# Questions Asked onMarch 8, 2016

1. ## math

Graysen has a green number cube and a white number cube. The faces of the cubes are numbered 1 through 6. Graysen will roll each cube one time. what is the probability that the green cube will land with an even number faceup and the white cube will land

2. ## Chemistry

What is the shortest wavelength of light that can be emitted by a hydrogen atom that has an initial configuration of 7p1?

3. ## English

1. Read and translate each sentence. 2. Read and translate each sentence into Korean. 3. Read and interpret the sentences on this page one by one. 4. Read the first sentence and then translate it. After that read the second sentence and translate it into

4. ## Chemistry

What is the maximum kinetic energy of an ejected electron if silver metal is irradiated with 228-nm light? The threshold wavelength for a silver metal surface is 267 nm.

5. ## English

1. I didn't knwon anyone in my room. 2. I knew no one in my room. 3. I knew nobody in my room. 4. I didn't know all the students in my room. 5. I didn't know all the classmates in my room. ============= If "I" is a student, do all the sentences mean the

6. ## Chemistry

Concentrated hydrochloric acid is 12 M. What is the molarity of an HCl solution prepared by diluting 10.0mL of concentrated acid to a total volume of 250.0mL?

7. ## Math

So I just have basic questions about limits which I just need to clear up. So when I'm solving for a limit , when the greater exponent is on the top of the fraction ex: x^2+2x/x+1 then the limit will always =infinity? And how do u know when a limit = 0 ? I

8. ## Math

Water flows from a faucet at a rate of 5 liters every 25 saconds. How much water will flow from the faucet in 45 saconds

9. ## math

In the theory of relativity, the mass of a particle with speed v is m=f(v)=m01−v2/c2√, where m0 is the rest mass of the particle and c is the speed of light in a vacuum. Letting m0=1, find f−1(10). f−1(10)=

10. ## MATH

ind the inverse for each of the following functions. a) f(x)=6x+10 f−1(y)= b) g(x)=15x2−8, with domain x≥0 g−1(y)= c) h(x)=6x+8 h−1(y)=

11. ## math

Find a formula for the inverse of the function f(x)=1+8x/8−5x. f^[−1](Q) =

12. ## database

what is InnoDB

13. ## X - English Grammar

Tara types quickly. Tara types correctly. change into simple sentence.

14. ## math

algebra grade 8 1.(2x^2-4)(2x^2+4) 2.(5yz+6x^2)(5yz-6x^2) 3.(x^2+y^2)(x^2-y^2)

15. ## arithmetic

in an arithmetic progression the 13th term is 27 and the 7th term is three times the second term find;the common difference,the first term and the sum of the first ten terms

16. ## Chemistry

When solutions of two reactants were mixed in a coffee-cup calorimeter, the following temperatures were recorded as a function of time. Plot the data on one of the available pieces of graph paper. Obtain tf, the final temperature, by extrapolating to the

17. ## math

determine how long it will take to repay a debt of kes66250 by weekly payments of KES 100 initiallywith an increase of 50 each month after that.how much is the final pay

18. ## assignment

A startled armadillo leaps upward, rising 0.515 m in the first 0.190 s. (a) What is its initial speed as it leaves the ground? (b) What is its speed at the height of 0.515 m? (c) How much higher does it go? Use g=9.81 m/s2.

asked by mohamed lai
19. ## PHYSICS

1. A 15 kg child sits in a swing that is attached in ropes 1.6 m long . Find the potential energy of the child relative to his lower position when the ropes (a) are horizontal (b) vertical and (c) make 30° with the horizontal. 2. A brick of mass 1.50 kg

20. ## Math

Think of a 2-digit number, Reverse the digits and add it to your original number that is a multiple of 11, why? (with proof)

21. ## physics

You drop a rock into a well and count the seconds before you hear a splash. If you counted 10 seconds before you heard the splash, how deep is the well?

22. ## Thermodynamic

One mole of CO2 is to be compressed adiabatically from 1 bar and 25 C. Because of irreversibilities and poor design of the compressor the compressor work required is found to be 25 %greater than that for a well-designed (reversible) compressor. Compute the

23. ## science

1) Which law of chemical combination is illustrated by the fact that 168g fe reacts with 72g H2O to form 232g fe3O4 n 8gH2

24. ## slps

the class mark of the observation are 17, 21, 25, 29, 33,37,41,45.find the class intervals

25. ## Trig

Given sin= -√5/6 with π < u < 3π/2 and cos v= √3/5 with 0 < v < π/2 find sin(u-v) and tan(u+v). Please show work and simplify.

26. ## Bussiness management

a college teacher told his students,management course is to teach students about management not to become managers.Do you agree or disagree with this statement. Discuss your answer

27. ## maths

the ratio between the radius of the base and height of a cylinder is 2:3.if its volume is 1617.find the total surface area of cylinder

28. ## Trig please

The height h in inches of pistons 1 and 2 in an automobile engine can be modeled by h1 = 3.75sin(733t) + 7.5 and h2 = 3.75sin[733(t+ 4π/3)] + 7.5 where t is measured in seconds. How often are these two pistons at the same height? Show work please.

29. ## trig

Find all solutions in the interval [0,2π) for cos(x - π/6) = 1 + cos(x + π/6). Show work, please and state in solution set.

30. ## maths

if a hollow sphere of internal and external diameter 4cm melted 8cm respectively melted into a cone of base diameter 8cm . find the height of cone

31. ## Math

If an elevation that is cruising at an altitude of 9 km wants to land at NAIA iys must begin its descent so that the angle of depression to the airport is 7 degrees. What is its illustration and the answer

32. ## Physics

Find the sum of vectors A=5m

33. ## Physics

If D=7i-3j+2k and E=4i+5j-3k. Find the scalar product of D.E

34. ## Physics

If D=7i-3j+2k. Find the magnitude of D

35. ## Physics

If D=7i-3j+2k and E=4i+5j-3k. Deduce angle between D and E

36. ## Physics

Consider two vectors one of magnitude 3 and the other 4 unit, which of the following is not correct? We can combine these vectors to yield a resultant of. A.7 B.5 C.1 D.0

37. ## English

There are four words in the Feeling pouch. You have to find one word which doesn't belong to this feeling category. Music doesn't belong to the feeling category. So take 'music' from this pouch to the subject pouch. There is a blank in this pouch. You

38. ## Physics

Find the magnitude of the dot product of the two vectors B=6i+j+2k, D=-1+3j. What is the angle between B and D

39. ## Physics

Find the vector cross product of two vectors C=2i-j and D=i+2j-3k. What is the angle between the vectors

40. ## Physics

An airplane is heading 20degree north flying at 200km/hr relative to the air. Simultaneously the wind carries the plane 10degree, east of south at the speed of 60km/hr. (a) find the velocity of the plane relative to the ground. (b) find the component (east

41. ## Physics

A man walks 3km E and then 4km N. What is his resultant displacement?

