# Questions Asked onSeptember 6, 2012

1. ## physics

A bus makes a trip according to the position-time graph shown in the drawing. What is the average velocity (magnitude and direction) of the bus during (a) segment A, (b) segment B, and (c) segment C? Express your answers in km/h

2. ## math

1. Which exponent makes the statement true? 1/5^9 = 5^? a. 9 b. -9 c. 1/9 d. - 1/9 2. y^5 x y^14 = a. 2y^19 b. y^60 c. y^19 d. 2y^60 3. w^12/w^18 = a. w^30 b. w^-30 c. w^6 d. w^-6 5. 5^5/5^2 = a. 5^1 b. 5^2 c. 5^3 d. 5^4 Please help me this is all like

3. ## physics

(a) daredevil is attempting to jump his motorcycle over a line of buses parked end to end by driving up a 32° ramp at a speed of 4-0.0 m/s (14-4- km/h), How many buses can he clear if the top of the takeoff ramp is at the same height as the bus tops and

4. ## physics

A 0.33- kg pendulum bob is attached to a string 1.2 m long and hangs vertically as shown in Figure 1. What is the change in the pendulum bob’s gravitational potential energy as it swings from the lowest point of the pendulum to a point that is 35 degree

5. ## college calc

Give a formula for the function illustrated using a vertical shift of an exponential function. The two points marked on the graph are A=(−1,17) and B=(1,2). The red horizontal line is given by y=1, and is a horizontal asymptote of the function. What is

6. ## Physics

Bernie drove home from a vacation in 1.5 hours. He traveled a total distance of 60 miles. What was his average speed in miles per hour?

7. ## STOR

Each of the following statements contain a blunder. Explain in each case what is wrong. a) There is a high correlation between the age of American workers and their occupation. b) we found a high correlation (r=1.19) between students rating of faculty

8. ## Physics

A swimmer heads directly across a river, swimming at 1.10 m/s relative to the water. She arrives at a point 60.0 m downstream from the point directly across the river, 80.0 m wide. What is the speed of the river current? What is the swimmer's speed

9. ## physics

Find a vector of magnitude 18 which is perpendicular to both the vectors 4i^-j^-3^ and -2i^+j^-2k^.

10. ## Math

Write the multiplication/division fact family for 2,7,14

we threw her a surprise party because it was her birthday. underline the cause and circle the effect cause: it was her birthday effect: we threw her a surprise party is this correct?

12. ## math

why did the little girl paint spots on the staircase? plz answer

13. ## Math

An object is thrown from the top of an 80 foot building with an initial velocity of 64 feet per second. The height (h) of the object after (t) seconds is given by the quadratic equation h=-16t+64t+80 .When will the object hit the ground?

14. ## algebra 1

George is driving at an average speed of 62 miles per hour. Write an expression that would give his distance traveled for h hours. Make a table that records his distance for 3, 5.5, 7, and 8.5 hours.

15. ## PHYSICS

An artillery shell is fired with an initial velocity of 300m/s at 55 degrees above horizontal. To clear an avalanche, it explodes on a mountainside 42.0s after firing. What are the x and y coordinates of the shell where it explodes, relative to its firing

16. ## Math

Jim is paid overtime when he works more than 40 hours of per week. Write an expression for the number of hours he works overtime when he works h hours. Find the number of hours Jim works overtime when he works 40, 44, 48, and 52 hours

17. ## Physics

A pitcher throws a 0.5kg ball of clay at a 6kg block of wood. The clay sticks to the wood on impact, and their joint velocity afterward is 3m/s. What is the original speed of the clay?

18. ## physics

From the top of a cliff, a person uses a slingshot to fire a pebble straight downward, which is the negative direction. The initial speed of the pebble is 9.0 m/s. (a) What is the acceleration (magnitude and direction) of the pebble during the downward

19. ## math

Noah and Brianna want to calculate the distance between their houses which are opposite sides of a water park. They mark a point, A, 120m long the edge of the water park from Brianna's house. The measure

20. ## phys

A woman on a bridge 84.7 m high sees a raft floating at a constant speed on the river below. She drops a stone from rest in an attempt to hit the raft. The stone is released when the raft has 8.02 m more to travel before passing under the bridge. The stone

21. ## physics

A Cessna aircraft has a lift-off speed of 120 km/h. What minimum constant acceleration does this require if the aircraft is to be airborne after a take-off run of 265 m? Answer in units of m/s2 b) How long does it take the aircraft to become airborne?

22. ## english

List 2 characteristics of a frame story and explain how one of the stories you read demonstrates these characteristics. I think what a frame story is a story within a story. Am I right? I've read the following stories: - The Canterbury Tales (The

23. ## physics

c) A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 32 m high. When it hits the ground at the base of the cliff the rock has the speed of 29 m/s. Assuming that the air resistance can be ignored, find i. the initial speed of the

24. ## physics

A child standing on the edge of a sheer cliff wall throws a rock down towards the ground below. The rock is thrown 67° below the horizontal at a speed of 22 m/s & lands 43 m from the base of the cliff wall. Ignore air drag. A.) Determine how long the rock

25. ## Physics

An astronaut on a distant planet wants to determine its acceleration due to gravity. The astronaut throws a rock straight up with a velocity of + 14.2 m/s and measures a time of 22.2 s before the rock returns to his hand. What is the acceleration

Two angles form a linear pair. The measure of one angle is 8 times the measure of the other angle. Find the measure of each angle.

