Questions Asked on
June 4, 2018

  1. Math

    The feet of two vertical poles of heights 3m and 7m are in line with a point P on the ground the smaller pole being between the taller pole and at a distance 20m from P.The angle of elevation of the top . T of the taller pole from the top R of the smaller

    asked by Foluke
  2. World History

    How did Roman Emperor Commodus deal with Rome's economic problems?

    asked by Anonymous
  3. Math

    Points L and M are equidistant from another K. The bearing of L from K is 330 degree. The bearing of M from K is 220 degree. Calculate the bearing of M from L.

    asked by Kiff
  4. math

    Which answer best completes the following sentence? Two advantages of a confederation are that it ______ and ______. A: prevents abuse of power by a national government; preserves local identity B: concentrates power in state governments; makes national

    asked by math
  5. Chem HELP!

    A student followed procedure in lab using a mixture of Cobalt (ii) choride hexahydrate: COCl2 * 6H2O ... and NaBr. The crucible weights (1.136x10^1) grams, the crucible and sample weighted (1.31x10^1) grams, and the final mass of the crucible and residue

    asked by Fahmi
  6. History

    1.Which geographic features especially challenged settlers on the Oregon Trail? Cliffs and caves. State borders and plains. Rivers and mountains.** Flat grassland. 3.Why were settlers reluctant to settle in the area of Washington before 1846? It had been

    asked by rosalin
  7. Math

    A rock climber started descending from 700m and came down 250m. How far above the sea level did he reach?

    asked by Gauri
  8. Chemistry Stiochiometry

    PLEASE HELP how many grams of AL2(SO4)3 can be made by reacting 50ml 2.8M H2SO4 with 7.4g of AL(OH)3? 3 H2SO4 + 2 Al (OH)3 ----> 6 H20 + AL2(SO4)3

    asked by Yasmine
  9. History

    1.What are typically asked of children during the Htravel on the oregon trail? Collect firewood.** Cook the meals. Hunt deer. Drive the wagon. 2.Why would settlers choose to use oxen to pull their wagons rather than mules? Mules were thought to be

    asked by rosalin
  10. physics

    A lagged copper rod has a uniform cross-sectional area of 1.0cm3 and length 20.0cm. when steady state is attained, the temperature of one end of the rod is 120degree Celsius and other end is 0degree Celsius. Calculate; (1)the temperature gradient (2).rate

    asked by Bill
  11. Math

    A minor arc of a circle subtends an angle of 105 degree at the center of the circle. If the radius of the circle is 8.4 cm, find the length of the major arc. 22/7

    asked by Kiff
  12. Math (Algebra)

    Your phone company charges $0.05 per minute for long distance calls. Write a direct variation model that relates the total cost x to the number of minutes y spent talking on the phone. Idk how to do this?? Apparently, the formula is y=ax

    asked by Sey
  13. computer

    When you use headers and footers in a Word document, by default they appear on __________. odd-numbered pages every page only the first page all pages except the first page B?

    asked by Bri
  14. Maths

    A committee of 6 people is to be selected randomly from a group of 11 men and 12 women. Find the number of possible committees if: a) a particular woman is included b) a particular man is not included c) there are to be 4 women and 2 men

    asked by Fred
  15. Chemistry

    1. how many grams of KOH will neutralize (react with) 0.15 mol HNO3 2. how many liters of 1 M HCl will neutralize 10 ML of 9.2 M NaOH

    asked by Tom
  16. Physics

    a fixed mass of gas at constant pressure occupies a volume.the gas undergoes a rise in temperature so that the Vrms of its molecule is doubled.What is the new volume

    asked by Bill
  17. algebra 2

    Your membership at a movie rental club costs $12.7 per year. The charge for members to rent a movie is $2.29. At the end of the year you figured that the average cost per movie (including the membership fee) was $2.46. How many movies did you rent?

    asked by Liz
  18. Algebra

    What is the answer to in music what does allegro mean Idk the answer Allegra with pizzazz

    asked by Bill
  19. computer

    How would Microsoft Word inform you of the error in the sentence below? (Tip: The error is in bold.) Cory wasn't sure which skateboard to get because he liked both the read one and the blue one. by underlining it with a wavy, red line Microsoft Word's

    asked by Bri
  20. math

    Find the length of the arc on a circle of radius r intercepted by a central angle θ. (Round your answer to two decimal places.) Radius r: 20 feet Central Angle θ: π/4 Arc Length s: radians

    asked by Danny P.
  21. physics

    A 9536kg boxcar traveling at 6.8m/s strikes a second boxcar at rest. The two stick together and move off with a speed of 5.576m/s. What is the mass of the second car?