42. ## algebra

h=-16t^2+48t describes the rocket's height,h, in feet, from the ground, t seconds after it was launched. A. What is the height of the rocket after 2 seconds. B. After how long will it take the rocket to return to the ground.

43. ## Math

2/5 of my sister's beads are yellow, 7/13 of the remaining beads are green. The rest of the beads are black. If there are 32 more yellow beads than black beads, how many beads are green.

44. ## Math

A skydiver prepares to jump out of a plane. Explain how gravity and air resistance will affect the motion of the skydiver before and after he or she opens the parachute.

45. ## vembadi girls high school

Write a java program to reverse a any given number

46. ## vembadi girls high school

Write a java program to calculate total of n numbers (n numbers means how many number to add) display the total

47. ## vembadi girls high school

Write a java program to input an integer numbers and find the highest number among them (using array)

48. ## vembadi girls high school

Write a java program to store n numbers an array and find the smallest number among them (using array )

49. ## vembadi girls high school

Write a java program to input the ages of '10'students and count the number of students who has the age in between 17-19 (using array )

50. ## languege

In act 1 scene 2 of a christmas carol scrooge and marley, why does scrooge object to people enjoying christmas?

51. ## math

Of the last 88 contestants on a game show, 32 won a prize. What is the experimental probability that the next contestant will win a prize? Simplify your answer and write it as a fraction or whole number

52. ## math [pls help. it is urgent]

2/5 of my sister's beads are yellow, 7/13 of the remaining beads are green. The rest of the beads are black. If there are 32 more yellow beads than black beads, how many beads are green.

53. ## Environmental technology

Calculate the spacing acquired for the water table to drop from the soil surface to a depth of 30cm in a 2 day period over the area of 200hectars from the following data. K=4cm/hr, the drain area to be placed 105cm below the soil surface. The impeameable

54. ## math

A factory inspector found flaws in 9 out of 75 wooden boxes. What is the experimental probability that the next wooden box will be flawed? Simplify your answer and write it as a fraction or whole number.

55. ## science

A car initially moves along a straight road at 50 km/hr, and then turns around to travel at 80 km/hr in the opposite direction. What is the car’s change of velocity?

56. ## maths

A satellite travels around the earth in a circulsr orbit 700 kilometres above the earth's surface. Find the radius of the satellite's orbit if the radius of the earth is 6400 kilometres. Also find the distance traveled by the satellite in one orbit of da

57. ## geo,history,maths lit,life sciences

wjat career path can i follow if i do tjese subhects

asked by njajula zikjona
58. ## English

Roosevelt is arguing that journalists must only attack misconduct when they have valid proof. They must not dig just for the sake of digging; it is offensive to good Americans. Which statement most effectively argues against this claim? a) Even sensational

59. ## Language Arts

17. Which of the following sentences includes a predicate pronoun? Justin and Meg are the winners of the contest(would it be this one?) The winners of the contest are they The winners of the contest are Justin and Meg (or would it be this one?) The winners

60. ## Math

At a glass vase factory, 14 out of the last 96 vases produced were chipped. What is the experimental probability that the next vase will be chipped? Simplify your answer and write it as a fraction or whole number.

61. ## Maths

A square sheet of metal 25metres side.How many circular disc of 3metres can be cut off from the metal sheet?

asked by Shweta panjwani
62. ## Physics

How long must a 25 degree ramp be to slow to a momentary stop a runaway truck moving along a truly horizontal highway at 85 miles per hour

63. ## chemistry

The mass of cao that can be prepared by heating 200g of caco3 which is 95 percent pure is

64. ## maths

The ratio of boys is to girls is 2:3 and there are 30 girls how many boys are there?

65. ## history

1. Which of the following best describes the conservation democrats in s.c during reconstruction? a. They favored small land owners and workers b. They were wealthy and formerly confederate leaders** c. they believed in social equality between races d.

66. ## URGENT LANGUAGE

"President Lincoln's Declaration of Emancipation, January 1, 1863 bu Frances E. W. Harper It shall flash through coming ages, It shall light the distant years; And eyes now dim with sorrow Shall be brighter through their tears IT shall flush the mountain

67. ## Life Orientation

Practical actions that you can take to address human rights violations of xenophobia in your community

68. ## MATH, GEOMETRY

abcd is trapezium bc is 17 ab is 16 dc is 8 find area of abcd

69. ## math

Eric is hanging a rectangle mirror that has a diagonal of 47 inches with an angle of depression of 60°. How many square inches is the mirror? (round to nearest tenth)

70. ## English

Are your guides kind to you? l asked (questions tag) (A) are they? (B) aren't they?

71. ## Mathematics

The gradient of a curve is defined by dy/dx = 3x^(1/2) - 6 Given the point (9, 2) lies on the curve, find the equation of the curve

72. ## math

five times the number increased by thirteen is less than or equal to twice the nummmber decreased by twenty find the solution

73. ## Chemistry

Calculate the molarity of a solution which contains 0.40 mol of a substance dissolved in 1.6 L of a solution.

74. ## Math

Integration Given that: t ∫ (3X + 2) dx = (13/2) 1 Find the value of t

14+2x=x+9

76. ## 6th grademath plz help

Each pail of plaster covers 90 square feet of ceiling. What is the least number of pails of plaster you would need to buy to cover the ceiling of a room with walls 14 feet long? 5 pails 6 pails***** 4 pails 3 pails

77. ## math

Dan has walked 1/3 of the way to school. What fraction describes how far he still has to go? Is it 1/4,1/2,2/3,3/1

2. Find the slope of a line that is perpendicular to the line containing the points (–2, –1) and (2, –3). (1 point) m = –2 m = 2 m = -2 m = –1

79. ## identity theft

What can you do to deter identity theft? (A) share your personal information. (B) shred financial documents after you use them. (C) share your personal information on the phone. (D) throw away paperwork with personal information. D?

