1. math

    A right cylinder has a radius of 6 m and a surface area of 84 m². Find the surface area of a similar cylinder with a radius of 2 m

    asked by wilma on January 17, 2019
  2. Geometry

    Triangle DEF ~ Triangle HJK, and the scale factor of Triangle DEF to Triangle HJK is 5/2. If EF=15, find JK

    asked by April on June 16, 2010
  3. Linear Relations MATHS

    If A = (-4,6) and B = (6,-7), find: (a) the coordinates of the point P on the line segment AB such that AP:Pb = 3:1 (b) the coordinates of the point P on the line AB such that AP:AB = 3:1 and P is closer to point B than to point A

    asked by GEORGE on December 22, 2016
  4. math

    the sum of 3 numbers is 301. the second number is 3 less than 12 times the first number. the third number is 4 more than 7 times the first number. find the 3 numbers

    asked by taylor on October 4, 2009
  5. math

    if a group of students are facing each other in a circle and student 2 is facing student 9 how do i find out how many students are in the circle

    asked by melody on December 3, 2009
  6. Statistics

    1) Find the missing parameter 1.mean 15, 30.15 %, above 50; what is the standard deviation 2.mean 75, 5.05% below 30; what is the standard deviation 3.standard deviation 9, 85.08% below 105: what is the mean 4.standard deviation 16.8, 15.62% above 18.3:

    asked by LT on October 17, 2007
  7. math

    find the linear function f(x(=mx+b whose graph has the given slope and y intercept. slope is +19/15 and y-intercept is (0,-4) the linear function is f(x)=

    asked by Anonymous on September 21, 2010
  8. Algebra

    The length of a rectangle is 5 meters more than its width. The perimeter is 66 meters. Find the length and the width of the rectangle

    asked by Alex on March 25, 2014
  9. trigonometry

    find without tables or calculator. (1) sin^2 (22 1/2)- cos^2 (22 1/2) (2) sin 60 cos 30 + sin 30 cos 60 (3) cos(90-y) = sin 56degree 47^i

    asked by matrixxavier on July 26, 2008
  10. math

    The area of a triangle with base b and height h is given by the formula A = ½ bh. Find the area of a triangle when the base is 9.0 cm and the height is 6.2 cm

    asked by marie on November 20, 2009
  11. Geometry

    ABCD is a square. If one side of the square measures 2x – 5 inches and the other side measures x + 8 inches, find x.

    asked by Anonymous on July 12, 2013
  12. Maths

    Length of rectangle is 8 metres less than twice it's breath. If perimeter of rectangle is 56 metres. Find it's length and breath

    asked by Usha priya on January 27, 2017
  13. algebra

    Find value of log (base 8)log (base 2) log (base 3)log (base 3) (27)^3 I endedup with 1.000063462 which was wrong

    asked by TC on November 6, 2011
  14. word problem money

    you have $ 1.55 in dimes and quarters. find all the possible combinations of coins that you might have i got; 1) 1 quarters 13 dimes 2) 3 quarters 8 dimes 3) 5 quarters and 3 dimes is this right 3 ways?

    asked by marko on April 2, 2012
  15. physics

    An archaeologist begins a trip by first walking 30km southeast from the campsite. He stops and sets up a temporal camp for the night. On the second day, he walks 60km in direction 60 degree north of east, at which point he discovers the ancient city of

    asked by Chansa on May 4, 2016
  16. simple harmonic motion

    So I have the following information: Amplitude (A)=1.60mm, Angular Velocity (w)=2760 and phase constant (o) = pi/2. and I need to find: a)the period of oscillation. b)maximum speed. c)max magnitude of acceleration. Firstly I dont want anyone to give away

    asked by Anon on October 9, 2017
  17. Chemistry

    An unknown molybdate (MoO4^-2) solution (50.00ml) was passed through a column containing Zn(s) to convert molybdate into Mo^3+. One mole of MoO4^-2 gives one mole of Mo^3+. The resulting sample required 22.11 ml of 0.01234 M KMnO4 to reach a purple end

