THIS) D.settling along the coasts where they could fish. 6.What feature

27. ## Geometry

For a cone, if the radius was quadrupled and the slant height was reduced to one sixth of its original size, what would be the formula to find the modified surface area?

28. ## chemical science

what is the van't Hoff factor for MgSo4.7H2O and ZnSo4.7H2O?

29. ## MATH

Which expression is the is a fourth root of -1+i sqrt3 1. the fourth root of 2 (cos(280 degrees)+i sin(280 degrees)) 2.the fourth root of 2 (cos(30 degrees)+i sin(30 degrees)) 3.the fourth root of 2 (cos(60 degrees)+i sin(60 degrees)) 4.the fourth root of

30. ## physics

A baseball of mass 0.145 kg approaches a bat at 40.0 m/s. After it is hit, the ball leaves the bat at 50.0 m/s directly back. Find the impulse of the bat on the ball.

31. ## maths

WHAT IS THE VALUE OF THE 2 IN THE NUMBER 48.621? I SAY 2/10 IS THAT CORRECT

32. ## Algebra 1

Chris spends \$3 per square foot on carpet for a square room. If he spends about \$430 on carpet, what is the approximate length, in feet, of a side of the room? A. 12 ft B. 36 ft C. 72 ft D. 215 ft I think it is A. Thank You.

33. ## physics

A 3kg ball is accelerated from rest to a speed of 10 m/s. What is the ball's change in momentum?

34. ## chemistry

in a freezer, 150g of water at 0degrees celcius is placed in an ice cube tray. how much energy, in kilocalories, must be removed to form ice cubes at 0 degrees celsius

35. ## college physics

A commuter backs her car out of her garage with a constant acceleration of 1.20 m/s2. (a) How long does it take her to reach a speed of 1.60 m/s? s (b) If she then brakes to a stop in 0.8 s, what is her (constant) deceleration?

36. ## math

can someone answer these ive been stuck on them for almost 2 hours !!!!! 1.which pair of ratio form a proportion? choose all that apply. A. 1/6, 4/20 B. 7/9, 28/36 C. 14/18, 21/27 D. 30/80, 8/18 2.which pair of ratios does not form a proportion? A. 3/5,

37. ## Math

Alex puts his spare change in a jar every night. If he has \$11.09 at the end of January, \$22.27 at the end of February, \$44.35 in April, \$75.82 in July, \$89 in August, and \$114.76 at the end of October, perform a linear regression on this data to complete

38. ## math

A model plane is 1/48 the size of the actual plane.if the model plane is 28 inches long how long it's the actual plane

39. ## Finance

The ________ model is usually considered the best of the capital budgeting decision-making models. A) Internal Rate of Return (IRR) B) Discounted Payback Period C) Profitability Index (PI) D) Net Present Value (NPV) Is the correct answer D. (NPV)

40. ## english

You've been assigned to invite a group of mechanical engineering professors to tour your facility. What type of language should you use in the invitation? A Formal language B Direct, simple language C Technical jargon D Pompous language

41. ## Chem

Calculate the pH of a solution obtained by mixing 50 mL of 0.75 M CH3COOH with 15 mL of 1.6 M NaOH. (Ka of CH3COOH is 1.8 x 10-5)

42. ## Math

32. The area of a square postage stamp is 81/100 in. to the second power. What is the side length of the stamp? 33. The area of a square boxing ring is 484 ft. to the second power. What is the perimeter of the boxing ring?

43. ## chemistry

While you are at rest your brain gets 15% by volume of your blood. If your body contains 5.2 L of blood, how many liters of blood are in your brain at rest? and how many quarts?

44. ## Math

Cody wants to go on his senior class trip. He finds a job that pays \$7 per hour and he also mows lawns for \$9 an hour. He needs to earn \$693 to pay for the trip, excluding spending money. 1. Write an inequality describing Cody's goal in terms of hours at

The population of a small town is modeled by the function p(t)=20(4t+3)/2t+5, where P(t) is the population, in thousands, and t is time, in years, since the start of 1990. The town will need its own transit system if the population exceeds 50,000. Will the

46. ## Algebra 1

which cannot be represented by a linear function? A. The area of a square, given its side length B. the price of fruit, given the weight of the fruit C. The number of steps on a ladder, given the height D. The number of inches,given the number of yards I

47. ## Chemistry

For the gas phase decomposition of chloroethane, CH3CH2Cl C2H4 + HCl the rate constant at 723 K is 1.75E-4 /s and the rate constant at 769 K is 2.19E-3 /s. The activation energy for the gas phase decomposition of chloroethane is

48. ## calculus

Suppose that the sales at Borders bookstores went from 68 million dollars in 1990 to 427 million dollars in 1995 . Find an exponential function to model the sales (in millions of dollars) as a function of years,t, since 1990.