80. ## algebra

Does the table represent an exponential function? x | 1 | 2 | 3 | 4 y | -2 | -12 | -72 | -432

81. ## Science

1. Which of the following characteristics of the Arctic rabbit is specifically an adaption living in the tundra? A. small size B. keen eyesight C. strong legs D. white fur*** Am I correct?

asked by No one special
82. ## Chemistry

A piece of solid magnesium is reacted with hydrochloric acid to form hydrogen gas: Mg (s) + 2HCl (aq) ---> MgCl2 (aq) + H2 (g) What volume of hydrogen gas (in mL) is collected over water at 25 degrees Celsius by reaction of 0.450 g of Mg (AW= 24.3 g/mol)

83. ## Physics

A Stone Of Mass 1kg Is Dropped From Rest From A Window 20m Above The Ground.Another Stone Of Mass 0.5kg Is Dropped From A Height Of 5m Above The Ground . If Both Stones Are Dropped At The Same Time,find The Time Interval That That Elapses Between The Two

84. ## algebra

For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. x y 8 28 16 56 20 70 (1 point) yes; y = 5x yes; y = x + 20 yes; y = 3.5x no; y does not vary directly with x 2. For the data in the table, does

85. ## statics multiplication rule

HELP PLEASE!!! Subject uses drug 44 (True Positive), 6(False Negative) Subject is not a drug user 90(False Positive), 860(True Negative) If 2 of the 1000 test subjects are randomly selected, find the probability that they all had false negative results. Is

86. ## More Science

5. What is the major difference between ectotherms and endotherms? A, Whether or not the animal builds a nest on land. B, whether or not the animal has been found on several continents C, whether or not the animal maintains a constant body temperature***

asked by No one special
87. ## maths

How many numbers between 300&500, in which 4 comes only a time

asked by sapna patel
88. ## Chemistry

Two gases are mixed in a 10.0L fixed volume flask: 8.0 L of O2 at 2.00 atm and 2.0 L of N2 at 3.00 atm. A) Calculate the partial pressure for each gas and the total pressure. I got ... PO2 = 1.60 atm PN2= 0.600 atm B) How much (volume in liters) argon at

89. ## social studies

Which physical feature covers most of Arabia? empty quarter>>> fertile crescent zagros mountains Persian gulf

90. ## Social Studies

If Harriet Tubman and Abraham Lincoln had a conversation, what would they disagree about?

asked by Alexia Smith
91. ## social studies

why does oil bring wealth to Arabia and Iraq? abundance of wells low cost of production high global demand>>>> scarcity of water

92. ## social studies

which event contributed most to the settlement of Muslim people in Islam? exodus diaspora>>> holocaust world war 2

93. ## Science

Which abiotic factor is essential to all aquatic ecosystems excpet the ocean hydrothermal vents, and why? a. phytoplankton, because it provides a source of food b. salt, because it provides the necessary environment for organisms to move about c. deep

asked by No one special
94. ## phy 231

A block of mass 0.39 kg connected to a spring with spring constant 30 N/m is oscillating on a frictionless horizontal surface. Its speed as it passes through its equilibrium position is 0.5 m/s. What is the total energy of the system in J?

95. ## Chemistry

Calculate the total heat required to vaporize 1.5 kg of water at 100oC to water vapor at 100oC?

96. ## phy 231

Tall buildings are flexible and undergo simple harmonic motion (SMH) when excited by wind. Suppose the top floor of a skyscraper is in SMH, swaying back and forth with a frequency of 0.181 Hz and an amplitude of 1.5 m. a.What is the maximum speed

97. ## life orientation

Two issues in sports that can impede nation building.

98. ## Physics

Consider the hip joint. The bones are normally not in direct contact , but instead are covered with cartilage to reduce friction. The space between them is filled with synovial fluid, which reduces the friction further. Due to this fluid, the coefficient

99. ## maths

You have R200 to buy a cow costing R10.00 sheep costing R2.00 a chicken costing R0.10,no change must be leftover from R200 total number of animals is to be 100

100. ## math

An average response rate for a marketing letter is 4% of the people who receive the letter respond to it. A company writes a new type of marketing letter, sends out 2,400 of them, and gets 65 responses. Explain whether the new type of letter would be

101. ## Language arts

Acceleration involves change in_____. A- time B- direction C- speed D- both direction and speed

asked by Anonymous :)
102. ## Math

A basket contains 6 oranges and 4 tangerines. A sample of 3 is drawn. Find the probability that they are all oranges.

103. ## Economics

Consider the problem of a monopolist that sells its product on two different markets m, with m=1,2. Each market has an aggregate demand function given by 1200−α_m*p_m, where p_m denotes the price in market m, and α_m=m measures the responsivity of

asked by John Milliband
104. ## math

s The soccer coach claimed that, on average, only 80% of the team comes to practice each day. The table shows the number of students that came to practice for 8 days. If the team has 20 members, how many team members should come to practice to uphold the

105. ## history

Examples of Afro-Asian ethnicities ?

106. ## math

A gas pump machine rejects 12% of credit card transactions. If this is twice the normal rejection rate for a normal gas pump, how many out of 500 credit card transactions would a normal gas pump machine reject?

107. ## physics

Consider the system shown in the diagram. The pulley is a uniform cylinder with mass m3 = 0.60 kg and radius R = 4.0 cm, the other two masses are m1 = 2.5 kg and m2 = 1.0 kg, and á = 30o. Assume the rope is massless, there is no slipping of the rope on

108. ## math

An airline’s weekly flight data showed a 98% probability of being on time. If this airline has 15,000 flights in a year, how many flights would you predict to arrive on time? Explain whether you can use the data to predict whether a specific flight with

109. ## Math

How many 7th grade students are expected to move by the end of the year? If 12 students actually moved, did more or fewer 7th-grade students move than expected? Justify your answer. 6th-grade # of students: 250 % moves: 2% 7th-grade # of students 200 %

110. ## math

An airline knows that, on average, the probability that a passenger will not show up for a flight is 6%. If an airplane is fully booked and holds 300 passengers, how many seats are expected to be empty? If the airline overbooked the flight by 10