    asked by Ken on October 17, 2011
  18. math calc. asap asap please

    the point on the curve is 4y=x^2 nearest to (7,2) is: this is what i did: i solved for y and I know that the there's a tangent line at (x1,y1). so using y-y1=m(x-x1), I found the lines of the tangent and perpendicual lines: slope is derivative so it is

    asked by Anonymous on October 23, 2006
  19. English

    I looked up the synonyms in the thesaurus. Can you please check if everything is correct? 1) The tempest is caused by Prospero. 2) Prospero confesses Miranda (or to Miranda?) that he was .... 3) I couldn't find a synonym for "set adrift" : Prospero was set

    asked by Franco on February 15, 2010
  20. Math (Trigenometry) 3

    Write f(x)=x^4-12x^3+59x^22-138x+130 as a product of linear factors. I listed the factors of 130 and used synthetic division, but none of the remainders came out to be 0. I graphed the function, but the function doesn't pass through the x-axis. I figured I

    asked by 2012 on February 8, 2011
  21. Math (Trigenometry)

    Write f(x)=x^4-12x^3+59x^22-138x+130 as a product of linear factors. I listed the factors of 130 and used synthetic division, but none of the remainders came out to be 0. I graphed the function, but the function doesn't pass through the x-axis. I figured I

    asked by Anonymous on February 8, 2011
  22. College Algebra

    If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with $989.50 a month in take-home pay, then the amount you earned before the

    asked by Nancy on April 19, 2011
  23. Math (Trigenometry)

    Write f(x)=x^4-12x^3+59x^2-138x+130 as a product of linear factors. I listed the factors of 130 and used synthetic division, but none of the remainders came out to be 0. I graphed the function, but the function doesn't pass through the x-axis. I figured I

    asked by Anonymous on February 8, 2011
  24. History

    Why was self-rule initially difficult for the Congo? Self-rule was initially difficult because the Congolese had no experience running companies or governments. They also fought among themselves because they belonged to many different ethnic groups. The

    asked by Maggie on August 14, 2007
  25. PROBABILITY

    FIND THE EXPECTED PROFIT OR LOSS VALUE FOR 100,000 POLICIES: AN INSURANCE POLICY SELLS FOR $625. BASED ON PAST DATA, AN VERRAGE OF 1 IN 100 POLICY HOLDESWILL FILE $8000 claim, nd average of 1 in 250 policholders will file a $10,00 claim,and an average o 1

    asked by SNOOPY on April 17, 2008
  26. US History

    Hello, I am filling out a study guide for a test coming up in two days, and I can not seem to find this answer in my text book. Could someone please help? Which of the following is true of the Korean conflict? A. It ended with an enormous American victory.

    asked by Brooke on April 27, 2016
  27. algebra

    Solve problem. Telephoto lens. find the image distance i for an object that is 2,000,000 mm from a 250-mm telephoto lens. tel formula is 1/f=1/o + 1/i 1/250=1/2,000,000 + 1/i 5i(1/250)=(1/2,000,000 + 1/i)5i 1/50i = 5i/400,000i + 5i/5i 1/10i = 5i/80,000i +

    asked by Sandra on July 19, 2009
  28. college

    I will like to know are these correct sentences. Their are three kids in the room. We have been married for 20 years, and are relationship is as strong as ever. I’m having trouble with my car. Can you give me some advise? The diplomats are doing what

    asked by samantha on November 18, 2010
  29. math - calculus help!

