1. Physics

    Due to friction with the air, an airplane has acquired a net charge of 1.70 10-5 C. The plane moves with a speed of 3.15 102 m/s at an angle with respect to the earth's magnetic field, the magnitude of which is 5.00 10-5 T. The magnetic force on the

    asked by Mary on September 27, 2007
  2. geometry

    measure of angle ABC=4x-12 measure of angle ABX=24 BX bisects ABC solve for X and find the measure of angle ABC **page 48 # 11 of prentice hall,california geometry**

    asked by Terry on September 27, 2011
  3. math

    A shopkeeper sells a mattress and makes a profit of 10% on the cost price. If he had sold the mattress for $150 less,he would have incurred a loss of 40% on the cost price. Find the cost price of the mattress.

    asked by Anonymous on April 12, 2014
  4. Math

    the air pressure of hurricane katrina at landfall was greater than 17 millibars plus the air pressure p before landfall. write and solve an inequality to find the air pressure of the storm before landfall

    asked by Angelina on March 9, 2015
  5. geometry

    measure of angle ABC=4x-12 measure of angle ABX=24 BX bisects ABC solve for X and find the measure of angle ABC **page 48 # 11 of prentice hall,california geometry**

    asked by Terry on September 27, 2011
  6. Math

    A small country consists of seven states; there are 189 seats in the legislature that need to be apportioned among the seven states; and the population of each state is shown, State A: 1283 State B: 2374 State C: 2725 State D: 2155 State E: 1592 State F:

    asked by Catherine on March 26, 2017
  7. Physics(Please help)

    1)A 1180-kg van, stopped at a traffic light, is hit directly in the rear by a 753-kg car traveling with a velocity of +1.81 m/s. Assume that the transmission of the van is in neutral, the brakes are not being applied, and the collision is elastic. What is

    asked by Hannah on June 3, 2012
  8. Physics(Please respond)

    1)A 1180-kg van, stopped at a traffic light, is hit directly in the rear by a 753-kg car traveling with a velocity of +1.81 m/s. Assume that the transmission of the van is in neutral, the brakes are not being applied, and the collision is elastic. What is

    asked by Hannah on June 3, 2012
  9. Physics

    A 68-kg fisherman in a 136-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.0 m/s as in the figure below. Neglecting water resistance, and assuming the boat is at rest before the package is thrown, find the

    asked by Div on February 10, 2019
  10. Physics

    Here's the question: A 55 kg swimmer is standing on a stationary 235 kg floating raft. The swimmer then runs off the raft horizontally with a velocity of +4.3 m/s relative to the shore. Find the recoil velocity that the raft would have if there were no

    asked by Christina on December 10, 2012
  11. Math

    A carnival Ferris wheel with a radius of 7 m makes one complete revolution every 16s. The bottom of the wheel is 1.5 m above the ground. Find the amplitude, vertical shift, phase shift and k value and period. Do all calculations and then make your final

    asked by Krystien on March 25, 2013
  12. HARD CHEM QUESTION- any help appreciated

    Phosgene (COCl2) is a poisonous gas that dissociates at high temperature into two other poisonous gases, carbon monoxide and chlorine with equilibrium constant Kp = 0.0041 at 600 K. Find the equilibrium composition of the system after 0.124 atm of COCl2 is

    asked by scilover on May 13, 2013
  13. Physics

    A steam engine's boiler completely converts 155 kg of water to steam. This process involves the transfer of 3.5 x 10^8 J by heat. If steam escaping a safety valve does 1.76 x 10^8 J of work against the outside atmosphere, what is the net internal energy of

    asked by Lindsay on March 26, 2008
  14. Calculus

    A trough is 3 feet long and 1 foot high. The vertical cross-section of the trough parallel to an end is shaped like the graph of x^2 from -1 to 1 . The trough is full of water. Find the amount of work required to empty the trough by pumping the water over

    asked by Ryan on September 29, 2012
  15. Physics

    In a certain amusement-park ride, riders stand with their backs against the wall of a spinning vertical cylinder. The floor falls away and the riders are held up by friction. If the radius of the cylinder is 4.2 m, find the minimum number of revolutions

    asked by Anonymous on February 11, 2014
  16. Math

    The question is: Determine the surface area and volume of this cylinder, correct to one decimal point. The cylinder has a radius of 4 inches and the height is 3 yards. This site explains how to find the surface area and volume of a cylinder.