111. ## Chemistry

Two gases are mixed in a 10.0L fixed volume flask: 8.0 L of O2 at 2.00 atm and 2.0 L of N2 at 3.00 atm. A) Calculate the partial pressure for each gas and the total pressure. I got ... PO2 = 1.60 atm PN2= 0.600 atm B) How much (volume in liters) argon at

112. ## SS

1) Which of the following best describes the Conservative Democrats in South Carolina during Reconstruction? A. they favored small land owners and workers B. they were wealthy and formerly confederate leaders *** C. the believed in social equality between

113. ## math

In a doctor’s office, an average of 94% of the clients pay on the day of the appointment. If the office has 600 clients per month, how many are expected not to pay on the day of the appointment? If 40 clients do not pay on the day of their appointment in

114. ## Physics grade 12

Two point charges 2uC and 8uC are placed 12 cm apart. Find the position of the point where electric field resultant will be zero

115. ## math

1. What is the experimental probability that the next customer buys any red notebooks? Chart: Red 100 Pages 55 notebooks 150 Pages 60 notebooks 200 Pages 23notebooks Green 100 pages 37 notebooks 150 pages 44 notebooks 200 pages 19 notebooks Blue 100 pages

116. ## metods

solve for newton raphson f(x)=5sinx^2-8cosx^5

117. ## Algebra

what is the sum of the interior angles of a quadrilateral? 720 540 360*** 180 Please Check my answers.

118. ## French

Is this sentence grammatically correct? Elle a jeté un des cadeaux par accident.

119. ## chem 12

consider the following equilibrium 2NOCl(g)--- 2 NO(g) + Cl2(g) Initally 1.00 mol of NO and 1.00 mol of Cl2 are placed in a 5.00L container. Calculate the initial concentrations of NOCl, NO and Cl2 NO= 0.20 mol/L Cl2= 0.20 mol/l NOCl=0 At equilibrium it is

120. ## Algebra 1

1. A company is deciding whether or not to hire a new worker. The company must pay the worker hourly and cover a daily cost for insurance. The cost to pay an hourly worker for one day is represented by the function y = 8x + 25, where x is hours. What is

121. ## Social Studies

what was the result of the 1995 referendum held in Quebec? a. Quebec separated from Canada b. French became the official language of Canada c. Quebec people voted to remain part of Canada*** d. Quebec became part of France what happened after Canada

asked by rhydian morris
122. ## Math Algebra 1

1. A company is deciding whether or not to hire a new worker. The company must pay the worker hourly and cover a daily cost for insurance. The cost to pay an hourly worker for one day is represented by the function y = 8x + 25, where x is hours. What is

123. ## Physics

Consider the hip joint. The bones are normally not in direct contact , but instead are covered with cartilage to reduce friction. The space between them is filled with synovial fluid, which reduces the friction further. Due to this fluid, the coefficient

124. ## Math

An athlete prepares for the Comrades. He jogs out to a certain point and then turns back home. On the first day he turns after 6m.on the second day he turns after 10km. On the third day he turns after 14km. 1.after how many kilometres does he turn on the

125. ## Math

What would be the angle of elevation to the top of a radio transmitting tower 100 metre tall and 400 from the observer?

126. ## physics

A projectile is launched from ground level at an angle of 45 degrees above the horizontal with a speed of 40m/s. It is aimed straight towards a high wall that is a horizontal distance of 120m away from the launch point. a) How much time will the projectile

127. ## Chemistry-DrBob222

A piece of solid magnesium is reacted with hydrochloric acid to form hydrogen gas: Mg (s) + 2HCl (aq) ---> MgCl2 (aq) + H2 (g) What volume of hydrogen gas (in mL) is collected over water at 25 degrees Celsius by reaction of 0.450 g of Mg (AW= 24.3 g/mol)

128. ## Geometry

Dana is planning to ride her bicycle around the circular race track and wants to know the distance. If the diameter of the track is 2 mile, how far is the distance around the race track? 3.14(2) = 6.28 miles

129. ## Algebra 1

Given the data set for the length of time a person has been jogging and the person's speed, hypothesize a relationship between the variables. a) I would expect the data to be positively correlated b) I would expect the data to be negatively correlated** c)

You use a line of best fit for a set of data to make a prediction about an unknown value. The correlation coefficient for your data set is -0.015. How confident can you be that your predicted value will be reasonably close to the actual value?

131. ## Life orientation

16 days of activism campaign is making a positive impact in our country ?

asked by Bandile mlaba
132. ## history

in the early 1600 why did the population of new france not grow along with the demands for fur

133. ## Social studies

The Renaissance shifted the direction of learning to reflect the ideals of ____? Humanism. (MY ANSWER) Revolution. Conservation. Communism.

134. ## Social studies

1.What incentive did Spanish explorers have for settling the Caribbean islands? a)spices and silks. b)faster trade routes. c)land for plantations. (MY ANSWER) d)abundant sources of furs.

135. ## Economics

PLEASE ANSWER THIS! Consider the problem of a monopolist that sells its product on two different markets m, with m=1,2. Each market has an aggregate demand function given by 1200−α_m*p_m, where p_m denotes the price in market m, and α_m=m measures the

asked by John Milliband
136. ## Science

Multiplying Rabbits Suppose that a pair of rabbits produces six offsrping: 3 males and 3 females. Assumes that no offspring die. 1. If each pair of rabbits breeds only once, how many offspring would be produced each year for 5 generations? 2. Construct a

137. ## MATH

While shopping, as you place items in your cart you round to the nearest dollar to keep a running total. You purchase five items in the following order: \$1.89, \$4.85, \$2.59, \$1.45, and \$5.61 What is the estimated running total to the nearest dollar?

138. ## Social studies

Advances in science from the Scientific Revolution were applied to human affairs during the ____________. A. Industrial Revolution. B. French Revolution. C. Enlightenment. (MY ANSWER) D. Age of exploration.

139. ## physics

A 12.0-g piece of clay is launched horizontally at a 102-g wooden block that is initially at rest on a frictionless horizontal surface and connected to a spring having spring constant 52 N/m. The piece of clay sticks to the side of the block. If the

140. ## math

Emma has half of her investments in a stock paying a 13% dividene and the other half in a stock paying 14% interest. If her total annual return is \$540, how much does she have invested?