    An inverted conical tank (with vertex down) is 14 feet across the top and 24 feet deep. If water is flowing in at a rate of 12 ft3/min, find the rate of change of the depth of the water when the water is 10 feet deep. 0.229 ft/min 0.449 ft/min 0.669 ft/min

    asked by Danni on January 4, 2017
  30. mechanics- physics

    An electron moving at a speed of 5 x 10 raise to power 6m/s was shot through a sheet of paper which is 2.1 x 10 raise to power 4cm thick. The electron emerges from the paper with a speed of 2 x 10 raise to power 6 m/s. Find the time taken by the electron

    asked by precious on January 6, 2013
  31. math

    8.Mary invested RM3000 in two accounts, some at 12% per annum and the rest at 8 percent per annum.Her total interest for one year was RM3200.how much was invested at each rate? 9.RM 1999 was invested for a certain period. The simple interest earned was

    asked by fizz on April 20, 2014
  32. physics

    a thin wire with linear charge density _ is surrounded by a conducting cylindrical shell. (a) If the electric field must be zero inside a conductor, is the electric field due to the wire shielded from extending beyond the conducting shell? (b) Find the

    asked by al on September 23, 2008
  33. mechanics- physics

    An electron moving at a speed of 5 x 10 raise to power 6m/s was shot through a sheet of paper which is 2.1 x 10 raise to power 4cm thick. The electron emerges from the paper with a speed of 2 x 10 raise to power 6 m/s. Find the time taken by the electron

    asked by precious on January 6, 2013
  34. Algebra II

    1) There is a solution to x = -(y-5)^2 and x = (y -5 )^2 + 7 a) true b) false 2) There is no real solution to y = -1 and y = x^2 + 9 a) true b) false 3) the vertex of the graph of y = 3(x+ 9)^2 + 5 is a minimum value ? a) true b) false 4)find the center

    asked by anonymous on April 17, 2011
  35. Math

    Find the measure of Angle 1 and 2 measure of angle 1 = x measure of angle 2 = x-6 the measure of angle 3 is a right angle which would be 90 degrees diagram looks like a T with another line coming from the upper left diagonally like from where the T the top

    asked by Gerry on June 17, 2016
  36. Chemistry

    Use activity coefficients to find the concentration of hydrogen ions in a solution of 75.0 mM butanoic acid and 0.01 M NaCl. The ionization constant of butanoic acid is Ka = 1.52 × 10-5. Take the size of C3H7COO– to be 500 pm. What is the concentration

    asked by martini on October 11, 2013
  37. java

    Write a program that will find the lowest common denominator of two numbers. The user will enter the two denominators, the program will output both the lowest common denominator and the multipliers required for each fraction. For example, if the user is

    asked by tj on April 15, 2012
  38. Math(Please check answers)

    These questions that I have completed are on a test review for my exam and I would just like to know if they are correct. These are only a few of the questions, I have more that are just not complete yet. Thank You! 1) List the intercepts for the graph of

    asked by Hannah on October 6, 2010
  39. mechanics- physics

    An electron moving at a speed of 5 x 10 raise to power 6m/s was shot through a sheet of paper which is 2.1 x 10 raise to power 4cm thick. The electron emerges from the paper with a speed of 2 x 10 raise to power 6 m/s. Find the time taken by the electron

    asked by precious on January 6, 2013
  40. Precalc

    At the point were a line intersects a plane [with the equation (24x+32y+40z=480) and three points of A(5, 10, 1), B(6, 3, 6), and C(12, 1, 4)], the vector i-, vector j-, and vector k-coefficients of the line equal the corresponding values of x, y, and z

    asked by Grace on January 7, 2012
  41. math

    A rectangular field is to have an area of 500 sq m. a) write the perimeter, P, of the field as a function of the width, w. b) find the domain of the function in part a. c) use a graphing calculator to sketch the graph of the function in part a. d) describe

    asked by Meli on January 28, 2014
  42. mechanics- physics

    An electron moving at a speed of 5 x 10 raise to power 6m/s was shot through a sheet of paper which is 2.1 x 10 raise to power 4cm thick. The electron emerges from the paper with a speed of 2 x 10 raise to power 6 m/s. Find the time taken by the electron

    asked by precious on January 6, 2013
  43. Math

    These questions that I have completed are on a test review for my exam and I would just like to know if they are correct. These are only a few of the questions, I have more that are just not complete yet. Thank You! 1) List the intercepts for the graph of

    asked by Hannah on October 6, 2010
  44. applications of vectors

    Two people are carrying a box. One person exerts a force of 150 pounds at an angle of 62.4 degrees with the horizontal. The other person exerts a force of 114 pounds at an angle of 54.9 degrees. Find the weight of the box.