The measure of one angle is three times the measure of its complement. Find the measure of each angle.

28. ## math

1. A 120-day simple discount promissory note for \$12,000 with a simple discount rate of 9% was signed on July 14. It was discounted on August 30 at 9.5%. Find the proceeds at the time of the sale. 2. 8. A \$15,000 T-bill is purchased at a 3.85% discount

29. ## Ap Chemistry

Sulfuric acid is prepared commercially from elemental sulfur using the contact process. In a typical sequence of reactions, the sulfur is first burned: S + O2 yields SO2, then it is converted to SO3 using a catalyst: 2SO3 + O2 yields 2SO3. The resulting

30. ## physics

A 2 kg block situated on a rough incline surface (θ= 37o) and is connected to a spring with k = 100 N/m. The block initially at rest. The block moves 20 cm down the incline before stops. Find the coefficient of friction between the block and the surface.

31. ## physics

For the one dimensional motion of an object along an axis, choose all the statements that are True. 1.) If the object reverses direction and goes the opposite way, the sign of the velocity changes. 2.) If the acceleration has the opposite sign than the

What is the total mmHg pressure in of a gas mixture containing argon gas at 0.25atm , helium gas at 385mmHg , and nitrogen gas at 345torr. ? sorry i didn't relize i left them out.

33. ## engineering

a particle falling under gravity falls 39m in certain second find time required to cover the next 30 m take g=9.8

34. ## Chemistry

If a procedure calls for 2mL of a concentrated nitric acid, what are the mass and moles of the HNO3 actually used in the reaction?

35. ## Finance

A Treasury note with a maturity of four years carries a nominal rate of interest of 10 percent. In contrast, an eight-year Treasury bond has a yield of 8 percent. a. If inflation is expected to average 7 percent over the first four years, what is the

36. ## Chemistry

Hydrated copper sulfate is heated. Using the speculative chemical equation CuSO4*5H2O-->CuSo4+5H2O, show how you could have predicted, by calculations, what the final weights in the crucibles might be. Show calculations for two starting weights between 1

37. ## math

Morgan company received from Lee company an invoice dated September 27.Terms were 2/10 EOM.List price on the invoice were \$ 5, 000(freight not included). Morgan received a 9/7 chain discount. Freight charges are Morgan’s responsibilities but Lee agreed

38. ## statistics

I wish to determine the correlation between the height ( in inches) and weight ( in pounds) of 21 year old males. To do this , i measure the height and weight of two 21 year old men. The measured values are?

39. ## Physics

Suppose you are asked to determine the perimeter of a seven-sided irregular figure. You make the following measurements: Side 1 = 3.2 m Side 2 = 4.8 m Side 3 = 2.000 m Side 4 = 8.94 m Side 5 = 11 m Side 6 = 7.566 m Side 7 = 4.0 m How many significant

40. ## physics

how presence of two eyes help in binocular vision in our daily tasks?

41. ## physics

A police car is traveling at a velocity of 15.0 m/s due north, when a car zooms by at a constant velocity of 45.0 m/s due north. After a reaction time 0.700 s the policeman begins to pursue the speeder with an acceleration of 3.00 m/s^2. Including the

42. ## ENGLISH check

1.When Thomas Paine writes about reconciliation, he is referring to the southern Colonies staying peacefully connected to the northern Colonies. the Colonies staying peacefully connected with Great Britain. the Colonists staying peacefully connected to

43. ## Language Arts

1. "Outstanding" is a compound word. Think about what its two parts, "out" and "standing" mean. What does "outstanding" most likely mean? a. exceptional b. obvious c. standing outside d. tall To answer questions 2 and 3 identfiy whether the capitalized

44. ## math

1. Which exponent makes the statement true? 1/5^9 = 5^? a. 9 b. -9 c. 1/9 d. - 1/9 2. y^5 x y^14 = a. 2y^19 b. y^60 c. y^19 d. 2y^60 3. w^12/w^18 = a. w^30 b. w^-30 c. w^6 d. w^-6 5. 5^5/5^2 = a. 5^1 b. 5^2 c. 5^3 d. 5^4 Please help me this is all like

45. ## Psychology

1: Sarah is crying in her counselor's office. Which goal of psychology does this represent?

46. ## chemisty

Calcium carbonate can be decomposed by heating according to the equation Below. WHat is the percentage yield of calcium oxide in this reaction if 12.6g of CaO is obtained when 25.9g of CaCO3 is heated ? CaCO3(S) -> CaO (s) + CO2 (g)

47. ## Physics

The helicopter in the drawing is moving horizontally to the right at a constant velocity. the weight of the helicopter is W = 53800 N

48. ## Physics

Would someone please check my work ands let me know if I am right? (We are going to do this as a group but I'd like to attempt it on my own first.) Thank you! Suppose a soccer player kicks the ball from a distance 30 m toward the goal. Find the initial

49. ## math

The length of the longest loaf bread measured 1.405 ft 1 1/2 in. It was cut into slices 1/2 in.think. how many slices were there?