49. ## Geometry

The sides of a quadrilateral are 3, 4, 5, and 6. Find the length of the shortest side of a similar quadrilateral whose area is 9 times as great. A. 9 B. 13.5 C. 27

50. ## physics

A student wants to compare the luminous flux of a light bulb with that of a 1675 lm lamp. The light bulb and the lamp illuminate a sheet of paper equally. The 1675 lm lamp is 1.28 m away from the sheet of paper; the light bulb is 1.08 m away. What is the

51. ## Science

Which of the following functions like a fulcrum in a lever? A. tendons connecting muscle to bone at a joint. B. ligaments connecting bones at a joint. C. two muscles working as a pair to move a joint. D. two bones meeting at a joint.

52. ## Physics

A 1.25kg book in space has a weight of 8.35N. What is the value of the gravitational field at that location ?

53. ## math

In a group of 105 students, 70 students passed Mathematics, 60 students passed History and 45 students passed Geography; 30 students passed Mathematics and History, 35 students passed History and Geography, 25 passed Mathematics and Geography, and 15

54. ## SS

Rohan has 100 dollars that he wants to save in a bank. Bank A offers two types of savings accounts. One has a 5% simple interest rate and the other has a 4.8% compound interest rate. Bank B also offers two types of savings accounts. One has a 3% simple

55. ## physics

A model rocket is launched straight upward with an initial speed of 47.7 m/s. It accelerates with a constant upward acceleration of 2.02 m/s2 until its engines stop at an altitude of 157 m. What is the maximum height reached by the rocket?

56. ## Science

Which of the following functions like a fulcrum in a lever? A. tendons connecting muscle to bone at a joint. B. ligaments connecting bones at a joint. C. two muscles working as a pair to move a joint. D. two bones meeting at a joint.

57. ## Pre-calc

a driver averaged 50 miles per hour on the round trip between akron, oh and Columbus, oh, 100 miles away. The average speeds for going and returning were x and y miles per hour, respectively. a. show that y=25x/x-25 b. determine the vertical and horizontal

58. ## SS-check my answers plz!!!

1. A person favoring one side of a political issue is a faction. partisan. a party favor. implying power. 2. The Democratic-Republicans believed in strong state governments and rule by the wealthy class. a national bank. a strong federal government. rule

59. ## Algebra 1

Laura rented a car that costs \$20 for the day plus \$.12 for each mile driven. She returned the car later that day. Laura gave the sales person \$50 and received change. Which inequality represents the possible number of miles m that she could have driven?

60. ## math

What does "give a brief explanation as to what kind of solution(s) you expect the linear equation to have: 18x+1/2=6 (3x+25). Transform the equation into a simpler form if necessary" mean?

61. ## chemistry

How many grams of H2O (Mm = 18.0 g/mol) are produced in the combustion of 70.0 g of C4H10 (Mm = 58.1 g/mol)? 2C4H10 + 13O2 8CO2 + 10H2O

62. ## Physics

As a baseball is being caught, it's speed goes from 30.0m/s to 0m/s in about 0.0050s. The mass of the baseball is 0.145kg A) what is the baseballs acceleration B) what are the magnitude and direction of the force acting on it? C) what is the magnitude and

63. ## math

tha are of a rectangular wall of a barn is 72 square feet. its length is 10 feet longer than twice its width. find the length and width of the wall of the barn

64. ## social studies

which of the following statements about the state executive branch system of departments and agencies are true? A.The system is comparable in purpose to the legislative committee system in many ways. B.All state agency heads are constitutional officers.

66. ## maneledzi secondary school

Two forces of 5N and 12N respectively act on the same point.show how you would determine the magnitude of the resultant by using the tail-to-head and tail-to-tails methods and pythagora's theorem.[13N]

67. ## indirect object

Find the indirect object. I gave my friend a ride. I my friend ride i don't remember how to do this :(

68. ## physics

A beach ball rolling in a straight line toward you at a speed of 0.5 m/sec. Its momentum is 0.25kg m/sec. What is the mass of the beach ball?