141. ## physics

Two objects of masses m1 = 0.58 kg and m2 = 0.92 kg are placed on a horizontal frictionless surface and a compressed spring of force constant k = 300 N/m is placed between them as in figure (a) shown below. Neglect the mass of the spring. The spring is not

142. ## Math

what is the circumference of the circle round your answer to the nearest foot the circle is 28 ft. A.) 88 ft B.) 84 ft C.) 66 ft **** (ANSWER) D.) 44 ft

143. ## p

A 3.30-kg steel ball strikes a massive wall at 10.0 m/s at an angle of θ = 60.0° with the plane of the wall. It bounces off the wall with the same speed and angle (see the figure below). If the ball is in contact with the wall for 0.204 s, what is the

144. ## algebra

simplify the following expression fully. I can't get some functions to work. Please read in the parenthesis. These are stacked. 1 + 1 (each 1 is underlined)) a b (a to b is underlined) a _ b (a and b is each underlined) b a (the minus sign is correct)

145. ## math

How to cut 10 boards that are 7.8 feet long into 2.25 feet long siding for a porch?

146. ## calc

At noon, ship A is 130 km west of ship B. Ship A is sailing east at 25 km/h and ship B is sailing north at 15 km/h. How fast is the distance between the ships changing at 4:00 PM?

asked by some dude
147. ## AP Physics

Two speakers, one directly behind the other, are each generating a 406-Hz sound wave. What is the smallest separation distance between the speakers that will produce destructive interference at a listener standing in front of them? Take the speed of sound

148. ## Fractions

Kylee bought a pack of 12 cookies. One-third of the cookies peanut butter. How many of the cookies in he pack are peanut butter? (A) 9. (B) 6 (C) 4. (D) 3

149. ## Math

Tickets for a show sold 6 adult tickets and 10 child tickets for a total \$96 On the second day12 adult tickets sold and 5 child tickets sold What is the price for adult and child tickets

150. ## Language Arts

Which is the best summary of the argument between Azaz and the Mathemagician in Act l The Phantom Toll?

151. ## Math

find the derivative of x^3-6x^2+15x+8 and show by completing the square that function has no turning point. I can find derivative but not sure of next step

152. ## math

Perform the indicated operation. Make sure your final answer is in lowest terms. 3/10 divided 3/8=

153. ## Language

Intensify the dependent clause in the following sentence Because he's so good at playing piano Steven was asked to play at the concert next month Because he's so good at playing piano He's so good at playing piano Steven was asked to play •• Steven was

154. ## Algebra ASAP!

Radio signals travel at a rate of 3 x 10^8 meters per second. How many seconds will it take for a radio signal to travel from a satellite to the surface of the Earth if the satellite is orbiting at a height of 9.6 x 10^6. Can someone show me how to do this

asked by Astral Tellurian
155. ## physics

The displacement of a particle is given by S = a+bt+ct^2. Deduce the dimensions of the constants,a,b,and c appearing in the question.

156. ## Math

l vertical and horizontal cross-sections of any one cube are all the same size and shape. What about vertical and horizontal cross-sections of a pyramid? Are they all the same size? Are they all the same shape? Discuss why or why not.

157. ## math

A charity has received donations totaling \$2370. However, this is only three-fifths of its goal. What is the charity's goal?

158. ## MATH

Nina is 4 years older than Sam. Next year Nina is 3 years older. How old are they?

159. ## finance

8. Calculate the return on investment in dollars and as a percentage for an investment that you purchase for \$500 and sell for \$600. (2.0 points) TIP: If you don't remember how to calculate return on investment, review the Calculating ROI pages in Section

160. ## Social studies

What are the two type of divisions that existed in Europe during the cold war? I think it was west and east.

161. ## History

philadelphia was one of the first A.)planned cities in the United States B.)cities that banned textile factories*** C.)areas that refused immigration D.)states that begin as a U.S. city

162. ## Math

A sales associate at a computer store receives a bonus of \$100 for every computer he sells. He wants to make \$2500 in bonuses next month. Write and solve an inequality to find the minimum number of computers he must sell.

163. ## Physics HW Plz help

If a wave’s third harmonic has a frequency of 24 Hz, what is its natural (fundamental) frequency and what is the frequency of H6?

asked by Student Lexi
164. ## math

A charity has received donations totaling \$2370. However, this is only three-fifths of its goal. What is the charity's goal? how do you figure this out.

165. ## Physics

A wire is made of a material with a resistivity of 2.08184 × 10−8 Ω · m . It has length 4.42917 m and diameter 0.6763 mm . What is the resistance of the wire? Answer in units of Ω. Would you just use the equation R = PL /a?

166. ## world history

good things marie antoinette did to france

asked by Reina Bonilla
167. ## Math

A community needs to raise at least \$5000 to build a new skateboarding park. They are selling backpacks for \$25 each to raise the money. Write and solve an inequality to determine the minimum number of backpacks they need to sell in order to reach this

168. ## Language

Which of the following is an example of onomatopoeia? A puddle a jump puddle splosh•• Jump in and slide Umbrella umbrella umbrella umbrella Bumbershoot barrel of rain What is the onomatopoeia describing? The amount of rain The sound of someone jumping

169. ## Chemistry

What is the maximum kinetic energy of an ejected electron if silver metal is irradiated with 228-nm light? The threshold wavelength for a silver metal surface is 267 nm.

170. ## english

what is the grammar point of the sentence "none of us are free when one of us is chained"

171. ## math.

Write a function of x that performs the following operations: Raise x to the ninth power, multiply by 5, and then add 6. y=f(x)= (b) Find the inverse to the function you found in part (a). x=g(y)=

172. ## History

Which of the following actions would a conservation group most likely support? A.Investors wish to build a new dam on the Colorado River. B.Legislators attempt to pass stricter laws about ranching and mining. C.Tourism groups wish to construct new hotels

173. ## Physics

A 5.0-g bullet traveling horizontally at an unknown speed hits and embeds itself in a 0.195-kg block resting on a frictionless table. The block slides into and compresses a 180-N/m spring a distance of 5.0×10^−2 m before stopping the block and bullet.

asked by Samir Patel
174. ## math

Graysen has a green number cube and a white number cube. the faces of the cubes are numbered 1 through 6. Graysen will roll each cube one time, what is the probability that the green cube will land with even number face up and the white cube will land with

175. ## Math

2 similar quadrilaterals are shown below. Line ML equals 12cm. The ratio of the lengths of the corresponding sides MN and ST is 2:3, respectively. What is the measure of RS? I am confused on how to solve for line RS with the ratio and with 12.