50. ## Science

Which statement about scientific question is true? a. Scientific Questions should avoid bias or b. Scientific Questions should be as general as possible

51. ## General

This is a question to everybody: I was just wondering if anyone had any science related questions or things they wonder about that may require experiments. If you have any ideas please mention them. I need this for a science for a science fair project and

52. ## physics

A speed skater moving across frictionless ice at 8.70 hits a 4.20-m-wide patch of rough ice. She slows steadily, then continues on at 5.90

53. ## physics

A penny is dropped from rest from the top of the Trump Tower in New York City. Considering that the height of the building is 283 m and ignoring air resistance, find the speed with which the penny strikes the ground.

54. ## statistics

I want to examine the relationship between gas mileage of cars and the engine size ( displacement in cubic inches). The explanatory variable is?

55. ## physics

A cement block accidentally falls from rest from the ledge of a 52.0 -m-high building. When the block is 11.5 m above the ground, a man, 1.80 m tall, looks up and notices that the block is directly above him. How much time, at most, does the man have to

56. ## Science

What is the purpose of a control group in an experiment? a. To serve as a standard of comparison or b. To be the group exposed to changes in the manipulated variable

57. ## math/Finance

I want to know the formula to use 1. A 120-day simple discount promissory note for \$12,000 with a simple discount rate of 9% was signed on July 14. It was discounted on August 30 at 9.5%. Find the proceeds at the time of the sale. 2. 8. A \$15,000 T-bill is

58. ## Physics

The car in the figure below travels a distance of 745 m along the track, and the driver finds that she has traveled through an angle of 475°. What is the radius of the track?

59. ## Math

what is the answer to 3x10=(2x10)+(1x__)

60. ## chemistry

if 25.00 mL of 1.04 M Na2CO3 is diluted to .500 L, what is the molarity of Na2CO3 in the diluted solution?

61. ## Socisl studies

How did moutain passes help settlers who were traveling to california?

62. ## math

read the clues to find each number. it is a 7 digit number. it has a 0. the greatest digit is in the hundered thousands place. the value of the digit 1is i,000,000. the digit 6 stands for 6,000. the value of the digit 5 is 5 ones. the digit 8 has a value

63. ## Physics

While standing on a bridge 45.0 m above ground, you drop a stone from rest. When the stone has fallen 3.90 m, you throw a second stone straight down. What initial velocity must you give the second stone if they are both to reach the ground at the same

64. ## chem.

What is the total pressure in of a gas mixture containing argon gas at 0.25 , helium gas at 385 , and nitrogen gas at 345 .

65. ## Physics

Suppose that an environmental study determines that a town produces approximately 2,000 lb of trash each day. The study group decides to convert their findings to SI units, using the conversion 1 lb = 0.4536 kg. They report that the town produces 907.2 kg

66. ## math

An ant is at the bottom of a 12-foot deep well and is trying to get to the top. During the day he climbs 4 feet IP up, but at night he slides back 2feet. How long does it take for him to get out of the well?

67. ## English 4

Which of the following most distinguishes an epic from a mock epic? A. its subject matter B. its style C. its vocabulary D. its length I'm thinking its B.

68. ## Ap Chemistry

An ore contains Fe3O4 and no other iron. The iron in a 60.67 gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 36.1 grams. What was the percent Fe3O4 in the sample of ore? Answer in

69. ## Physics

While standing on a bridge 45.0 m above ground, you drop a stone from rest. When the stone has fallen 3.90 m, you throw a second stone straight down. What initial velocity must you give the second stone if they are both to reach the ground at the same

70. ## algebra

Jim is paid for overtime when he works more than 40 hours per week. Write an expression for the number of hours he works overtime when he works h hours.

71. ## Honors Geometry

Topic: Distance in Coordinate Plane Determine the value(s) of n if... J(n, n+2), K(3n, n-1), JK=5

72. ## physics

A horizontal beam of electrons initially moving at 4.3 107 m/s is deflected vertically by the vertical electric field between oppositely charged parallel plates as shown in the diagram. The magnitude of the field is 1.90 104 N/C. What is the vertical

73. ## Math 8R - HW Qs. Check

Fill in the numbers to continued the pattern. 1000, 900, 700, 400, ____, -500, _____ My Answer - 1000, 900, 700, 400, 0 , -500, 1000 1000 - 100 = 900 900 - 200 = 700 700 - 300 - 400 400 - 400 = 0 0 - 500 = -500 -500 - 600 = -1,100 Is my answer is

74. ## Chemistry

A sample of 2.00 mol O2 (assumed perfect) is originally confined in a 20.0L at 273K and 2.24 atm. it undergoes reversable adiabatic expansion until the volume has increased by a factor of 3. Calculate q, w, delta u, delta h, and delta t. Cv=7/2R and

75. ## biology

A water molecule is held together by two single polar covalent bonds true or false?

76. ## Physics

A plane is flying 126 m/s east relative to the air. The wind is blowing 32 m/s south relative to the ground. Determine the plane's velocity relative to the ground. Velocity (relative to the ground) magnitude = Velocity (relative to the ground) direction =

77. ## Chemistry

I need help with part b here's all information. (a) Chlorine gas is added to a glass cylinder of 2.5 cm in radius, fitted with a movable piston. Gas is added until the piston is lifted 5 cm off the bottom of the glass. The pressure on the gas is 1 atm, and

78. ## physics

One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of which is 1.47 km. They start at the west side of the lake and head due south to begin with. (a) What is the distance they travel? (b) What is the magnitude of the

79. ## Math

A security camera needs to be set so that its angle of view includes the area from a doorway to the edge of a parking lot. The doorway is 16m from the camera. The edge of the parking lot is 24m from the camera. The doorway is 28m from the edge of the

80. ## physical

a crate rest on a ramp that makes an angle of tangent with the horizontal.the coefficient of kinetic friction is 0.35 and the coefficient of static friction is 0.45.the inclination of the ramp is slowly increased.(a)find the angle at which the crate starts

81. ## GEOGRAPHIC

The statement, "Farmers in this area benefit from a long growing season" describes what type of region?