    asked by Robin on June 15, 2006
  17. Calc

    Three students have ordered a 14 inch diameter pizza. They slice it with 2 parallel cuts, giving them 3 pieces with equal area. The two cuts are equidistant from the center of the pizza. Find the horizontal distance between one cut and the center of the

    asked by Danielle on November 23, 2014
  18. LA

    In "All Together Now," Jordan uses appeals to emotion and appeals to reason to try to persuade her readers that her views are important. In a paragraph, cite one example of each kind of appeal in her work. Then, explain whether you find Jordan's appeals

    asked by Wishwash on November 13, 2017
  19. Physics

    A capacitor of capacitance C= 10mF, is charged using a battery of potential V, through a resistor of resistance R = 250 ohms. the charge of the capacitor is given by Q(t)=CV[1− e ^ (−t/RC)] Find an expression for the current passing through the

    asked by drwales on March 21, 2010
  20. physic

    A 1019kg shark is supported by an 85kg rope attached to a 4.00-m rod that can pivot at the base. (a) Calculate the tension in the cable between the rod and the wall, assuming that the cable is holding the system in the position shown in Figure below. Find

    asked by miran on June 11, 2015
  21. Physics

    A 9.00 kg mass is connected by a light cord to a 1.00 kg mass on a smooth surface as shown in the figure. The pulley rotates about a frictionless axle and has a moment of inertia of 0.300 k∙m2 and a radius of 0.500 m. Assuming that the cord does not slip

    asked by Kayla on November 6, 2012
  22. SCIENCE

    Use the image to answer question 25. What is happening in the diagram? (5 points) It is a picture with a boat sailing on the water with sound waves going down to an old and sunken ship but the waves then go back up to the boat in a different angle. I don't

    asked by Quacamole on March 27, 2018
  23. Physics

    A man pushes a 200N box of books in a ramp by pushing horizontally on it as shown. The coefficent of kinetic friction is 0.30. What force must be exert to make the box move with constant speed? Suppose M is greater than 0.3; show that if exceeds a certain

    asked by Mudjhang on June 24, 2019
  24. physics

    A man on the top of a 40 meter tower directly overhead the road is watching a car moving on a straight road. The car speed makes an angular velocity with respect to the observer in a constant speed of 0.16radian/sec. Find the linear velocity of the car

    asked by pam on July 18, 2012
  25. Physic please check

    A piece of copper wire has a resistance per unit length of 6.50 10-3 /m. The wire is wound into a thin, flat coil of many turns that has a radius of 0.170 m. The ends of the wire are connected to a 12.0 V battery. Find the magnetic field strength at the

    asked by Mary on November 5, 2007
  26. Statistics

    A recent study of US children under 11 years old found that they spend on average 142 minutes a day watching tv. Assuming normal distribution with the standard deviation of 44 minutes, answer the following. A) what percent of children of this age spends

    asked by Junior on November 30, 2014
  27. Maths

    Students were timed as they attempted to perform a simple test of dexterity. The incomplete data of results is shown below. Find x, if the mean time taken was 16 seconds. Time Taken (s) Frequency (0 - 10) 20 (10 - 20) 50 (20 - 30) x My equation: 850x + 25x

    asked by Stoof on March 2, 2016
  28. physics

    A uniform magnetic field is establish perpendicular to the plane of a loopof radius 14cm.Resistance 40ohmn, and negligible self-induce.The magnitude of the field increase at a rate of 400mT/s. (i)Find the induce emf in the loop (ii)the induced current in

    asked by Christopher livinda on April 20, 2016
  29. Chemistry

    My question is why is benzene less reactive than 1,3,5-cyclohexatriene? I know that benzene does not undergo addition reactions and is extremely stable to oxidizing reagents. C atoms in benzene are connected by delocalized double bonds which make them

    asked by Megan on February 10, 2008
  30. physics

    Consider a carwith front cross-sectional area of A=(1.77 ± 0.02)m^2 and a drag coefficient of C=(0.38±-0.02) moving with a speed of v=(10.0±0.5)m/s. Suppose that the density of air is p=1.20 kg/m^3 at the sea level. 1.Calculate the force F=(1/2)CApv^2

    asked by NONEE on September 26, 2015
  31. Physics

    Dumping sealed containers from ship decks that are 2 meters above the water surface. With a final depth of 100 meters. Find the final velocity of the container on impact. 1. Container in the shape of right circular cylinders, containers of .5 meters

    asked by Christopher on October 31, 2010
  32. physical science

    Write a brief essay on the topic of volcanic activity and climate change. Consider such questions as whether there is there a link between volcanic eruption and climate change and what the relationship between the two may be. Research and find a minimum of