    asked by Anonymous on May 12, 2013
  45. algebra

    1. Find the variation constant and and an equation of variation where y varies directly as x and y y=42 when x=6 variation constant is K= equation of variation is y= 2.Jack usually mows his lawn in 6 hours. Marilyn can mow the same yard in 4 hours. How

    asked by Pinky P on January 3, 2012
  46. physics

    a 1200kg car is moving on the freeway at 30 m/s. (a) Find the magnitude of its momentum and its kinetic energy in SI units. (b) At what speed, in m/s, will the car's momentum be half of what it is in part (a). (c) At what speed, in m/s, will the cars

    asked by van on January 22, 2016
  47. Math check 4

    Find the y-intercepts for the function given by: f(x)= 4/(x+5)-1/(x-4)/2/(x-3)+3/(x+2) Math check - Damon, Sunday, October 12, 2008 at 5:56pm The y axis intercepts are the values of the function when x = 0 4/5 - [(1/-4)] / [(2/-3)] + 3/2 Math check -

    asked by shawn on October 12, 2008
  48. physics

    Please, anyone help me please. Q: An object is placed 17.8 cm from a first converging lens of focal length 13 cm. A second converging lens with focal length 24 cm is placed 10 cm to the right of the first converging lens. (Take the direction to the right

    asked by Chan on April 19, 2010
  49. Algebra

    A lawyer drives from her home, located 3 miles east and 9 miles north of the town courthouse, to her office, located 4 miles west and 15 miles south of the courthouse. Find the distance between the lawyer's home and her office.

    asked by Frankie on September 18, 2018
  50. algebra

    A weekend at the Beach Bay Hotel in Florida includes 2 nights and 4 meals. A week includes 7 nights and 10 meals. Let n = the cost of 1 night and m = the cost of 1 meal. Find the cost of 1 night and the cost of 1 meal. How do I set this up?

    asked by name on November 2, 2017
  51. physics

    A 6 mC charge experiences a force of 6 N directed north. What is the electric field (magnitude and direction) at the location of the charge? Would E=1000 N/C and direction is north Find the force (magnitude and direction) on a -20 mC charge that replaces

    asked by Alex B. on May 4, 2012
  52. MATH

    Assign variables and write equations for the following. Do not solve. The cost of a motorcycle is $200 less than 1/3 cost of a truck. If 3 motorcycles and 1 truck cost $35,400, find the cost of a motorcycle. Equations: Let __ = ___________ ____________ __

    asked by John Dosley on December 17, 2016
  53. GEOMETRY

    A bag contains 6 red poker chips, 5 white poker chips, and 5 blue poker chips. If two poker chips are drawn from the bag, find the probability that the first one is blue and the second one is white. (write your answer as a fraction in lowest terms.)

    asked by TIERNEY on June 26, 2016
  54. Math

    A pharmacist is to prepare 30 milliliters of a solution with a drug concentration of 2 mg/mL. To do so, he will mix a solution with a drug concentration of 7 mg/mL with grape-flavored syrup. If 𝑥 represents the number of milliliters of grape-flavored

    asked by Help Please! on December 15, 2015
  55. Math

    Danielle will use the instructions in the box below to make a cleaning solution "Add 13 cups of water to every 2 cups of concentrated cleaner" Which of the following proportions can be used to find W, the number of cups of water Danielle will add to 5 cups

    asked by Lyla on May 6, 2018
  56. Maths

    A plane flies a course of 346 degrees and then turns through 30 degrees in the clockwise direction. Find its new bearing. Since the plane from starting point covers a bearing of 346 degrees it's now going to be in the NW direction but going 30 more degrees

    asked by James on October 18, 2016
  57. Pre-calculas

    The function C(x)=x2−4x+28 models the cost, in hundreds of dollars, to produce x thousand pens. Find the total cost to produce 36,000, 139,000, and 222,000 pens. (a) Cost to produce 36,000 pens is?