176. ## Calculus

Find equation of two tangent lines to curve y=x^2 that intersect @ (2,-2). Need exact values.

177. ## math

Write the equation for a line that passes through the points (3,-2) and (-1,0). We have to put it in y=mx+b format. So far i have gotten y=-1/2 but i still need the +b part and I'm not sure how to get it.

178. ## History

Which statement best evaluates the connections between water conservation and land conservation projects? A.Water and land conservation are both nice efforts but have little practical use. B.Water conservation is more important than land conservation

179. ## Math

The following table shows the profit, in millions of dollars, for a company from 2010 to 2013. 2011 24 Million 2011 neg 354 Million 2012 248 Million 2013 587 Million How much more profit did the company make in 2010 than in 2011, in millions of dollars.

180. ## Chemistry

Calculate the molarity of 3 drops (0.15mL) of a 0.5M Na3PO4 solution after adding 15 drops (.75mL) of water. (Presume drops are the same size, one drop = 0.05mL)((Presume volumes are additive)) So far I've figured .15g Na3PO4/163.94g/mol Na3PO4 =

181. ## Boise state university

A mixture contains 0.149 mol of Mn2O3 and 14.9 g of MnO2.

182. ## Algebra

The time it takes to cover the distance between two cities by car varies inversely with the speed of the car. The trip takes 15 hours for a car moving at 54 mph. What is the speed of a car that makes the trip in 27 hours?

183. ## Math

Ariel deposits \$5000 in an account that earns simple interest at an annual rate of 3%. Travis deposits \$5000 in an account that earns compound interest at annual rate of 3%

184. ## History

1.)which describes a belief of the progressive movement ? A.) the belief that government could correct ills of society B.) the belief that idividual citizens could work to improve social problems C.) the belief that business and the free enterprise system

185. ## Physics 1

A golf ball of mass 125 g hits a billiards ball of mass 172.5 g that is initially at rest. After the collision, the golf ball moves to the right at a speed of 10 cm/s. The billiards ball moves to the left with a speed of 58 cm/s. (a) What was the velocity

186. ## Physics 1

A 50 kg cannonball hits a war tank vehicle of 12,000 kg that is initially at rest. The cannonball embeds in the tank and both move at the same velocity for 50 cm until they both come to a rest. What is the initial velocity of the cannonball if the

187. ## Chemistry

What is the shortest wavelength of light that can be emitted by a hydrogen atom that has an initial configuration of 7p1?

188. ## english

is "had seen" or "was biking", an example of a stative verb?

189. ## physics

Consider the hip joint. The bones are normally not in direct contact , but instead are covered with cartilage to reduce friction. The space between them is filled with synovial fluid, which reduces the friction further. Due to this fluid, the coefficient

190. ## Math Question

Write the fraction below as a decimal. 7 --- = 100

191. ## Algebra 2 b

Jane is going to fence in her back yard. She has purchased 100 feet of fencing and knows that she wants to fence in a rectangular area where one side will be the back of her house. She knows her house is 30 feet across the back. Which of the following is

192. ## Geography

Who are the aryans? give 3 examples of haw their caltures influenced south Asia's?

193. ## German Language

May I post my quiz answers here and have them be checked, or do you not do languages here? Thank you :)

194. ## Math Question

Evaluate the following expression: 1 + 4 x 7 + (5 -2)² ÷ (7 - 4)

195. ## Chemistry

What is the shortest wavelength of light that can be emitted by a hydrogen atom that has an initial configuration of 7p1?

196. ## health

1. The skeletal system is created to ____________ internal organs. A) protect

197. ## health

You can find ways to manage stress by ________. A. Getting active and eating healthy B. Dismissing any signs of stress C. Pushing yourself to work harder D. Keeping what’s causing your stress to yourself

198. ## Algebra

Boyle's Law says that the volume of a gas varies inversely with the pressure. When the volume of a certain gas is 5 liters, the pressure is 158 kPa (kilopascals). What is the volume when the pressure is 395 kPa?

199. ## health

What does it mean to relax with deep breathing? A. Inhale slowly through the nose, hold breath for a few seconds and exhale through the mouth B. Inhale quickly through the mouth, hold breath for a few seconds and exhale through the nose C. Inhale slowly

200. ## Math

the length of a rectangle is (x-3) inches long, and the width 3 2/5 inches. If the area is 15 3/10 square inches, write and solve an equation to find the length of the rectangle

201. ## math

A gas station purchases gasoline from a refinery at the unit price of \$3.25 per gallon and sells it to their customers at \$3.64 per gallon. What is the percent markup?

202. ## health

What can long-term stress cause? A. Abnormal heart beats B. Acne C. Obesity D. All of the above i think its d i don't want to be wrong

203. ## Math

the length of a rectangle is (x-3) inches long, and the width 3 2/5 inches. If the area is 15 3/10 square inches, write and solve an equation to find the length of the rectan

204. ## Math

A parking garage is changing its parking fees for a week long festival. The function below represents the cost to park in the garage as a function of time (days into the festival). Piece wise c(t) = 10; 0

205. ## Math

Same as before, except I forgot to write how would you have verify it and explain how to solve it. the length of a rectangle is (x-3) inches long, and the width 3 2/5 inches. If the area is 15 3/10 square inches, write and solve an equation to find the

206. ## Math

On the ruler below, identify the location of 7 3 -- 8

207. ## math

Of the trains that recently pulled into Clarksville Station, 55 were full and 22 had room for more passengers. What is the experimental probability that the next train to pull in will be full? Simplify your answer and write it as a fraction or whole

208. ## Math

Agua Fria volleyball is trying to raise money for their program . In order to do so they decided to sell Pizza for different prices. pizzas. The function below represents the cost of pizza where x represent the day since October 20th. piece wise c(x) = 3,

209. ## Math

perimeter of a geometric figure is the sum of the lengths of its sides. If the perimeter of the pentagon is 16 meters, find the length of each side.