    asked by Jackie on January 11, 2012
  33. Chemistry

    My question is why is benzene less reactive than 1,3,5-cyclohexatriene? I know that benzene does not undergo addition reactions and is extremely stable to oxidizing reagents. C atoms in benzene are connected by delocalized double bonds which make them

    asked by Megan on February 10, 2008
  34. Math

    All 500 students at Robinson Junior High were surveyed to find their favorite sport. How many more students played football than basketball? Soccer has 10% Basketball has 27% Baseball has 25% Football has 38% A.325 students B. 135 students C. 190 students

    asked by Please help me? on March 21, 2017
  35. physics

    A 1180 kg car and 4720 kg truck undergo a perfectly inelastic collision. Before the collision, the car was traveling southward at 1.45 m/s , and the truck westward at 8.80 m/s. Find the velocity of the wreckage immediately after the collision. Enter the x

    asked by lizbeth on February 16, 2016
  36. PHYSICS PLEASE HELP BILLY!!! there are about thr

    A 10.2 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 123.0 N parallel to the incline, which makes an angle of 14.6◦ with the horizontal. The coecient of kinetic friction is 0.39 and the crate is pulled a

    asked by billy on October 13, 2008
  37. Chemistry

    How can i rearrange this Clausius-Clapeyron equation so that 1/T2 is on one side? In P2/P1=delta H vaporization/R (1/T2- 1/T1) I am trying to find at At what temperature does acetone have Pvap= 111 mm Hg. Acetone, a common laboratory solvent, has Delta H

    asked by Sar on August 23, 2010
  38. English

    Which of the following sentences contains a verb in the subjunctive mood? A:All me to introduce myself B:If water reaches 32 degrees, it turns to ice. C:I wish you had more confidence in yourself*** Which of the following sentences contains a verb in the

    asked by Anonymous on January 20, 2018
  39. AC circuits

    _____R____________ | | | |+ | XC E1 XL | |- | |+ | | E2 ___________________- Z1 = R= 4 ohms

    asked by TJ on December 6, 2015
  40. Lang arts

    Find predicate adjective & participle in sentence 10. While others tried new approaches, she remained faithful to the traditional methods. ANS: PA = new, 11. Pavlova achieved great success in several celebrated tours Ans: Part = great & several 12. Her

    asked by need help on June 2, 2014
  41. Statistics

    Suppose a certain species bird has an average weight ofx=3.55 grams. Based on previous studies, we can assume that the weights of these birds have a normal distribution with 0=0.37 grams. For a small group of 15 birds, find the margin of error for a 70%

    asked by Jacob on June 17, 2010
  42. Physics

    A brass rod 50.0 cm long expands 0.0734 cm when heated. Find the temperature change. Using the equation Change in temp=change in length/original length * coefficient of linear expansion for brass I am getting the following result: .0734 cm/(1.9x10^-5)(50

    asked by Jackie on July 12, 2015
  43. B -tech

    Fig. Shows a brake shoe applied to a drum by a lever ab which is pivoted at a fixed point a and rigidly fixed to the shoe. The radius of the drum is 160mm. The coefficient of friction at the brake lining is 0.3. If the drum rotates clockwise, find the

    asked by R Ramesh on January 7, 2013
  44. Chemistry

    Using the reaction and the E∘ given below 2Co^3+(aq)+2Cl^−(aq)→2Co^2+(aq)+Cl2(g) E∘=0.46 V what is the cell potential at 25 ∘C if the concentration are [Co^3+]= 0.565M , [Co^2+]= 0.554M , and [Cl^−]= 0.838M and the pressure of Cl2 is PCl2=

    asked by Aria on June 21, 2013
  45. home inspection

    Which of the following is the main purpose of home inspection societies and professional associations? A.To license and regulate home inspectors B.To "self-regulate" the home inspection industry C.To certify people starting out in the home inspection

    asked by sib on August 24, 2010
  46. physics

    A race car starts from rest on a circular track. The car increases its speed at a constant rate at as it goes 2.75 times around the track. Find the angle that the total acceleration of the car makes with the radius connecting the center of the track and

    asked by eric on February 18, 2011
  47. physics

    a race car starts from rest on a circular track.the car increases its speed at constant rate at as it goes 2.75 times around the track.find the angle that the total acceleration of the car makes with the radius connecting the centre of the track and the