69. ## US History

why did the rise of dictators cause concern in the 1930s

70. ## Algebra 1

Which property does the equation 4 + x +7 = 4 + 7 + x illustrate? A. Identity property of addition B. distributive property C. Commutative propert of addition D. Associative property of addition I think it's D. Thank You.

71. ## College Physics

Assume that an MX missile goes from rest to a suborbital velocity of 4.50 km/s in 30.0 s (the actual speed and time are classified). What is its average acceleration in m/s2? What is its average acceleration in multiples of g?

72. ## permutations with identical items.

how many four letter arrangements are there for the word Mattawa?

73. ## Math!

A frame of movie film is 35mm wide and 26.25mm high. The film projects an image 8m wide. How high is the image?

74. ## science

An 8kg bowling ball is rolling in a straight line toward you. If its momentum is 16kg m/sec, how fast is it traveling?

75. ## Math

A train leaves the station at noon. The train is 180mi from its destination at 12:45PM and 90mi from the destination at 2:15PM. 1. How far is the station from the destination? 2. At what time will the train reach the destination?

76. ## Math

The slope of a line is -2 and the line contains the points (7,4) and (x,12). What is the value of x?

77. ## American History

The Warren Commission determined that A. President Kennedy’s assassin acted alone. B. President Kennedy was assassinated for political reasons. C. President Kennedy’s assassin could not be identified from available evidence. D. several people had

78. ## New Consumer Math

Luis Giron works at the Pancake Palace from 3:00 p.m. until 12:15 a.m. 5 nights a week. If he takes a 30-minute break each evening, how many hours per week does he work? 46.25 hrs 44.75 hrs. 43.75 hrs.

79. ## Algebra 1

Which statement about real numbers is true? Across the heading says: real numbers. The first big circle says: rational numbers The second biggest circle inside rational numbers says: integers The third circle within the rational numbers says: whole

80. ## Physical Education

Please for five disadvantages and advantages of spectators and a list of organization responsible for physical education. Thank you

81. ## math

43+5=8 do u regroup

82. ## math m,

A sheet of cardboard 3ft by 4ft will be made into a box by cutting equal sized square

83. ## math

what is the combined height of 6 nickels?

84. ## pre-calculus

A company plans to manufacture a container having the shape of a right circular cylinder, open at the top, and having a capacity of 24pi cubic inches. If the cost of the material for the bottom is \$.30 per square inch and that for the curved sides is \$.10

85. ## physics

A(n) 800 kg drag race car accelerates from rest to 103 km/h in 1.05 s. What average net force is exerted on the car?

86. ## maths

the third term of a geometric sequence is 6 and the sixth term is 3 over 32. Determine the first terms and the general term Tn?

87. ## physics

Water drips from a faucet into a flask at the rate of two drops every 3 seconds. A cubic centimeter contains 20 drops. What volume of water, in cubic decimeters will be collected in 1 hour?

88. ## Social Studies

Which of the following was NOT true of the Battle of New Orleans? a. It was a decisive victory. b. It signaled a change in strategy for the British. c. It made future president Andrew Jackson a hero.* d. It was fought after the peace agreement between the

89. ## Math

Two factors that make a product are sometimes called a factor pair . Describe how using factors pairs helped you solve the problems.

90. ## Math

Two factors that make a product are sometimes called a factor pair . Describe how using factors pairs helped you solve the problems.

91. ## maths

plz can someone show me how to work out this #exact value of 6/(0.0003)is

92. ## math

Jack is swimming in the 500 meter race. It takes him 1minute and 35 seconds to swim one lap in an olympic sized pool (50 meters long - 25 meters wide.) How long will it take him to swim the 500 meter race

93. ## physics

A model rocket is launched straight upward with an initial speed of 47.7 m/s. It accelerates with a constant upward acceleration of 2.02 m/s2 until its engines stop at an altitude of 157 m. What is the maximum height reached by the rocket? How long after

94. ## Statistics

In an essay of 250-500 words, thoroughly address the following items and respond to the related questions: 1.Define the term standard deviation. Why is it important to know the standard deviation for a given sample? What do researchers learn about a normal

95. ## physical sciences

two forces of 5N and 7N respectively act on an object. When will the resultant of the two vectors be at the maximum?

