Questions Asked on
March 17, 2019

  1. Math

    Two pumps are filling a pool. One of them is high power and can fill the pool alone in 2 hours less time than the other can do so. Given that, working together, both pumps can fill the pool in 144 minutes, how long, in hours, will it take the powerful pump

    asked by ???
  2. Math

    What is the slope m of a line that is perpendicular to the line represented by x = 6? (If an answer is undefined, enter UNDEFINED.)

    asked by anonymous
  3. Biology

    the primary function of the sensory division of the peripheral nervous system is to transmit impulses

    asked by FreeFire human
  4. Science

    Chemical energy can be transformed into mechanical energy in a fan. However, what is the step that is missing from the diagram that shows how this transformation works?

    asked by Paisley
  5. chemistry

    What is the net ionic equation for the reaction of formic acid and methylamine

    asked by lora
  6. Math

    Complete the table by solving the parallelogram shown in the figure in the website link below. (The lengths of the diagonals are given by c and d. Round your answers to two decimal places.) www.webassign.net/larpcalclim2/6-2-021.gif a=22 b=39 c= d= θ=58

    asked by anonymous
  7. Math

    The angles of elevation θ and ϕ to an airplane are being continuously monitored at two observation points A and B, respectively, which are 5 miles apart, and the airplane is east of both points in the same vertical plane. (Assume that point B is east of

    asked by anonymous
  8. math

    The sum of ten and the quotient of a number xxx and 666.

    asked by Anonymous
  9. Math

    Write the formula for the parabola that has x-intercepts (−2,0) and (4.6,0), and y-intercept (0,1.5)

    asked by Anonymous
  10. math

    The vertices of ΔABC are A(2, –5), B(–3, 5), and C(3, –3). The triangle is reflected over the x-axis. Use arrow notation to describe the original triangle and its reflection. a. A(2, –5), B(–3, 5), C(3, –3) --> (2, –5), (–3, 5), (3, –3)

    asked by dori
  11. Math - repost

    The angles of elevation θ and ϕ to an airplane are being continuously monitored at two observation points A and B, respectively, which are 5 miles apart, and the airplane is east of both points in the same vertical plane. (Assume that point B is east of

    asked by anonymous
  12. Math

    A bridge is to be built across a small lake from a gazebo to a dock. The bearing from the gazebo to the dock is S 41° W. From a tree x = 100 meters from the gazebo, the bearings to the gazebo and the dock are S 74° E and S 28° E, respectively (see

    asked by anonymous
  13. English

    Nigeria my country 300 words

    asked by Bode
  14. Algebra

    Write an equation of a circle with the given center and radius. center (-7, -6) and radius 2. A. (x+7)^2+(y+6)^2=4 B. (x-7)^2+(y-6)^2=2 C. (x+7)^2+(y+6)^2=2 D. (x-7)^2+(y-6)^2=4

    asked by Drake
  15. physics

    a body whose mass is 40kg runs up a flight of 30 steps each 150mm high in 6 second fine the average power developed

    asked by osimbanyo Genesis okun
  16. English

    can someone who is knowledgeable in english literature please check my answers thank you. 1.)which of the following phrases from ''the rear-guard'' is an oxymoron? a.''blackening wound'' b.''stinking place'' c.''rosy gloom'' d.''unanswering heap'' i chose

    asked by Joshua
  17. chemistry

    Why do some compounds and elements exist as a liquid at room temperature, while others are solids and gases? What forces are involved?

    asked by maath
  18. Math

    Complete the table by solving the parallelogram shown in the figure in the website link below. (The lengths of the diagonals are given by c and d. Round your answers to two decimal places.) www.webassign.net/larpcalclim2/6-2-021.gif a=22 b=39 c= d= θ= °

    asked by anonymous
  19. Math

    A plane flies 505 kilometers with a bearing of 316° (clockwise from north) from Naples to Elgin. The plane then flies 770 kilometers from Elgin to Canton (see figure in the link below). Canton is due west of Naples. Find the bearing of the flight from

    asked by anonymous
  20. Math

    Which would you measure in kilograms? A. the mass of a butterfly B. the capacity of a bottle C. the mass of a basketball D. the length of a river I personally think it's D. I've seen the other questions that are similar just that C. isn't the same answer

    asked by Ms.Sue pls help me
  21. Math

    1. Choose the correct way to read this number. 32.507 A. thirty-two and five hundred seven hundredths B. thirty-two and five hundred seven thousandths C. thirty-two point five zero seven D. three hundred twenty-five and seven hundredths Answer: B 2. Choose

    asked by Anonymous
  22. Math

    1. Select the list that shows the numbers in order from least to greatest. A. 0.37, 0.508, 0.717, 0.33 B. 0.508, 0.717, 0.37, 0.33 C. 0.33, 0.37, 0.508, 0.717 D. 0.508, 0.37, 0.717, 0.33 Answer: C 2. Select the list that shows the numbers in order from

    asked by Anonymous
  23. Math

    An apartment complex has an in-ground pool that is in the shape of a cylinder with a diameter of 18 feet and a height of 5 feet. The pool is filled with water to a depth of 4.5 feet. If each person who enters the pool displaces about 2.5 cubic feet of