82. ## Physics

A projectile is fired up into the air at a speed of 164 m/s at an angle of 37° relative to the horizontal. Ignore air drag. A.) Determine the MAXIMUM HEIGHT (above where it was thrown) the projectile will reach. m B.) Determine how LONG the projectile

83. ## physics

An object traveling along the x-axis with constant acceleration has velocity v = +11.0 m/s when it is at x = 6.0 m and v = +20.0 m/s when it is at x = 10.0 m. What is its acceleration? HELP PLEASE!!!!!

84. ## College Finite

Assume that the student has a cup with 13 writing implements: 7 pencils, 4 ball point pens, and 2 felt-tip pens. In how many ways can the selection be made if no more than one ball point pen is selected?

85. ## Linear Algebra

Show that the functions (c1+c2sin^2x+c3cos^2x) form a vector space. Find a basis of it. What is its dimension?

What is the total pressure in of a gas mixture containing argon gas at 0.25 , helium gas at 385 , and nitrogen gas at 345

87. ## statistics

The lifetime of a 2- volt non-rechargeable battery in constant use has a normal distribution of 516 hours and a standard deviation of 20 hours. What is the z- score for batteries with lifetimes of 520 hours?

88. ## physics

how can we see image of an object? explain the mechanism?

89. ## physics

3. A wheelchair ramp is to be rated at 8%, which means that it rises 8 cm for every 100 cm of horizontal distance. The height of the ramp is 35 cm. A.What is the length of this ramp? B.What is the angle this ramp makes with the horizontal? C.To what

90. ## physics

While standing on a bridge 45.0 m above ground, you drop a stone from rest. When the stone has fallen 3.80 m, you throw a second stone straight down. What initial velocity must you give the second stone if they are both to reach the ground at the same

91. ## finance

A manufacturing company issues a bond with a 100,000 face value and a coupon rate of 7%. If the bond has a life of 30 years, pays annual coupons, and the yield to maturity is 6.8%, what percentage of the bond's price is the present value of the face value?

92. ## english

Choose one archetype that is illustrated by two or more of the stories you have read, and write a brief essay on what archetype you’ve chosen to discuss, and how the archetype is demonstrated in at least two different pieces of literature you’ve read.

93. ## physics

From her bedroom window a girl drops a water-filled balloon to the ground, 4.7 m below. If the balloon is released from rest, how long is it in the air?

94. ## english

All of the following statements about reading skills are true EXCEPT A. Different activities require different types of reading. B. It is not always necessary to perform a thorough reading. C. It is best to use skimming when you look for specific

95. ## maths

a number consists of 2 digits whose sum is 8,if 18 is added to the number its digits are reversed ,find the number?

96. ## World History

What factor led the English to attempt to kill off entire Native American peoples? A. Native Americans provided a good labor source for the Spanish. B. Native Americans had vast wealth to exploit for tribute. C. The Native Americans' large populations were

97. ## statistics

The lifetime of a 2- volt non- rechargeable battery in constant use has a normal distribution with a mean of 516 hours and a standard deviation of 20 hours. What is the z-score for batteries with lifetimes of 600 hours?

98. ## History

Differentiate the theory of Social Dariwinism and the Gospel of Wealth.

99. ## writing thesis

So, I need a thesis statement for a research paper for Murder on the Orient Express. (Sorry to keep posting a new question each time) But I've thought about the answers you guys have given me and I'm thinking something along the lines of: "In certain

100. ## Math/Finance

Which formula do I use for the following question: Sheila Spinney borrowed \$32,500 at 7.5% simple interest for 180 days on January 7. The bank later sold the note at an 8% discount on March 2. Find the proceeds to the bank.

101. ## Math

Write the improper fraction 68/10 as a mixed number in simplest form

102. ## physics

1. A child stands before a tall building and wants to know how high it is. She notices that it is a sunny day, so armed with a meter stick, the fact that she is 1.2 meters tall, and a knowledge of similar triangles, she proceeds to measure the building’s

103. ## math

the greatest place value is hundred thousands. The digit in the tens place is 5. the remaining digits are 2, 3, 8, and 7. One of the digits has a value of 800. the value of the digit in the thousands place is 10 times greater than this. There are

Last one I need help on: The measure of one angle is 38 degrees less than the measure of its supplement. Find the measure of each angle.

105. ## Math problem

I am a 2 digit number , I have more tens than ones, I rounf to 50 , the number in my ones place is the sum of 3. What is my number?

106. ## home economics

definition of clothing and textiles

107. ## statistics

The ABC Company has been evaluating the performance of two advertising agencies it deals with. They produce the following scatterplot of sales against advertising expenditures.

108. ## phys

A pellet gun is fired straight downward from the edge of a cliff that is 28.5 m above the ground. The pellet strikes the ground with a speed of 26.1 m/s. How far above the cliff edge would the pellet have gone had the gun been fired straight upward?