    asked by Answer please! on January 19, 2016
  58. Math

    Kate cycles the first 350 km of a 470 km journey at a certain average speed and the remaining distance at an average speed that is 15 km/h less than that for the first part of the journey. If the time taken for her to travel each part of her journey is the

    asked by James on November 2, 2016
  59. stats

    In testing a new drug, researchers found that 1% of all patients using it will have a mild side effect. A random sample of 12 patients using the drug is selected. Find the probability that: (A) exactly one will have this mild side effect (B) at least one

    asked by tina on November 23, 2011
  60. math

    A company is designing a juice box. The box is in the shape of a rectangular prism. The base of the box is 6 1/2 inches by 2 1/2 inches, and th box is 4 inches high. If juice fills 90% of the box's volume, find the volume of juice in the box. Thank you!

    asked by kymy on April 26, 2015
  61. Pre-Calc

    The wattage rating of an appliance W varies jointly as the square of the current I and the resistance R. If the wattage is 1.5 watts when the current is 0.1 ampere and the resistance is 150 ohms, find the wattage when the current is 0.3 ampere and the

    asked by Jackie on October 5, 2017
  62. Math

    In testing a new drug, researchers found that 10% of all patients using it will have a mild side effect. A random sample of 14 patients using the drug is selected. Find the probability that: (A) exactly two will have this mild side effect (B) at least

    asked by Jen on October 26, 2011
  63. MATH

    Out of 1200 pupils in a school, 900 are boys and the rest are girls. If 20% of the boys and 30% of the girls wear spectacles,find: a.how many pupils in wear spectacles b.what percent of the total number of pupils wear spectacles.

    asked by DD on July 1, 2016
  64. Stats

    In testing a new drug, researchers found that 10% of all patients using it will have a mild side effect. A random sample of 14 patients using the drug is selected. Find the probability that: (A) exactly two will have this mild side effect (B) at least

    asked by Jen on October 25, 2011
  65. statistics

    For a t distribution with 16 degrees of freedom, find the area, or probability, in each region. a. To the right of 2.120. (Use 3 decimals.) b. To the left of 1.337. (Use 2 decimals.) c. To the left of -1.746. (Use 2 decimals.) d. To the right of 2.583.

    asked by Vanessa on April 21, 2014
  66. Statistics

    . In testing a new drug, researchers found that 20% of all patients using it will have a mild side effect. A random sample of 15 patients using the drug is selected. Find the probability that: (A) exactly three will have this mild side effect (B) at least

    asked by mom on October 7, 2012
  67. calculus

    a closed box with square base is to have a V= 2000in^3. The material for the top and bottom of the box is to cost $3 per square inch and the material for the sides is the cost $1.50 per square inch. If the cost of the material is to be the least, find the

    asked by lauren on November 2, 2011
  68. algebra 1 question pls help!!!

    1. Find the mean, median, and mode of the data set: 15, 16, 21, 23, 25, 25, 25, 39 a.mean = 23.6, median = 25, mode = 24 b.mean = 24, median = 23.6, mode = 25 c.mean = 24.6, median = 24, mode = 25 d.mean = 23.6, median = 24, mode = 25 This is what i got:

    asked by TTR+S<3 on April 13, 2014
  69. statistics

    . In testing a new drug, researchers found that 20% of all patients using it will have a mild side effect. A random sample of 15 patients using the drug is selected. Find the probability that: (A) exactly three will have this mild side effect (B) at least

    asked by mom on October 7, 2012
  70. Math

    OUT OF 1200 PUPILS IN A SCHOOL 900 ARE BOYS AND THE REST ARE GIRLS. IF 20 % OF THE BOYS AND 30 % OF THE GIRLS WEAR SPECTACLES, FIND HOW MANY PUPILS IN ALL WEAR SPECTACLES AND WHAT PERCENT OF THE TOTAL NUMBER OF PUPILS WEAR SPECTACLES.

    asked by Anonymous on March 25, 2019
  71. Algebra II-Please check my calculation