96. ## foreign language (Spanish 2)

Fill in the blank with the correct form of the preterite verb given. 1.)Yo______el tenis. (practicar) 2.)Elena y yo_____amigos. (ser) 3.)Ayer, mi hermano____ ____. (ducharse) 4.)Yo____la pelicula Thor. (ver) 5.)Mis amigos____mucho dinero. (tener)

97. ## vocabulary

As we returned to the dressing room after that terrible first half, the whole atmosphere seemed to be (pervaded, capsized) by defeat. Ans. capsized?? With eager students and able teachers, learning will (flourish, outstrip), even though the school building

98. ## math

Mr. Davis wants to buy some oranges. He visits a local grocery store and finds that 6 oranges cost \$2. Write an equation that represents the relationship between the number of oranges, n, and their total cost, c. Express the rate of change in simplest

99. ## To: Reiny

Two triangles r the same height. The slope side of triangle A is double the slope of B. how do the lengths of these two triangles compare?

101. ## mathematics

How would I turn 0.00603 in scientific notation

102. ## algebra

2a+2b/z=5c solve for a

103. ## math

the tigers played 20 baseball games during the summer. they won 4 more games than they lost. how many games did they win? how many did they lose?

104. ## algebra

write an equation that describes each line in slope intercept form. slope=4, y-intercept=-3 slope=2/5, (10,3) is on the line

105. ## math ( sequence )

A sequence is generated in which each term is 5 less than the previous term. If the twentieth term is -32, what is the fifteenth term ? a. -57 b. -12 c. -7 d. 2 e. 7 please answer and explain

106. ## Math

Expand 5 (x+y+z) Factor wx + wy

107. ## Physics

Two identical teflon rods are 10 centimeters long and rubbed with fur so that they each have a total negative charge of 20 microCoulombs that is uniformly distributed along their length. They are arranged along the same axis, with their ends 5 centimeters

108. ## physics

The instant before a squishy ball of mass meets a horizontal floor and comes to rest in time ?t it has momentum p = p0 (ˆi −ˆj ) .What average force does the floor exert on the ball in order to stop it during this time interval?

109. ## Algebra

To order movie tickets online, John has to pay \$10 per ticket plus a \$2 handling fee. If John has to buy three tickets how much money will he spend? A. \$12 B. \$30 C. \$32 D. 36 I think it is C. Thank You.

110. ## English

In which one of the following sentences is the number written correctly? A The college has an endowment of more than \$187 million. B The parcel of land was advertised as two hundred forty-three and three-quarters acres. C One hundred and thirty-two people

111. ## Social Studies

Which battle convinced the British to stop fighting in America? a. Plattsburg* b. Tippecanoe c. Lake Erie d. Fort Mc.Henry

112. ## Math

a ladder that is 15 feet long leans against a house.the top of the ladder rests against the house at a height of 12 feet .how far from the building is the base of the ladder?

113. ## English

how to describe a shooting scene in writing?

114. ## math

I can't seem to figure this out. It is for my study guide. Please help. The length of a rectangle is 5 feet less than twice the width. The area is 25 sq feet. Using w as the variable, write an equation that can be used to calculate the width. Then find

115. ## Algebra (Graphing Calculator)

When trying to perform a linear regression, my fx-9750II calculator doesn't give me the option of graphing once I put the info into lists. The options it gives me are "SRT-A", "SRT-D", "TOP", and "BTM", but no "GRAPH". I don't know what I'm doing wrong.

116. ## physic

two of 5newton and 7newton respectively act on an object.when will the resultant of the two vectors be at a maximum?

117. ## math

the gradient of four ramps are given below; car 20% ski jump 0.15 skateboard 1/2 bike 0.3 list the ramps in order , steepest first

118. ## Calculus 1

On the graph of f(x) = 8*sin(3pi*x), points P and Q are at consecutive lowest and highest points with P occurring before Q. Find the slope of the line which passes through P and Q. Slope = ? I have tried 48/pi and it didn't work

119. ## algebra 1

You can stuff 321 envelopes in 1 hour and 15 minutes. At this rate, how many envelopes can you stuff in 2 hours? How would you write an equation?