    asked by Daja
  24. Math

    Find the volume of the rectangular prism A) 23in B) 297in C)318in D) 159in

    asked by Anon
  25. Math

    1. Choose the list that shows these numbers in order from smallest to largest. 0.32, 0.321, 0.3, 0.345 A. 0.321, 0.32, 0.3, 0.345 B. 0.3, 0.32, 0.321, 0.345 C. 0.32, 0.3, 0.345, 0.321 D. 345, 0.321, 0.32, 0.3 Answer: B 2. Choose the list that shows these

    asked by Anonymous
  26. Rational Expressions

    Simplify. State the restrictions on the variable. (6y-30/(y-1)) * (5y-5/3y^2-15y)

    asked by Linda
  27. Math

    An aquarium tank is built as a cylinder with a radius of 10 ft and a height of 12 feet. If the water weighs 62.43 lb per cubic foot, what is the weight of the water in the aquarium when it is full of water? Use 3.14 for pi and round to the nearest pound.

    asked by Daja
  28. Physics

    So I have this lab where one of the questions asks to find the average acceleration (m/s^2) The formula is a=v2-v1/change in time I don’t understand how to solve this since I only have the average time and distance in (m) for the marble

    asked by John
  29. Chemistry

    At 603K,Kc for the reaction NH4Cl(g)NH3(g) + HCl(g) is 0.011.What is the equilibrium concentration of NH3(g) if the initial concentration of NH4Cl(g) is 0.500M?

    asked by Nibert
  30. Math

    1. Select the proper fraction. A. 3/3 B. 4/1 C. 12/6 D. 2/17 Answer: D 2. Select the proper fraction. A. 6/3 B. 8/1 C. 15/15 D. 3/11 Answer: D 3. Select the proper fraction. A. 11/11 B. 4/1 C. 9/10 D. 5/3 Answer: C 4. Select the improper fraction. A.14/18

    asked by Anonymous
  31. Math

    Select the correct way to read this number: 68.018. A. sixty-eight and eighteen hundredths B. six hundred eighty and eighteen hundredths C. sixty-eight point one eight D. sixty-eight and eighteen thousandths Answer: D

    asked by Anonymous
  32. Calculus

    Calculate the area under the graph of f(x)=1/(x^2+1) in the first quadrant a) pi/4 b) pi/2 c) pi d) infinite

    asked by Alice pleaseeeeee
  33. History

    Which defines caste system? Hindu practice of determining social status by birth Muslim system of separating men and women in society European feudal practice of granting knighthood to a warrior Buddhist belief of spiritual equality based on nirvana

    asked by Mikiah
  34. Geometric Progression

    The second term of a geometric Progression is 12 more than the first term. If the common ratio is half of first term, find the third term.

    asked by TrustGod
  35. Math

    What is the relationship between two lines whose slopes are −7 and 1/7? a) The lines are parallel to each other b) The lines are mirror images of each other, reflected over the x-axis c) The lines always cross at the origin. d) The lines are mirror

    asked by ghost
  36. Math

    1) Use the point on the line and the slope m of the line to find three additional points through which the line passes. (There are many correct answers.) (3, −2), m = 0 a) (3, −2), (3, −4), (3, −6) b) (3, 4), (3, 1), (3, 11) c) (6, −2), (6,

    asked by anonymous
  37. physics

    A driver of an 1800kg/hr including passengers travelling at 25m/s slams the brake locking the wheels on the dry pavement. The coefficient of kinetic friction between the rubber and the dry concrete is typically 0.7.calculate how far the car will travel

    asked by korede
  38. Math

    Select the improper fraction that is not equivalent to the whole number 3. A. 21/7 B. 21/9 C. 3/1 D. 27/9 Answer: B

    asked by Anonymous
  39. Science

    Compare and contrast types of infectious agents and how they spread

    asked by help plz
  40. math

    What is the percentage of sugar in the syrup made of 10 kg of water and 15 kg of sugar?

    asked by Anonymous
  41. Physics help

    find the average acceleration (m/s^2) The formula is a=v2-v1/change in time I don’t understand how to solve this since I only have the average time and distance in (m) for the marble Please explain using steps I’m really stuck

    asked by .
  42. math

    Jill said that an angle is made of two rays.is she correct? explain

    asked by Adel
  43. 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 omnia
  44. English

    If I had studied harder If I had studied hard What is the difference between them?

    asked by Mad Maxim
  45. Physics

    In using a pulley system,an Effort of 100N is needed to raise steadly a load of 800N.(a)what is the mechanical advantage?(b)if this Effort moves through a distance of 20m and the load is moved up a distance of 2m caculate the velocity ratio.

    asked by Jessy
  46. calculusII

    how does thederivative of -2xcos(x^2)= -4xcos(x^2) -2sin(x^2) and not -4x^2cos(x^2) -2sin(x^2)?

    asked by KKK
  47. maths

    The debate team has m members. Each member sold 8 coupon books as a fundraiser. What is the expression that shows the number of coupon books the club sold.

    asked by Hayat
  48. Geology

    If the earthquake in Forks,WA is ranked 7.1 M, list the modified mecalli intensity ranking and explain the expected damage associated with this magnitude of an earthquake. Please help ASAP!!! :(

    asked by Andrea
  49. mechanices

    the resultant of two forces is p and q is R.if q is doubled and R is also doubled,if q is reversed.show that p:q:r=2:3:2

    asked by janu
  50. Science

    Do error bars show systematic error or random error or both?

    asked by May