    Find center, vertices, co-vertices and foci for the following; (x-3(^2/49 + (y-4)^2/4 = 1 Center would be (3,4) A=7 b=2 Vertices would be found this way: (h+-a,k) (3-7,4) (3+7,4) Vertices = (-4,4) (10,4) Co-vertices (h,k+-b) (3,4-2) (3,4+2)

    asked by Sheila on March 28, 2011
  72. math,correction,plz

    Perform the indicated division. Rationalize the denominator if necessary. Then simplify each radical expression. Problem #54 (6-radical(20))/(2) My answer: 3-radical(5) Problem #50 Find the area of the rectangle shown in the figure. width = radical (3) +

    asked by jas20 on March 10, 2007
  73. Psychology

    A weathy married man in China is having an affair with a beautiful young women who sems primarily attracted to his financial status. At the same time, similar situations are occurring across other races and nations. Sociobiologists would say: A) these

    asked by Rena on August 22, 2010
  74. math

    The average cost per item, C, in dollars, of manufacturing a quantity q of cell phones is given by C= (a/q) + b where a and b are positive constants a.Find the rate of change of C as q increases. What are its units? b. Currently, 5000 phones are being made

    asked by piper on April 8, 2010
  75. Math

    A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 450 seconds and a standard deviation of 50 seconds.

    asked by Chris on October 12, 2009
  76. algebra

    A florist plans to make 5 Identical bridesmaid bouquets for a weeding. She budgeted £ 610 and she want to 24 flowers for each bouquet. She want to use three types of flowers namely; roses, tulips and lilies . A survey of prices shows roses cost £6,

    asked by Emmanuel on April 7, 2018
  77. Math

    Can't figure this out... :( An isosceles trapezium with its longest side facing upward has an area of 145cm^2. Find the amount of material needed to make up the sides of the trapezium, when the side facing upward does not need to be covered (i.e. Perimeter

    asked by Emila on August 25, 2014
  78. math

    Liz finances a piano for $3,080 by taking out an installment loan for 60 months. The payments were $82.13 per month and the total finance charge was $1,847.80. After 24 months, Liz decided to pay off the loan. After calculating the finance charge rebate,

    asked by Thomas22 on May 16, 2018
  79. Physics

    I have a question 26. A box weighing 85 N rests on a table. A rope tied to the box runs vertically upward over a pully and a weight is hung form the other end. Detrmine the force that the table exerts on the box if the weight hanging on the other side of

    asked by Physics on August 25, 2009
  80. chemistry

    in a particular experiment, 150.0 g of ammonium chloride were reacted with 290.0 g of barium hydroxide octahydrate, producing 157.2 g of water 1. find the limiting reagent in this situation 2. calculate the theoretical yield of water 3. calculate the

    asked by ama on July 14, 2012
  81. Pre-Algebra

    Question is: What is the algebraic equation to determine when they will meet? For the following information, I understand 5(x+y) = 3000 for 1st plane & 10(x-y) = 3000 for 2nd plane. When an airplane flies with a given wind, it can travel 3000 km in 5hrs.

    asked by Carol on November 13, 2011
  82. math

    The average cost per item, C, in dollars, of manufacturing a quantity q of cell phones is given by C= (a/q) + b where a and b are positive constants a.Find the rate of change of C as q increases. What are its units? b. Currently, 5000 phones are being made

    asked by piper on April 7, 2010
  83. Pre-Algebra

    Question is: What is the algebraic equation to determine when they will meet? For the following information, I understand 5(x+y) = 3000 for 1st plane & 10(x-y) = 3000 for 2nd plane. When an airplane flies with a given wind, it can travel 3000 km in 5hrs.

    asked by Carol on November 13, 2011
  84. PHYSICS

    Two metal rods -- one copper the other aluminum -- are connected in series, as shown in the figure below. Note that each rod is 0.525 m in length, and has a square cross section 1.25 cm on a side. The temperature at the copper end of the rods is 2.00°C;

    asked by jawn on November 23, 2009
  85. math

    A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to posses a normal distribution with a mean of 450 seconds and a standard deviation of 50 seconds.