    asked by abera on November 21, 2014
  48. Theory of interest

    An annuit last for 12 calendar years.Atthe end of each quarter,there isa payment.First quarter paynments are $200,second quarter payments are $300,third quarter payments are $150 and fourth quarter payments ate $400.Find the accumulated value of this

    asked by Frank on December 15, 2015
  49. math

    Solve by setting up the proper equation to describe the facts given and then carrying out the mathematical calculations to solve for the unknown variable(s). Three batteries are connected in series so that the total voltage is 54 volts. The voltage of the

    asked by kenny on July 6, 2012
  50. Math

    p. 84 no.10 (from Solid Mensuration: Understanding the 3D Space book by Earnhart) Plane A which contains an isoceles right triangle forms a dihedral angle of 60 degrees with another plane B. If the hypotenuse of the triangle lies in plane B and measures 8

    asked by Anonymous on June 28, 2015
  51. pyscics

    a race car starts from rest on a circular track the car in races as its speed at a constant rate of as it goes 2.75 times around the track.find the angle that the total acceleration of the car makes with the radius connecting the centre of the track & the

    asked by abera on November 20, 2014
  52. math

    p. 84 no.10 (from Solid Mensuration: Understanding the 3D Space book by Earnhart) Plane A which contains an isoceles right triangle forms a dihedral angle of 60 degrees with another plane B. If the hypotenuse of the triangle lies in plane B and measures 8

    asked by Karen on June 28, 2015
  53. Math Calculus

    Hi, can anyone please help me solving these problems? any help will be greatly appreciated 1-If a tank holds 1000L of water, which takes an hour to drain from the bottom in the tank, then the volume V of water remaining in the tank after t minutes is

    asked by Tyler on November 21, 2007
  54. Business Math

    Model the data using an exponential function f(x) = Ab^x. x ,0 ,1 ,2 f(x) ,800 ,480 ,288 Like 800-480=320 and 480-288=192 How do I find the exponential form? Thank you.

    asked by Angel on February 22, 2012
  55. Physics

    A rock is dropped from a bridge to the water below. It takes 2.40 s for the rock to hit the water. Find the speed (in m/s) of the rock as it hits the water. How high (in metres) is the bridge above the water?

    asked by Ben on September 26, 2014
  56. Geometry

    The midpoint of Line Segment AB is (2,-9). The coordinates of one endpoint are A(4,10). Find the coordinates of endpoint B. Can someone please check my work and tell me if my answer is correct. Step 1: 2x-9= 4x+10 2x-9= 10 2x= 1 Step 2: AB= 2x-9 =2(1)-9

    asked by Kaoru on September 29, 2017
  57. Physics

    A 42.5 kg student runs down the sidewalk and jumps with a horizontal speed of 4.16 m/s onto a stationary skateboard. The student and skateboard move down the sidewalk with a speed of 3.97 m/s. a) Find the mass of the skateboard.

    asked by Angel on January 22, 2012
  58. math

    i don't get this question consecutive integers are integers that differ by one. you can represent consecutive integers as x,x+1,x+2 and so on. write an equation and solve to find 3 consecutive integers whose sum is 33 how do you solve this

    asked by Sara! on May 24, 2010
  59. algebra

    The length of a rectangle is 8 feet more than its width. If the width is increased by 4 feet and the length is decreased by 5 feet, the area will remain the same. Find the dimensions of the original rectangle.

    asked by Child on March 12, 2016
  60. math

    A small cone of height 8 cm is cut off from a bigger cone to leave a frustum of height 16 cm. If the volume of the smaller cone is 160 cm'. find the volume of the frustum.

    asked by kd on October 30, 2018
  61. physics

    The 66 kg man's hands in Figure 9-56 are 36 cm apart. His CG is located 90% of the distance from his right hand toward his left. Find the force on each hand due to the ground. a)the man's left hand b)the man's right hand 2

    asked by ken on November 16, 2009
  62. mathematics-Algebra

    I think of two whole numbers;the product of the average of the sum and difference of the numbers and the difference of the sum and difference of the numbers is 12.if three times the first added to the second makes up 11..find the two numbers please show

    asked by p1 on March 20, 2016
  63. math

    at the local clothing store, 3 similar shirts and 4 similar jackets cost $360 and 1 shirt and 3 jackets cost $220. find the cost of each shirt.

    asked by shohanur on March 31, 2013
  64. trig

    given that 1/2pi

    asked by Sarah on November 15, 2012
  65. maths

    an aeroplane takes 40 minutes less to fly 3600km with the wind blowing at 30 km/hr than the time it takes to fly against the same wind .Find the actual speed of the aeroplane when there is no wind.