120. ## Math

An average cab ride is 7.3 miles. The cost is \$3 for the first mile and \$0.20 for additional 1/10 mile. Write the formula for the cost of the cab ride function C(x). - did not match any documents. No pages were found containing " An average cab ride is 7.3

121. ## social studies

NO LINKS PLEASE !!!!!!!!! Why the Louisiana purchase an important event in American history? How do today’s elections differ from the election of 1800?

122. ## social studies

What are some similarities between the government created by Louisiana's constitutions and by the U.S. Constitution? Choose all that apply. (a) a parliament (b) an executive branch (c) a legislative branch (d) a judicial branch

123. ## South America

is this true or false To accurately label exact locations on a map, geographers go to that specific location answers.

124. ## Math

can someone solve this please!!! 100/x = 120/176

125. ## Python: Named tuples

I've been trying to print a list of the book titles within the named tuple in alphabetical order, but I don't know what I'm doing wrong. I've set up my named tuple as so: Book = namedtuple('Book', 'author title genre year price instock') # Book attributes:

126. ## Math

In which one of the following sentences is the number written correctly? A The college has an endowment of more than \$187 million. B The parcel of land was advertised as two hundred forty-three and three-quarters acres. C One hundred and thirty-two people

127. ## EARTH SCIENCE

1. Which gas is a source of natural groundwater pollution? A. Carbon B. Oxygen C. Hydrogen D. Radon D? 2. A stream channel is formed when water A. carves a very deep and wide channel into rock. B. carries minerals into the ocean. C. creates a depression,

128. ## Physics

Student A is on a 9m Hugh bridge while Student B is on the ground. Student B throws an apple up to Student B with a velocity of 18m/s. How long does it take for the apple to reach student A's hand? if student A is unable to catch the apple, how long would

Why does an investigator in an experiment change only one variable?

130. ## Math

Grace painted 1/3 of the wall. Sarah painted 2/5 of the wall. How much of the wall have grace and sarah painted ?

131. ## Spanish 2

Hi, I posted a question on the Foreign Languages section and I posted the answers I got but it doesn't show it went through. So I'll post it here! :) Fill in the blank with the correct form of the preterite verb given. 1.)Yo______el tenis. (practicar)

132. ## history

What was one example of the Southern states' attempts to restrict the rights and opportunities of freedmen shortly after the Civil War? A. Orders from the governor prohibited persons of color from owning property. B. Local laws prohibited persons of color

133. ## math

A golf ball is to be hit 300 yards straight to make a hole in one. Having only played miniature golf, your first swing makes the ball skew 50 yards N 30 W. Trying to get back on track, the second shot goes 80 yards N 35 E. Now you are very upset with this

134. ## Equation solving

Perpendicular. To x-3y=2 and contains ( 2,4) 2). That is parallel to 2x+5y=4 I don't get how to solve and use y=Mx+b

135. ## math

John has 8 quarters, 3 dimes,and 7 nickels in the change holder in his car. He uses 16 of those coins, totaling \$2.50, to buy some tacos. Which coins remain in the change holder? a. 1 dime, 1 nickel b. 1 dime, 1 quarter c. 1 nickel, 1 quarter d. 2 quarters

136. ## Math

2x^2+9x-5 is the area of a rectangle and one side of the rectangle is x+5, What is the other side of the rectangle? A volume of a cube is 15625cm cubed. What is the length from point A to B in the cube? Point A is on the front bottom right corner and point

137. ## physics

A girl with a mass of 83 kg is climbing in a tree 20 m above the ground. If she lands on a trampoline with a constant of 312 N/m, how far will the trampoline stretch and how fast will she be moving just prior to landing on it?

139. ## math

A meter is about 3.3ft, so 4.9m is about A. 2ft B.8ft C. 16ft or D. 20ft

What is the volume of a crate with the dimensions of 4ft by 3ft by 2ft?

141. ## Precal

Give the equation of the line that passes through point (-1, 6) and is parallel to a=

142. ## math

What does "give a brief explanation as to what kind of solution(s) you expect the linear equation to have: 18x+1/2=6 (3x+25). Transform the equation into a simpler form if necessary" mean?

143. ## math

why is it important to find nonperfect roots in radical form to simplify the process of performing basic operation with radical expression?

144. ## vocabulary

Has the ability of human beings to produce new inventions (quenched, outstripped) our ability to use them wisely Ans... outstripped

145. ## physics

A 1,400kg car is traveling in a straight line. Its momentum is equal to 2,000 kg. What is the velocity of the car?