210. ## esl

is the statement, 'the blueberries tasted delicious.' a passive statement

211. ## Common core standard. math

Consuelos living room is in the shape of a rectangle and has an area of 360 square feet. The width of the living room is 5/6 it's length. What is the length of living room?

212. ## Math

So far on its tour, a band sold out 45 shows and did not sell out the other 10 shows. What is the experimental probability that the band's next show will be sold out? Simplify your answer and write it as a fraction or whole number.

213. ## Chemistry

Sucrose(C12H22O11) and oxygen produce a solid carbon, water and 3 units of carbon dioxide

214. ## math

if Julie needs 3 1/4 cups of oatmeal how many 1/4 cups will she use

215. ## Chemistry

Balancing Equations Sucrose(C12H22O11) and oxygen produce a solid carbon, water and 3 units of carbon dioxide.

216. ## Math

You have an 8'board, cut off 3/4 for a shelf. You give 1/3 to your brother, how long is the piece you gave your brother?

217. ## math

For a popular Broadway musical, the theater box office sold 356 tickets at \$80 apiece, 275 tickets at \$60 apiece, and 369 tickets at \$45 apiece. How much money did the box office take in? A. \$16,605 B. \$44,980 C. \$61,585 D. \$16,500

218. ## Math

5/8 votes are blue and 5/9 are green and the remaining 48 votes are red. How many are blue and how Many are green?

219. ## Math

A gumball machine dispensed 161 gumballs last week, of which 27 were white. What is the experimental probability that the next gumball dispensed will be white? Simplify your answer and write it as a fraction or whole number.

220. ## English 11

Write a paragraph summarizing lines 100-250 in the book called the ministers black veil

221. ## Physics

samuel drives his bicycle east at a velocity of 10.0 m/s. he then increases his speed in the same direction to 25.0 m/s in 3.50 s. what is his average speed

222. ## Math

people located less than 10 km from the hospital are judged to have excellent access to the hospital, those located exactly 10 km away have acceptable access, any anyone living further than 10 km away has poor access. a) If the hospital is located at

223. ## math

A scientist identifying cacti in a certain area of the Mojave Desert has found 46 prickly pears and 76 other cacti so far. What is the experimental probability that the next cactus identified will be a prickly pear? Simplify your answer and write it as a

224. ## Law

Which of the following constitutional provisions place(s) restrictions on identification procedures?

225. ## MATH.

how do u find the inverse of this function: x^9*5+6

226. ## math

Find a formula for the inverse of the function f(x)=9−4/x2, x>0.

227. ## Math

If sales tax in a specific county is 6.5%, what is the total price paid on a purchase of \$156.00.

228. ## math

Find a formula for the inverse of the function. f(n)=4en3. f^[−1](Q)=

229. ## Chemistry

What is the maximum kinetic energy of an ejected electron if silver metal is irradiated with 228-nm light? The threshold wavelength for a silver metal surface is 267 nm.

230. ## child devolpment

teacher reinforce learning by a. solving problems b. giving attention to the child's use of new word. c. motivating children to listen d. asking about children's ideas

231. ## Chemistry

What is the shortest wavelength of light that can be emitted by a hydrogen atom that has an initial configuration of 7p1?

232. ## English

Analogies: Circle the analogy that best matches the word below. Photon : Light a.) small : invisible b.) molecule : visible c.) home : kitchen d.) page : book I'm thinking c maybe? None of them really make sense to me.

233. ## Science Help

1. Over which interval is the velocity greatest? FILL IN THE BLANK ____ 2. Over which interval(s) is the velocity zero? FILL IN THE BLANK ____ 4. What is the average velocity in m/s from A to B? FILL IN THE BLANK ____ 5. The velocity of an object goes from

asked by Leet Speaker
234. ## worldhistory 6th grade

what was the key difference between the government of the roman republic and the government of imperial rome? *************************** a.the government of the roman republic prefered peace;the government of imperial rome was warlike. b.the roman

235. ## Math

Sam used 3 3/4 cups of flour to make two dozen cookies how much flower was in each

236. ## Math

A credit card company charges 1.5% interest per month (that is 18% per year). On a balance of \$1448.00, calculate this month's finance charge

237. ## math

Find the height of the tree 27feet and 14feet what is the height of the tree to the nearest tenth

238. ## chem12

for the equilibrium 2HI(g)--- H2(g) + I2 k eq = 8.0 2.0 mol of HI are placed in a 4.0 L container, and the system is allowed to reach equilibrium. Calculate the equilibrium concentration of all three gases. Inital 2HI 0.5mol/l H2 =0 I2=0 change 2HI= -2x

239. ## English

In most basic terms , while working out of a business process of production and marking , you'll want to be continually prepared for

240. ## math

luisa hike 7 miles of a 21 mile trail .What percent of the trail did she hike

241. ## Math

Jackie has a prepaid Green Phone that charges 18 cents per text message sent or received. Jackie prepays \$40 on her phone. After sending and receiving several text messages, Jackie checks the remaining balance. How many texts did Jackie send and receive if

242. ## Chemistry

Calculate the volume (in mL) of 0.627 M HNO3 needed to react completely with 8.12 g of BaCO3 in a gas-forming reaction

243. ## algebra

Two planes left simultaneously from the same airport and headed in the same direction towards another airport 1800 km away. The speed of one of the planes was 100 km/hour slower than the speed of the other plane, and so it arrived at its destination 36

244. ## Stoichiometry

if you mixed 100 grams of Magnesium nitrite with 100 grams of Lithium Phosphide and made magnesium phosphide and lithium nitrite how many grams of each product would you make and how many grams of each reactant would be left over at the end?

245. ## Algebra

solve the following inequality. write the solution in interval notation and graph it. [2y + 4] < 10 ( the [ ] are in place of absolute values , i don't have them on my keyboard) Thanks so much!

246. ## Math

In a class book order,2/3 of the books are fantasy and 1/4 of the books are biography.If the order contains 60 books,hoe many books are either fantasy or biography?

247. ## Physics

The ability to hear a “pin drop” is the sign of sensitive hearing. Suppose a 0.55-g pin is dropped from a height of 28 cm, and that the pin emits sound for 1.5s when it lands. Assuming all of the mechanical energy of the pin is converted to sound

asked by Cameron Arnold
248. ## trig

sin 2x-cot x=

249. ## Algebra

Solve the following equation for x. 5x + 11 = 49 x =

250. ## Math

On a map, two cities are four and one-fourth inches apart. The scale of the map is one-half inch = three miles. What is the actual distance between the towns?