    asked by minni on November 20, 2013
  66. physical science

    find the net force produced by a 40 Newton force and a 50 Newton force in each of the following cases: Both forces act in the same direction both forces act in opposite directions.

    asked by Jake on February 11, 2008
  67. math

    You and your friend collect 180 cans for a food drive. The ratio of cans you collected to cans your friend collected is 4 to 5. Use the tape diagram to find how many cans you collected.

    asked by shane on February 4, 2019
  68. physical science

    find the net force produced by a 40 newton force and a 50 newton force in each of the following cases: both forces act in the same direction. both forces act in opposite directions.

    asked by john on February 6, 2008
  69. math

    Did i do these problems correctly? 1. 39*(-43)= -1677 I multiply 39 and -43 and the answer was -1677 2. Find absolute value of |-7| and the answer is 7. It is the opposite of what it is. 3. Add. -24 + (-17) The answer is -41. They both are negative so you

    asked by tarra on April 16, 2010
  70. Pre-Alegebra

    You spin a spinner that is divided into 6 equals parts once and roll the number cube once. Find the probability that the spinner stops on the same number that you roll the number cube?

    asked by Bart on January 31, 2013
  71. math

    at the local clothing store, 3 similar shirts and 4 similar jackets cost $360 and 1 shirt and 3 jackets cost $220. find the cost of each shirt.

    asked by shohanur on March 31, 2013
  72. Math

    Use 22/7 as an approximation for p.0.7 m5.A walkway is formed by four semicircles as shown below. The diameter of the inner semicircles is 14 feet. The width between the outer and inner semicircles is 2 feet. Find the area of the walkway. Use 3.14 as an

    asked by Eiyannah on June 8, 2015
  73. math

    a 4 x 7 rectangle can be rotated about the long side to generate a cylinder.it also can be rotated about the short side to generate a cylinder. find the lateral and surface area of the two cylinder.

    asked by yha on July 21, 2013
  74. Maths

    When the numerator and denominator of a fraction are each increased by 5, the value of the fraction becomes 3/5 When the numerator and denominator of that same fraction are each decreased by 5, the fraction is then 1/5 Find the original fraction. (Hint:

    asked by Jannie on November 13, 2010
  75. math

    A draw contains 3 black socks and 2 white socks. A sock isdrawn at random and then replaced. Find each probability. p(2 black) p(black, then white) p(white, then black) p(2white)

    asked by sherry on October 28, 2011
  76. math

    From A, due east of the building, the angle of elevation of the top is 45 degree. From B, southwest of the building, the angle of elevation is 30 degree. If AB=250m, find the height of the building.

    asked by somay on January 25, 2016
  77. math

    Justin is 3 years older then Sam, and Justin’s age in 2 years will be twice what Sam’s age was 3 years ago. Find their present ages. i got 14 and 17 but the answer is wrong

    asked by allie on February 19, 2017
  78. math

    3. Reduce the fraction −20t 5u 2v 3 48t 7u 4v . A. −5t 2v 2 12u 2 C. −5v 2 12t 2u 2 B. 5t 2v 2 12u 2 D. 5v 2 12t 2u 2 4. Reduce the fraction w 2 + 5w + 6 w 2 − w − 12 . A. w − 2 w − 4 C. w + 2 w + 4 B. w + 2 w − 4 D. w − 2 w + 4 5. Find

    asked by jalisaj on October 20, 2009
  79. Circles (Conic Sections)

    I have no idea how to do these problems: Find an equation of each circle. 1. Center (3,5); tangent to the x axis 2. Center (5,-3); tangent to the y axis 3. Tangent to the x axis, y axis, and the line y=5 (two answers) I just really need help understanding

    asked by Amanda on April 21, 2009
  80. Algebra

    In a two-digit number the units’ digit is 7 more than the tens’ digit. The number with digits reversed is three times as large as the sum of the original number and the two digits. Find the number.

    asked by Lola on February 16, 2017
  81. Algebra II

    A square is altered so that one dimension is increased by 4 inches, while the other dimension is decreased by 2. The area of the resulting rectangle is 55 square inches. Find the area of the orginial square

    asked by Austin on October 28, 2018
  82. algebra

    the area of a square garden in square feet is 49x^%2-14x+1. Find the dimensions of the garden in terms of x. Factor 49x2 -14x + 1, it should be a perfect square.