146. ## science

Explain why 100 percent solid bricks are special. Give examples.

147. ## Language Arts 8th

To the Top “Great works are performed, not by strength, but by perseverance.” -Samuel Johnson Have you ever wanted to give up on something before you even started? That’s how Raja felt as he squinted up at the looming mountain crowned in clouds. Then

148. ## Math

Based on simple interest, find the total amount saved or owed. principal = \$1700; rate = 6%; time = 5 years

149. ## Cassie - please check this earlier question!

http://www.jiskha.com/display.cgi?id=1390506771

150. ## Math

Who knows how to do similar polygons in Geometry?!!!

151. ## Math

Two triangles r the same height. The slope side of triangle A is double the slope of B. how do the lengths of these two triangles compare? My last question please help

152. ## Elle

At the school carnival popcorn was given out in paper cones like the one shown(3-diameter and 5 being the height of the cone). Approximately how many cubic inches of popcorn can the cone hold? 1/3TT r^2 h 1/3 TT(1.5)^2(5) 11.78 is approximately 12 cubic

153. ## maths

Ravi bought x toys for 27\$ and 3 mechanical pencils for x\$.Given that the total cost of a toy and a mechanical pencil is 6\$,write a quadratic equation in terms of x.

154. ## Physics

At time 9 s, a car with mass 1400 kg is lo- cated at and has momentum . The car’s momentum is not changing. At time 18 s, find the position of the car: ~d =

155. ## Math

Write an expression for the number of miles that Chris walked and an expression for the amount of money that Chris collected in pledges. Chris walked 5 miles less than twice the number of miles that Lacey walked. The students will collect \$18 in pledges

Please describe a constant in an experiment.

157. ## Math

Ethan ordered 4 sub sandwiches for a party. Each 1/2 sandwich is one serving. Does he have enough to serve 7 friends? How much is leftover or how much more is needed? Explain.

158. ## alg 2

\$1670 collected for 300 tickets sold. \$9 adults & \$4 child. How many adult tickets were sold?

To which sense does the phrase "staggering under the weight of their packs" appeal? 1.)Sound 2.)Smell 3.)Touch 4.)Sight* I saw somebody put "touch" but idk the answer.

160. ## English

Anyone read boys and girls by Alice Munro ?

161. ## math

Cutting a piece of rope into fourths. Each piece is 16 inches long what is the length of the entire rope

162. ## Math

What does the word term mean in math

163. ## Science

Can anyone help me come up with a science project idea ?

164. ## algebra

write each equation in slope-intercept form. then graph the line described by the equation. 3y+2x=12

165. ## Language Arts

* Singing loudly in the shower* is what Jessica loves to do every morning. gerund phrase participial phrase appositive phrase prepositional phrase My answer is C.

166. ## Physics

Student A is on a 9m high bridge while Student B is on the ground. Student B throws an apple up to Student B with a velocity of 18m/s. How long does it take for the apple to reach student A's hand? if student A is unable to catch the apple, how long would

167. ## Math

Two triangles r the same height. The slope side of triangle A is double the slope of B. how do the lengths of these two triangles compare?

168. ## math

Solve this equation for A: A ÷ 2 = 4 A. 2 B. 6 C. 8 D. 4 C?

169. ## math

Two factors that make a product are sometimes called a factor pair . Describe how using factors pairs helped you solve the problems.

170. ## math

elizabert has a box of shirts.1/2 of the shirts are small,2/5of the shirts are medium, and 5 shirts are large. how many shirts are in box?

171. ## algebra

write an equation in point slope form for the line with the given slope that contains the given point.. slope=5;(1,7) is on the line (8,-2) and (4,-4) are on the line

172. ## physical science

when will the resultant of the two(5N ,7N)vectors be at maximum?

173. ## Physics

At time 9 s, a car with mass 1400 kg is lo- cated at and has momentum . The car’s momentum is not changing. At time 18 s, find the position of the car: ~d =

174. ## maths

The area of the right angled triangle abc (x+4)(x+3) is twice the area of a square with sides x cm.Write a quadratic equation in terms of x.