251. ## Poetry - PLZ CHECK OVER

The sun was shining on the sea, Shining with all his might: He did his very best to make The billows smooth and bright – And this was odd, because it was The middle of the night. The moon was shining sulkily, Because she thought the sun Had got no

252. ## Physics

A Ferris wheel, 24.0 m in diameter, rotates once every 12.5 s(see the diagram.) What is the fractional change in a person'sapparent weight (a) at the top, and (b) at the bottom, as comparedto her weight at rest?

sin^4x

254. ## Math

Jessica earns \$53.35 in 5.5 hours. How much does Jessica earn in 1 hour?

255. ## trig

half angle formula to find exact value cos 112.5 degree

256. ## Math

Hi I am putting the questions that don't have pictures with the problem from my Measurement Unit Test I need my answers checked because as of now I have a D in math and I want to raise it so I need to make sure my answers are correct! 1. Which solid has 2

257. ## math

The area of a circle is less than 1 dm². Find the radius of the circle.

258. ## Intermediate Algebra

I am rowing on a river between two cities that are 19 miles apart. When going downstream, I make the journey in .76 hour(s). When I return upstream, it takes me 2.11 hour(s). What is the current of the river? what is the speed I would row in still water?

259. ## Math

From the top of an 8m house the angle of elevation to the top of the schools flagpole across the street is 9 degrees The angle of depression is 42degrees to the bottom of the pole How tall is the flagpole

260. ## MICROECONOMICS

Question One: Assume Susan has \$80 to spend on candies and chips each week and both goods must be purchased whole units (no fraction). The price of candies is \$8 each and chips is \$20. CANDIES CHIPS # of cans Total Utility (TU) Marginal Utility (MU) MU/P

261. ## Math

a box of pencils cost the same as 11 erasers and 7 pencils. a box of erasers cost the same as 6 erasers and a pencil. a box of empty boxes and an erasers cost the same as a pencil. given that boxes cost a penny and each of the boxes contain an equal number

262. ## Finance

You just turned 50 years old and are planning to retire in 15 years. You have decided you would like to receive an annuity rather than managing a lump sum. If you invest \$12,500 at the end of each of the next 10 years, what will your annual payment be at

263. ## math

What is the area of a regular 30-gon with a radius of 9mm? So far I know my interior angle is 6. That is all I can seem to figure out. Thanks!

264. ## Math

Shannon Cron ran 18 miles in 5 days. How many miles would she run in 9 days if she ran at the same rate?

265. ## science

Metal obtained by chemical reduction is it iron or aluminium?

266. ## math

Satellite dish antennas have the shape of a parabola. Consider a satellite dish that is 80 cm across. Its cross-sectional shape can be described by the function d(x) = 0.0125x^2 - x, where d is the depth, in centimetres, of the dish at a horizontal

asked by Emily J
267. ## Chemistry

What is the shortest wavelength of light that can be emitted by a hydrogen atom that has an initial configuration of 7p1?

268. ## Chemistry

Highest ionization energy to lowest I be ci f

269. ## Math

the supply and demand function for a product are qs = (S)p=5p^2-800 and qd= D(p)=2p^2-80p+3500. Determine the market equilibrium price pe and quantity qe

270. ## math

A parking garage is changing its parking fees for a week long festival. The function below represents the cost to park in the garage as a function of time (days into the festival). Piece wise c(t) = 10; 0

271. ## Social Studies

Assignment: an essay about Rome's Three Heirs - Any ideas on how to start sorry don't have a clue help, anybody.

272. ## Math

Explain how you know that 21/30 is greater than 2/3

273. ## Chemistry-DrBob222

A 10.00 mL aliquot of 0.100 M NaOH is added to 15.00 mL of 0.100M HCl in a coffee cup calorimeter. The initial temperature of the two dilute liquids were both 25.0 degrees C and the final temperature of the mixture was found to be 37.8 degrees C. What is

274. ## math

the angle of elevation to the top of a 245 m building from 2 cars are 42 degree and 35 degree respectively how far apart are the cars?

275. ## english

is had or was a stative verb?

276. ## Math

Firework A goes off at 320ft/s firework b goes off at 220ft/s but firework b is launched 0.25s before A

277. ## Social studies

Two legislative powers of the president are?

278. ## Social studies

Are Sweden and spain ruled by the same government? False

279. ## Math

Find the sale price Cost:\$67.20 Present markup:10%

280. ## Chemistry

A 100.00 ml of volume of 0.500 M HCl was mixed with 100.00 ml of 0.500 M KOH in a constant pressure calorimeter. The initial temperature of individual acid and base was 23.0 degree celsius. The final temperature after mixing was 25.5 degree celsius Given

281. ## Math

equivalent fractions for 5/6,5/7,and 8/9 using the least common denominator.

282. ## algebra

How do you find the approximate and exact solutions for square root of 45

283. ## Math

At the last school pep rally 3 out of every 7 students wore school colors. Based on this information, if 350 students attend the next pep rally how many of these students will wear school colors?

asked by Earl Meighan
284. ## MATH.

Find the inverse for each of the following functions. a) f(x)=6x+10 f−1(y)= b) g(x)=15x2−8, with domain x≥0 g−1(y)= c) h(x)=6x+8 h−1(y)=

285. ## flowchart and psuiodocode

make a program that will input 6 numbers and output the highest number and the lowest number

286. ## math

In a doctor’s office, an average of 94% of the clients pay on the day of the appointment. If the office has 600 clients per month, how many are expected not to pay on the day of the appointment? If 40 clients do not pay on the day of their appointment in

287. ## Chemistry

What is the equilibrium constant for a weak acid HA that dissociates 1% at an initial concentration of 0.05 M according to the following balanced chemical equation? HA H+ + A-

288. ## Social studies

Which of the following is an example of a peninsula? The Alps. Eurasia. The great European plain. Scandinavia. (MY ANSWER)

289. ## Chemistry

Elemental sulfur occurs as octatomic molecules, S8. What mass of fluorine gas is needed for complete reaction with 24.1 g sulfur to form sulfur hexafluoride? I don't know where to even start with this question

290. ## Chemistry

If only 1.31 grams of water are actually produced in the lab, what is the percent yield?