109. ## Natural Vs. Synthetic Products

Proofread please?:) Natural vs. Synthetic Products By: Bryce Romig Have you ever heard the quote "Beauty is only skin deep"? The fact of the matter is, beauty is more than skin deep. Everyday people all over the word are rubbing harsh chemicals all over

110. ## physics

A stone is thrown upwards from the edge of a 5.3 m high cliff. It just misses the cliff on the way down and hits the ground below with a speed of 25.4 m/s. With what velocity (in m/s) was it released?

What is a question with a word with the root sid, sed, sit, or sedat?

112. ## math

Diana designs stained-glass windows. She has a large supply of square glass window panes. Some panes are yellow, and some panes are red. She wants to place them in windows that are 3x2 in such a way that no two windows are the same, even when the design is

113. ## finance

The bonds of company A, carry a 10% annual coupon, have a 100,000 face value, and mature in 4years. Bonds of equivalent risk yield 7%. What is the market price of Company A.

114. ## American government

As distinct from civil law, criminal law is law that defines a relationship: a: between individuals b: between governments c: between individuals and government d: beween citizens and non-citizens I choose B. I have read and read my text. I'm I on the

115. ## Physics

A roller coaster starts from rest at the top of a steep incline. As it falls, should its velocity depend on how many riders are aboard? Use net work= change in kinetic energy to prove your answer.

116. ## math

a man rows downstream for one hour and 40 minutes on a river flowing at 2 miles per hour. on his returned trip he rows upstream for 5hours. find the distance that he traveled downstream and his speed of rowing in still water.

117. ## math

suppose that you roll a pair of 8-sided dice total of 51 times. what is the probability that you will get a sum of 5 at least 3 times

118. ## math

they agree to share the cost of pizza based on the portion they ate. she ate 2/3 of his portion. what does the equation look like

119. ## Chemistry pls help!!

A 32mL solution of 2.7M NaCL is mixed with 83mL of 1.8M HCL. What is the molaritt of the CL in the new solution. Thank you for your help

120. ## Physics

In a 100 m linear accelerator, an electron is accelerated to 1.40% the speed of light in 35.0 m before it coasts 65.0 m to a target. (b) How long does the total flight take?

121. ## physics

how do i make a velocity vs. time graph? i have a graph of acceleration vs. time and i am told to find distance between a certain amount of time and i was told to make a graph. is there any other way to find distance or is the velocity vs. time graph

122. ## Math

Identify the pattern in each arithmetic sequence and then find the missing terms. 45,38,31,24, _ ,_

123. ## Math

The car in the figure below travels a distance of 745 m along the track, and the driver finds that she has traveled through an angle of 475°. What is the radius of the track?

124. ## health

What is the ultimate duty of the reproductive system? A. Menstruation B. Development of sex organs C. Reproduction D. Cell regeneration c?

125. ## math

An object is dropped from 39ft below the tip of the Petronaas Twin Towers in Kuala Lumpur, Malaysia. The height h of the object after t seconds is given by the equation h=-16t+1444. Find how many seconds pass before the object reaches the ground.

126. ## physics

Suppose a car is traveling at +23.8 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 7.00 m/s2. What is the stopping distance of the car, as measured

127. ## thesis!

Do either of these sound like a thesis statement to you guys? For the book Murder on the Orient Express. 1) There are situations, though rare, that homicide is considered justified. 2) There can be certain situations that a murder is considered a justified

128. ## civics

what is the term referring to the hope of a better life for everyone

129. ## Math

If \$420 yields \$31 in simple interest over 30 months, what is the annual rate?

130. ## Math

The ratio of red jelly beans to yellow ones is 3:4. If I eat 3 red ones and 6 yellow ones, the ratio is 4:5. How many yellow ones to begin with?

131. ## Math 8R Qs. Help!!!!!!!!!

Fill in the numbers to continued the pattern. 250, 245, 235, ____, 200, 175, _____, _______ 250 - 245 = 005 245 - 235 = 10 The number between 250 - 245 is 5, since the answer is 5 and the number between 245 and 235 is 10. Please help me, I'm really

132. ## math

a pumpkin has a mass of 4.8 kilograms. if 0.9 of its mass is water how much of its mass is water? how much is not water?

133. ## earth

how long will it take Uranium-238 for there to ne 25% of the original radioactive period to be left? i need this question answered ASAP!!!!!(:

134. ## English

I have to do oral presentation tomorrow representing who I am. i have to bring in 4 things or 4 words to class. The first thing has to be something that represents me, the second thing has to be something that represents my family. the third thing has to

135. ## math

(a) Complete the square by writing in the form . Note: the numbers and can be positive or negative. x^2-14x-17=(x-7)^2+ (b) Solve the equation by completing the square or using the quadratic formula. If there is more than one correct answer, enter your

136. ## Physics

a steel ball drops onto a thick steel plate. its speed just before it hits is 10 m/s and it rebounds with a speed of 9 m/s. what percentage of its kinetic energy did it lose during the collision? what would you expect its speed to be after the second

137. ## Physics

A golf ball, dropped from 2 meters above a floor, rebounds to a height of 1.6 meters. What percentage of its energy of motion is lost in the collision with the floor?

138. ## statistics

The data in the scatterplot below are an individual' s weight and time it takes ( in seconds) on a tredmill to raise their pulse rate to 140 per minute. The o' s correspond to females and the +'s to males.