175. ## Math help

Can someone check my answers on these? Thank you!! Solve each system using addition or subtraction. 1. x+y=8 x-y=4 For the solution I got (6,3) 2. x-3y=7 x+2y=2 For the solution I got (4,-1) 3. 5s+2t=6 9s+2t=22 For the solution I got (-4,13) 4. 2x+3y=13

176. ## math

I'm purchasing a board to build a bookcase. Want to divide the board into 1. 75 foot sections. I need six sections what size board do I need

177. ## Math probability - HELP

A bag contains 3 red, 5 yellow, 2 green and 6 blue marbles. If one marble is chosen at random, replaced, and then a second marble is chosen at random, find the probability of obtaining 2 marbles of different colors.

178. ## Anatomy & Physiology

Someone please check my answer and tell me if they are right or wrong. 1. What are the constituents of DNA? A. Sugars and lipids B. Proteins and sugars C. Sugars, phosphates, and nitrogenous bases D. Lipids, nitrogenous bases, and proteins 2. What is the

179. ## math ( sets )

{ 1,2,3, ...., 100 ) How many numbers in the above set are perfect cubes ? a. 2 b. 3 c. 4 d. 5 e. 6 please answer and explain

180. ## Math

Department store A charges 9.75% tax; department store B charges 7.25% tax. if a shopper's pre-tax receipt is between \$11.57 and \$81.43, write and graph a compound inequality that describes the difference in taxes paid for the two locations (to the nearest

181. ## Math

Ethan ordered 4 sub sandwiches for a party. Each 1/2 sandwich is one serving. Does he have enough to serve 7 friends? How much is leftover or how much more is needed? Explain.

183. ## physics

A bomb is dropped out of a plane 100 m above the ground, how fast will it be moving when it hits the ground?

184. ## Language Arts

Identify which sentence this is: The woman *who one the cookie competition* is my mother. Subordinate Clause Adjectival Clause Independent Clause Adverbial Clause I would say it's Subordinate.

185. ## math

Solve this equation for A: A ÷ 2 = 4 A. 2 B. 6 C. 8 D. 4 C?

2(x-2)

187. ## More Language Arts

Identify what the sentence is: The bicycle path winds through the city *that is 40 miles long* a.Simple sentence b.Noun clause c.Misplace modifier* d.Adverbial clause

188. ## math

for \$50,000 fundraising campaign, 98% of the funds have been raised. Which of the three forms would you choose to mentally calculate this amount?

189. ## algebra

what is the answer to |19- pi|?

190. ## math

There are 6 chicken paddies in one pack. there r 8 buns in one pack . Samantha will buy the same number of chicken paddies and buns . how man bun chicken could she buy.

191. ## Anatomy & Physiology

A eukaryotic cell in a human body has just reproduced assexually. Which of the following has mostl likely just occurred? A. Metastasis B. Fertilization C. Mitosis D. Meiosis MY ANSWER IS B

Please explain how the movement and position of the particles change when a liquid bevomes a solid.

193. ## science gr.8 science fair topic ideas

what are some ideas for science fair projects gr.8?!?! and please give an experiment with it thank u!!

194. ## math

Find a function that models weekly profit in terms of price per feeder.

195. ## math

write down the gradient and the y-intercepts of this line a,y=2x+7

196. ## math

Tom plays basketball. In the past 12 games, Tom has scored 24 or more points 4 times. If this trend continues, what is the probability that Tom will score 24 or more times in tonight's game?

197. ## Math

Use the point-slope form linear equation given to complete the following problems. y-3=3(x+1) 1. What is the slope of the given line? Here's what I did: y-3=3(x+1) y-3+3=3x+3 y=3x+6 m=3 Correct so far? 2. What point does this line pass through, which is

198. ## Math

1. What is the equation in standard form of a perpendicular line that passes through (5,1)? 2. What is the x-intercept of the perpendicular line? 3. What is the equation in standard form of a parallel line that passes through (0,-2)? 4. On the parallel

199. ## Math

How would you solve 4[7^(x-2)] = 8

Casey has 10 olives to eat. She wants to have the same number of olives at lunch and at dinner. She wonders how many olives she should eat at each meal. Which number sentence fits this problem?