    asked by Rmz on January 27, 2010
  86. gen physics

    Vector A has a magnitude of 71 units and points due west, while vector B has the same magnitude and points due south. Find the magnitude and direction of (a) A + B and (b) A - B . Specify the directions relative to due west.

    asked by ODU on July 2, 2013
  87. Mathematics

    The formula Total cost = Cost + Shipping cost - Holding cost is used to find the total cost of a business asset. The formula can be written in symbols as T=C+S+H. Solve the formula for C, the the cost of the asset. C=

    asked by Abby on December 17, 2013
  88. Geometry

    To find the height of a flagpole Kasey measured her own shadow and the flagpoles shadow. KAsy's height is 5ft 4 inches. The shadow of the flagpole was 14ft and 3 inches and her shadow was exactly 3 ft. What is the height of the flagpole

    asked by Anonymous on January 19, 2016
  89. Geometery

    For triangle MNP, find the value of x and the measure of each of the three angles. at the top of the triangle is X degrees and that is angle M at the bottom left of the triangle is (2x-1) degrees and that is angle P at the bottom right of the triangle is

    asked by reece on January 19, 2015
  90. Calculus

    Suppose the integral from 2 to 6 of g of x, dx equals 12 and the integral from 5 to 6 of g of x, dx equals negative 3 , find the value of the integral from 2 to 5 of 3 times g of x, dx. A. 45

    asked by Justin on June 14, 2019
  91. Algebra, math

    a plan can fly 1200 miles with the wind in 3 hours, while it takes the same plan 4 hours to fly the same distance against the wind. Find the speed of the plan in still air, and the speed of the wind.

    asked by Mashael on May 29, 2014
  92. algebra 1 help

    One number is 6 more than another. If the sum of the smaller number and 3 times the larger number is 34, find the two numbers. what am i suppose to do i am reading as this but i know i am wrong 34=(x+6)+y*3 n + 3(n+6)=34 n is the smaller. the sum of the

    asked by linda on March 30, 2007
  93. Math

    The average score on a recent test was 75%. One of the students earned a grade of 93% while another student earned a grade of 78%. A total of 23 students took the test. Find the average grade of the remaining 21 students.

    asked by Emily on December 1, 2016
  94. Physics

    Vector points in the positive x direction and has a magnitude of 75m . The vector C=A+B points in the positive y direction and has a magnitude of 95m . Sketch A, B, and C with tails at dot.Find the direction of the vector B

    asked by Hiral on June 28, 2012
  95. chemistry

    A mixture of carbon and sulphur has a mass of 9.0 g. Complete combustion with excess oxygen gives 22.6 g of a mixture of carbon dioxide and sulphur dioxide. Find the mass of sulphur in the original mixture

    asked by KB on September 22, 2011
  96. algebra

    a polynomial equation with rational coefficients has the roots 7+sgrt3, 2-sgrt6 find two additional roots 7-sgrt3, 2+sgrt6 3-sgrt7, 6+sgrt2 7+sgrt3, 2-sgrt6 3+sgrt7, 6=sgrt2 could someone help

    asked by lee on November 14, 2012
  97. statistics

    An urn contains 4 blue balls, 5 yellow balls and 7 red balls. if a single ball is selected, find the probability thet the ball is Red? Not blue? blue or yellow

    asked by Andrea on February 15, 2011
  98. Math

    A ship sailed from port A to port B on the bearing N65°E a distance of 20km sailed from port B to port C on S25°E, a distance of 240km. a) Calculate the distance between A and C b) Find i) Bearing of C from A ii)Bearing of A from C

    asked by Kofi on July 3, 2019
  99. Math

    The art teacher bought some boxes of colored pencils with 7 pencils in each box. She bought a total of 28 pencils. Write an equation that you could use to find how many boxes the art teacher bought.

    asked by Noah on September 5, 2018
  100. maths-probabilty

    Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2

    asked by anoynomous on March 20, 2013

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