139. ## physics

find n and m W=F^n d^m find n a=r^0v^n verify if they are equal to each other mgh=1/2mv^2

140. ## World History

I need to find a weird or odd current event. Help me find a weird or odd news. Please post the link.

141. ## Physics

A g (pronounced "gee") is a unit of acceleration. Notice it is italicized. This is so it won't be confused with g (grams). 1 g = 9.8 m/s2. Typically a person will black out if they experience an acceleration of 4 to 6 g for more than a few seconds.

142. ## Algebra

This is not math related, but I will be gracious for your help. Solve the following alphabet puzzles. Examples: 26= L. in the A. Answer: 26=letters in the alphabet 54= C. in a D (with J). Answer: 54= cards in a deck( with the jokers\$ 140=M N of C in a T

143. ## math

What is the answer to this number sequence 400 100 200 50?

144. ## Social Studies

To survive in different areas, native people had to learn to?

145. ## math pls check

find mean,median, mode, range: for folloiwng numbers: 5, -2, 27, -6, 0 , 2, 11, 4, -2, 3 i got : mean: 4.3 median: 2.5 mode: no mode range is it; 27 -(-6)= 33 right? for quest 3 The numbers are: (yes 2 is listed twice) 2, 1, -1, 2, 0 , -2, 4, 0 for mean is

146. ## chemistry

What is the density of a substance that weighs 500g and fills a container that is 1/2 liter in size?

147. ## writing thesis

So, thanks for the help to those who answered my last question. My book is Murder on The Orient Express by Agatha Christie, and I need a thesis for it. In the book, a man is murdered by a grieving family, because he killed their daughter. I want to do my

148. ## statistics

I want to examine the relationship between gas mileage of cars and the engine size ( displacement in cubic inches). The explanatory variable is?

149. ## science

1. Plants and other organisms such as green algae can produce their own energy in a process called _______. 2. The process of changing radiant energy into chemical energy is called ______. I think that both answers are "photosynthesis". However, two same

when the temperature is constant the volume of a gas will decrease as the pressure decreases. True or false

151. ## Math Help Plz

By graphing estimate to two decimal places the following limit.What is the limit of f(x)=(1+x)^(1/x)as x approaches 0

152. ## math

eddie is thinking of a number between 149,000 and 150,000. his number has a tens digit that is 7 more than its ones digit. the sum of the tens and ones digit is 9. what is eddies number?

153. ## quick question Eng

is foresight a verb?

154. ## Algebra

Do the equations x = 4y + 1 and x = 4y - 1 have the same solution? How might you explain your answer to someone who has not learned algebra?

155. ## Chemistry

0.0158L of 0.25M HCL is needed to nutralize 22.0ml of a potassium hydroxide solution. Write the neutralization reaction then calculate the molar concentration of the KOH solution?

156. ## Grammar

Extra practices help her be solid on new concepts. Is the sentence correct? And ( "on new concept") or ("in new concept")

157. ## Pure Mathematics

Solve for x 1) 2^3-5x=(1÷64)^x-1 2) 4^2x÷(1÷2)^x=32 3) 2^2x+1-5(2^x)+2=0

158. ## chemistry

A typical adult body contains 55 water. If a person has a mass of 61 , how many pounds of water does she have in her body?

159. ## math

I have fewer ones than tens. the value of my tens is 30. what two numbers can i be

160. ## Math 8R - HW Qs. Check

1) One hundred forty-eight swimmers started a race. Nineteen stopped the race because of cramps. Twelve dropped out because of sunburn. Seventeen did not finish due to fatigue. How many finish the race? 148 - 19 = 129 129 - 12 = 117 117 - 17 = 100 My

161. ## Physics

Consider the mechanical system with three degrees of freedom. The positions of the particles are measured from their equilibrium positions. The system has a normal mode eigenvector |13.98| | b | |13.98|. If all particles start from their equilibrium

162. ## law/421

What actions would you propose to eliminate or minimize the impact of the torts

163. ## Physics

Change A=55m 60 degrees

asked by nt form of 60 degrees
164. ## physics

B. Assume the child is 1.2 meters tall and casts a shadow of 6.4 meters. Determine the angle of the sun at that moment.

165. ## Chemistry

Calculate the temperature at which k = 2.0 s-1 if k = 10.0 s-1 at 371 K. The activation energy for the reaction is 30.0 kJ mol-1.

166. ## estimating

how does estimating help add 2 digit numbers

Last one I need help on: The measure of one angle is 38 degrees less than the measure of its supplement. Find the measure of each angle.

168. ## math7th

28a^11b^7 divided by 4a^3b^2

169. ## Math

I need to solve this set of differential equations {y'+(t/2)1, y(0)=1} and then find the limiting value as t approaches infinity. I'm not sure where to start. I found the answer to the differential equation to be: y(t)=e^-t^2/4[e^(r^2/4)dr

170. ## math

A rectangular slab of concrete is cut from a large block. The slab measures 10.4 inches thick, 1.8 feet long, and 0.0021 miles wide. Find its volume in cubic feet.

171. ## Math (Geometry)

What is the midpoint of line BC with B (2,0) and C (-4,6)?

172. ## Math

Pages in a book are numbered in typical fashion, starting with 1. The folio for page 10 will contain the tenth and eleventh digits necessary to paginate the book. On what page will the 2009th digit occur?