201. ## math

Sort these numbers. Describe your sort rule. 5 10 16 19 24 37 40

202. ## math ( sets )

{ 30,31,32,....,100 } How many numbers in the above set are divisible by 8 ? a. 9 b. 10 c. 11 d. 12 e. 13 please answer and explain

203. ## math

If the " famas " of a number is equal to the number of perfect squares less than that number, what is the famas of 36 ? a. 5 b. 6 c. 7 d. 8 e. 9 please answer and explain

204. ## science

if 4 cars were going 100m the entire time what happens to speed,velocity and accelerationas one car completes one full lap

206. ## English

Did you eat my cookies while I was soundly sleeping? Can somebody help me with an interogative sentence with the same parts of speech as in the above sentence?

207. ## algebra

-4(x+12)=> -30

208. ## AV Tech (script)

I have to write a script and make a recording about the present past or future. I choose future. Would this be a good script I just need some few opinions. We have to make a powerpoint or video while our voice is recording. It has to be at least 30 seconds

209. ## maths

express 4_3_ as a decimal to 3 sig fig plz 4

7/20 =7/10h

211. ## math

sqrt to the power of 3 (16e^12)

212. ## to REINY

you have been of much help tonight, I truly appreciate that. I can also, honestly, say that I can retrace my steps and explain how I arrived at the answer after your detailed explanations. Thank you very much. Hope to one day help someone as you have

213. ## Algebra 2

How would I reduce the equation 7n=n-5n(n+4)

214. ## English

Which of the following is an example of primary research? A Searching the internet for nutritious recipes B Calling a dietician for information about a low-carb diet C Reading an interview in a professional journal D Asking a reference librarian for

215. ## Math

Subtract by using compensation; 204-150

216. ## physics

A 76-cd point source of light is 3.2 m above the surface of a desk. What is the illumination on the desk's surface in lux?

217. ## Spelling

Answers for spelling words whether if it's V/CV or VC/V?

on my exam review, i have this question for composition of functions Given f(x)=3x^2+x-1, g(x)=2cos(x), determine the values of x when f(g(x))=1 for 0≤x≤2π.

219. ## Math

How would you graph an equation like x+y=4 or y-1=-1x-2? I know you have to change the form, i just don't remember how to do it.

220. ## science

Imagine you are an energyexpert on a planning council for a new town to be built on an island. Evaluate resources or methods you will suggest that the new town use. Justify your choices and provide possible challenges to the project.

wat work can i do when i do this suaject acconting.business.mathematics nd tourism

there were 18 kids at the play.each kid had 4 dolls.how many dolls are there in all?

223. ## algebra

use intercepts to graph the line described by each equation 2x+4y=8

224. ## algebra

use intercepts to graph the line described by each equation x-6=3y

225. ## algebra

write each equation in slope-intercept form. then graph the line described by the equation. 2y=4x+6

226. ## math

write down the equation of each line m=3, with its y-intercept is -2

227. ## Algebra (Check My Work)

(7a)^-2 1/(7a^2) 1/49a^2

228. ## Algebra 2

What do I do after I have the equation at 8+64n = 8n

230. ## managerial economics

Andrew construction borrows the entire cost of a new dump truck. The loan has an annual interest rate of 12 percent and calls for monthly payments of \$1,000 over a five-year period. What is the cost of the truck?

231. ## math

riding her bicycle, terry averages 9.5 miles per hour. how far could she go in 2 2/3 hours?

232. ## physic2

some cooks claim that the bottom crust of a pie gets browner if the pie pan is glass than if it is metal? why should this be?

233. ## Math

True or False: 1. if [w-7]3 (NOTE: In this case "[ ]" indicate absolute value.) I did: 3+7

234. ## Algebra

How to solve d(d^-2)^-9? Please show and explain step-by-step.

235. ## Algebra 1 (Reiny)

How am I supposed to solve 2x^0y^-3 when x = 7 and y = -4? Also, what steps must I take to solve x^10/d^-3?

236. ## Math

x+3 ----=6 2 Solve for x!

237. ## Math

(X+b) (x+c) where b

238. ## Math

Taxes Paid. % of tax paid. Price of item. .63 ------------- 8.99 33.72 ------------- 210.25 ---------- .07 368.99 174.78 ------------- 1459.49

(16e^12)^1/3

240. ## math

Then describe what happens when you increase the number by 100.

241. ## Math

A(n)=A(n-1)-4;a(1)=8

242. ## math

write down the gradient and the y-intercepts of this line a,y=2x+7

243. ## Math

Thanks Damon. Yes, Chris collected \$450 is a given. So if Chris collected \$450, he walked 25 miles, correct. I'm having a hard time calculating the miles Lacy walked.