    asked by chrissy on May 22, 2007
  83. physics

    A dust particle carrying a charge of is 2 mm to the left of another dust particle carrying a charge of . Find the magnitude and direction of the elec- tric force on the first particle.

    asked by Shelly on March 5, 2014
  84. Physics

    How would i find the average velocity for certain points.? finding the average velocity between 0.2 hours and 0.3 hours object is at 20m at the 0.2 hours object is goes down(backwards) to 10m at the 0.3hours

    asked by jake on February 21, 2010
  85. math

    So, I need to find the area of this shape. It's an irregular shape, and I don't know how to figure it out. The shape looks like, 15 -------- /| | 25 / | | 20 / | | / | | /____|______| 15 15 I was told the answer was 450. Though I don't know how to figure

    asked by lily on October 20, 2009
  86. college chemistry

    You are given solutions of HCl and NaOH and must determine their concentrations. You use 38 mL of NaOH to titrate 100 mL of HCl and 23.2 mL of NaOH to titrate 50 mL of 0.0782 M H2SO4. Find the unknown concentrations.

    asked by KELLY on October 3, 2010
  87. Math

    The perimeter of a rectangular field is 140m. If the length of the field is increased by 2m and its breadth decreased by 3m,the area is decreased by 66sq.m. find the length & breadth of the field.

    asked by Dy on November 21, 2016
  88. math.

    in the special right triangle, with the adjacent side equaling 10, and the left angle of the adjacent angle equaling 45 degrees. the hypotenuse side is Y and the oppisite side is X. how do you find x and y, and what are they???

    asked by Please help me!!!!!!!!!! on March 21, 2011
  89. ALGEBRA II

    the perimeter of a triangle is 51 centimeters, the longest side is 1 centimeter less than the sum of the other two sides. twice the shortest is 11 centimeters less than the longest side. find the lengths of each side of the triangle.

    asked by TRACI on August 28, 2011
  90. maths

    the sum of money is shared among 4 brothers. the eldest receives 2/7 of it and the next receives 3/5 of the remainder. If the youngest brother receives $120 each, find the sum of money shared.

    asked by leena (need a quick reply!!!) on May 26, 2013
  91. math

    y= 2sin^2 x y=1- sinx find values of x inthe interval 0

    asked by Candy on December 14, 2006
  92. Maths

    A rocket flies 150 km on a bearing of 042 degrees. It then flies 45 km on a bearing of 165 degrees. Find a. The bearing b. The distance of the rocket from the starting point?

    asked by Aisha on May 23, 2019
  93. physics

    A plane is heading south with a velocity of 150 kilometers/hour. It experiences a tailwind with a velocity of 20 kilometers/hour. Find the resultant velocity of the plane

    asked by kiandra on April 19, 2013
  94. math

    From A, due east of a building, the angle of elevation of the top is 45 degree. From B, southwest of the building , the angle of elevation is 30 degree. If AB=250m, find the heigt of the building.

    asked by Anonymous on January 25, 2016
  95. Math

    A boy observes that the angle of elevation of the top of a tower is 32 degrees.He then walks 8m towards the tower and then discovers that the angle of elevation is 43 degrees.Find the height of the tower.

    asked by Pelumi on August 6, 2016
  96. algebra

    A secretary at the police department makes $8 less per hour than the dispatcher. The combined hourly wage of the secretary and the dispatcher is $40. Which equation could be used to find the hourly wage of the dispatcher? A. 2x + 8 = 40 B. 2x − 8 = 40 C.

    asked by orpheus on November 19, 2013
  97. Algebra

    The length of a rectangular Garden is 40 yards longer then double the width The perimeter of the garden is 470 yards. find length and width of the Garden. L=2W+40 2W+2(2W+40=80 Am I starting off right?

    asked by Christopher on May 7, 2014
  98. Physics

    How would i find the average velocity for certain points finding the average velocity between 0.2 hours and 0.4 hours object is at 20m at the 0.2 hours object is at 10km at rest at the 0.4hours

    asked by jake on February 21, 2010
  99. math

    find the shaded area in the circle with a rectangle ( 3 x 4 ft dimension) inside the circle. I don't understand how to figure out the shaded area which is all the space between the circle and the rectangle?

    asked by m on January 5, 2011
  100. geometry

    Three of the exterior angles of an n-sided polygon are 50 degrees each, two of its interior angles are 127 degrees and 135 degrees, and the remaining interior angles are 173 degrees each. Find the value of n.

    asked by Chia on August 5, 2014

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