173. ## Math

A school cafeteria sells sandwiches for \$4.50 each, cartons of milk for \$1 and bananas for \$.50 each. One table of students spent \$36.00 total. They bought 2 more milks than sandwiches and they bought two times more sandwiches than bananas. How many

174. ## Geometry

Find the perimeter of a square with sides 10 feet long?

175. ## Chem

What is 1250.37986 with 3 significant figures?

176. ## math

limit (x-9)/(sqrt(x))-3 as x-->9

177. ## math

Create an input output machine with the rule split in 2

178. ## social studies

list examples of sumerian literature

179. ## Math

Which of the following shows the prime factoriztion of 250 using exponents? A.2x 5 3 B.2 5x 5 5 C.5 2x 10 D.5 2x 2 5 A?

180. ## grammar

what is the simple predicate in the sentence... They will use a compass on the hike.

181. ## Physics

I am totally new to physics. We are working on summation of moments and I just am not grasping this. I know the formular is M=dF, but his does not help me. I get confused about the middle of settig of euation. I am never sure which distance I should be

182. ## English 11

Who did Thomas Paine write Common Sense to? Revolutionary War soldiers. colonists in 1776, prior to the signing of the Declaration of Independence. (I chose this one) the British monarchy. women seeking the right to vote

183. ## math

fred is thinking of three numbers. if they are added in pairs, the results are 34, 44 and 52. find the three numbers.

184. ## math (immediate help please)

how many different four digit numbers can be obtained by using all four of these digits 5,1,1,5? show work please

185. ## GEOGRAPHIC

What do geographers call areas whose residents share a common characteristic

186. ## aglebra 2

determine whether the equation has one solution, no solution, or is an identity. 5y+3=26

Explain why increasing the temperature of a gas in a closed, rigid container causes the pressure in the container to increase.

188. ## calculus

Find the limit if it exist lim t-->pi/3 (tan(t)/t)+1

189. ## Chemistry

Does Air Have Hydrogen as one of its components? i think it is but with a very low amount ... i need explanation please why or how? since hydrogen is flammable nd all!!

190. ## physics

A hot-air balloon is rising upward with a constant speed of 2.22 m/s. When the balloon is 7.74 m above the ground, the balloonist accidentally drops a compass over the side of the balloon. How much time elapses before the compass hits the ground?

191. ## phys

A tourist being chased by an angry bear is running in a straight line toward his car at a speed of 3.30 m/s. The car is a distance d away. The bear is 32.9 m behind the tourist and running at 4.92 m/s. The tourist reaches the car safely. What is the

192. ## Science, Chemistry

What is the volume of 75.65 grams of zinc

193. ## Math

how do I figure out which slide has more slope if a slide is 1:4 and the other slide is 4:1

194. ## Math! I really need help!

20y=17.5x How can I find x and y

195. ## math

Two bulldozers clear homes from a 20-acre tract of land. One works twice as fast as the other. It takes them three days to clear the tract working together. How long would it take each of them alone? whats the equation?

196. ## health

The autonomic nervous system manages our ________. A. Heart rate B. Blood pressure C. Body temperature D. All of the above

197. ## Math

If a pair of shoes are \$21.50 and the dales tax it 6% what is the total cost

198. ## Science

How may 1.5 Liter water capacity diving cylinders can I fill to 200 bar from a 50 liter water capacity storage cylinder filled to 200 bar,leaving 25 bar in the storage cylinder, using a booster pump?

199. ## math outl

for #2 so for range its; 27 -(-6)= 33 right? for quest 3 The numbers are: (yes 2 is listed twice) 2, 1, -1, 2, 0 , -2, 4, 0 for mean is it: 6 divide by 8 = .75 for median is it: 0 and 1 as median so 0 + 1 = 1 divide by 2 = median of : .5 for mode: 2 for

how sympathetic are you to the statement of a former general motors chairman that offering a union leader a seat on GMs board of directors made "as much sense as having a member of GM's management sitting on the board of an international union?" Explain. I

201. ## writing

I need help wording my thesis. My idea is..if a man was to catch someone beating his daughter, is it legal to kill him? But I need a thesis statement not with that specific scenario...if you know what I mean....please help! ((My book is Murder on The

How can health care providers work together within the continuum of care?

203. ## Math

Show that the inverse function of y=x^2-2x+5, x≥1 is f^-1(x)=1+√x-4 Help me please i've been stuck on this question for a few hours and i've lost hope. argh.

204. ## math

1/3 1/4 .035 13% least to greatest

205. ## math

jones put 2.5 kilograms of wter into a 1.2 kilogram bucket How much does the bucket weigh now ?

206. ## Statistics

(TCO A) Consider the following age data, which is the result of selecting a random sample of 20 United Airlines pilots. 47 45 45 52 58 55 58 44 42 38 45 52 48 47 51 45 52 42 37 40 a. Compute the mean, median, mode, and standard deviation, Q1, Q3, Min, Max

207. ## 3rd math

okay Math genius! Help me out here. I am a number greater than 99 and less than 1,000. Two of my digits that aren't next to each other are the same. My tens digit could not be greater and it is 1 more than my hundreds digit. What number am I?

208. ## algebra 1

Do the equations x = 4y + 1 and x = 4y - 1 have the same solution? How might you explain your answer to someone who has not learned algebra?

209. ## Algebra

construct a number that has factors of 5,4 and 6 but not 15

210. ## math

Give answer in factored form. (5x)/(x^2-81) times (x+9)/(25x) I got 5x(x+9)(x-9)...?

211. ## math

Rationalize the denominator: y divided by (square root of 6 + square root of y)

212. ## social studies

i am leaving west and going east

213. ## math, physics

A. A rectangular slab of concrete is cut from a large block. The slab measures 10.4 inches thick, 1.8 feet long, and 0.0021 miles wide. Find its volume in cubic feet.

214. ## HCS/451

What criteria should Healthcare organizations use to prioritize regulartory requirements. I just need to find information on this part of the DQ.

215. ## english

What is the scrambled word for simple predicates

216. ## math

Mary wants to place tiles in a room 3feet by 8feet. each tile cost \$5.00 per squarefoot. how much

217. ## social studies

why is otzi the iceman important in terms of history

218. ## Math

what does -1 E-4 mean when you write it out?

220. ## Math

Simplify the variable expression: 1. (13)(-x) My answer: -13x 2. (-4)(-x)^3(x)(-1/8) My answer: 1/2 • -3x I'm not sure about number 2. Thanks

221. ## Easy Mathematics Lesson 1-1

A principal has 144 computers for 24 classrooms. Which of the following is a factor of 24? A. 6 B. 7 C. 120 D.144

222. ## Review memoir

Could you review this small memoir I did for english class? Please check if there are any grammar mistakes! Also, if there is any way I could fit in more detail, feel free to share where and how i should! Thank you SO Much. Also, I need a title! You’re

223. ## Math

Evaulate each expression: (-1/8)^1/3 Would you make it 3 square root of -1/8? I don't know how to go from there. (256/81)^1/4 Same thing, would it become 4 square root (256/81)?

224. ## history

During the tubulence of the 1960s black activism focused primarily on

225. ## chemistry

Zn salts are colour less.Why?

226. ## math

if a vase is a cube that has a side of 7 inches how much water will it hold

227. ## algebra

how many different four digit numbers can be obtained by using all four of these digits 5,1,1,5 show work please

228. ## calculus

polynomial equation with intercepts (-3/2,0) (1,0) (5/2,0) (0,4/3)

229. ## ela

why you argee? this statement. about univesity kids: the top 20 percent are great. they re smart and self directed and they'll anywhere. then there are the rest. they don't know much. I need to write some lines why i agree please give some ideas to start

230. ## Algebra2

HELP? f = (1, 2), (2, 3), (3, 4), (4, 5), g = (1, -2), (3, -3), (5, -5), and h = (1, 0), (2, 1), (3, 2), Find the following and state the domain?! 2a.f+g 2b.f-g 2c. f*g 2d. f/h 2e. G o F o h

231. ## Chemistry

In solution, hypochlorite ion is known to decompose with a second-order rate law. If [ClO-]0 = 0.0570 M and k = 2.06x10-4 M-1·min-1, calculate the half-life for this reaction 2ClO-  2Cl- + O2.

232. ## MATH

x/2 + 11 = -25 x/4 - 5 + 13

233. ## social studies(femist)

Why do some women feel uncomfortable calling themselves feminist?

234. ## International Relations POL355

War typically results from (Points : 1)

235. ## calculus

Find a delta for any epsilon given: x^2+x-6/x+3 and x0=-3

236. ## math

2x^2+18x-20=0

237. ## math

write the first two equilant fraction of 3/7

238. ## math

eddie is thinking of a number between 149,000 and 150,000 his number has a tens digit that is 7 more than its ones digit. The sum of the tens and ones digit is 9 the sum. the hundreds digit is 0 what is eddies number

239. ## math

How do you write805tens using the place value

240. ## calculus

polynomial equation with intercepts (-3/2,0) (1,0) (5/2,0) (0,4/3)

241. ## chemistry

write a step by step procedure explaining how you will separate the sand, potassium chloride, and iron

242. ## Algebra 1

Do the equations x = 4y + 1 and x = 4y - 1 have the same solution? How might you explain your answer to someone who has not learned algebra?

243. ## math

how many ways can a,b,c,d be seated in a row of 4 chairs (no repeats)

244. ## algebra

How do you Simplify

245. ## math

sorry but i am having a hard time trying to figure out how to write a number in standard equation could any one help me

246. ## English ms. sue

ms. sue thanks for liking my ideas. for my peers, i told my mom about the phone, however she doesnt think that is something that relates to the title WHO AM I. that's why im unsure of what to put for that one.

247. ## math

how do you find the dimensions for a rectangle that has 60 tiles?

248. ## math

20.007 in expanded form

249. ## Math/Geometry

If 2x=20, does x=10?

250. ## math

how many two digit numbers can be made using only these digits 2,4,6,8 show work and explain

251. ## math

Explain which operation you would do first in the expression47- (17+12

252. ## MAth

I keep getting -28/19 for this problem, but it doesn't check with the solution in the back of the book. Help please.. solve the equation 7d-(1/2)(2d-4)=(-5/4)(d+4)

253. ## Math

State domain and range for f(x) = 2[x]

254. ## math

A circular pol is to be built in a back yard. The yard forms a 40ft by 60ft rectangle. The pool will have a diameter of 29ft.

255. ## math

what is the quotient for 4/5 divided 3 equal?

256. ## math

what is the volume of a rectangular prism 5.0cm long, 3.8cm wide and 2.7cm high?

257. ## math

a cylinder is 150ft3ed what is the volume of a cone with the same radius and height?