    asked by Anonymous
  22. English

    What makes genre analysis an important intellectual exercise?

    asked by Ceamus Angelina
  23. physics

    Which of the following is one of the best advantages to using presentation software to create a slide show? A. You do not have to use a computer. B. You can click through the presentation easily. C. You can print slide handouts for your audience. D. You

    asked by dakota
  24. math

    On Friday, the temperature dropped from 18°C to 8°C in 4 hours. At what average rate did the temperature go down?

    asked by Anonymous
  25. Chemistry

    0.5 grms of the magnesium burnt in a closed vessel which contents 0.25grms oxygen. 1)which reaction limiting reagent? 2)find the mass of access reaction?

    asked by Anonymous
  26. math probability

    Laura and Adrian attend a dinner party. The 12 guests are seated at random around a round table, with all seating arrangements equally likely. (a) What is the probability that Laura and Adrian sit next to each other. (b) Explain your answer by giving a

    asked by Steve
  27. Math

    9^2y * 2^x = 72, find the value of x and y.

    asked by Kiff
  28. Science

    What are carbon sources and sinks for (a)The Water cycle (b) The Citrogen cycle (c) The Carbon Cycle

    asked by science
  29. math

    We define two numerical operations labelled T and R. The effect of T is to add 1 to a number. For example, if we apply the operation T to the number 2 three times in a row, we obtain 3, then 4, then 5. The effect of R is to find the negative reciprocal of

    asked by Bob
  30. Physics

    1) A 10 kg car is moving at 44 m/s when it collides with a stationary 71 kg truck. The two cars interlock and move off at what speed 2) A 9 kilogram potato leaves a 155 kilogram cannon with a velocity of 283 m/s. What is the recoil velocity of the

    asked by Lilth
  31. math-- PLEASE CHECK

    If you have a balance of $1,375 on your credit card and your card has a limit of $2,500, what should you pay before the end of the month statement to get it to an acceptable balance (50% debt ratio)? $375 *** $125 $1,250

    asked by Anonymous
  32. Chemistry Stiochiometry

    how many grams of AL22043 can be made by reacting 50ml 2.8M H2SO4 with 7.4g of AL0H3 please help 3H2SO4 + 2ALOH3 --------> 6H20 + AL2SO43

    asked by Anonymous
  33. Physics

    I got 4V1 a fixed mass of gas at constant pressure occupies a volume.the gas undergoes a rise in temperature so that the Vrms of its molecule is doubled.What is the new volume

    asked by Bill
  34. Maths

    F(x)=3x+2 F(g(x)`)=7x+4/3 g(x)=?

    asked by Anonymous
  35. chemistry

    A car is moving at 45.0 miles per hour. How many minutes would it take to travel 228 km? Given: 1.000 mile = 1.609 km. 189 489 106 31.5

    asked by mike
  36. Physics

    please I and my friend has been trying this one. If there there are 2.7*10^19 molecules are there in 1.0cm3 of a gas at 273k and pressure 1.0*10 ^5Pa. How many molecules are there in 1.0cm3 of the gas at 350k and pressure 1.0*10 ^5Pa.

    asked by Bill
  37. English

    1. Put many spaghettis into the boiling water. 2. Put much spaghetti into the boiling water. 3. Put many pieces of spaghetti into the boiling water. 4. Put many spaghetti noodles into the boiling water. [Which one is grammatical?]

    asked by rfvv
  38. algebra 2

    A field goal kicker has made 21 out of 30 attempted field goals so far this season. His field goal average is 0.7. How many consecutive field goals must he make to increase his average to 0.8125?

    asked by Liz
  39. computer

    When you work with headers and footers in Word, the Header and Footer Tools tab or toolbar displays only when you are actually working within the header or footer. True False True?

    asked by Bri
  40. Math

    Suppose you work for the quality control department at Hewlett Packard. You know that ink jet cartridges are sometimes defective. The current defective rate is 8 cartridges per package of 100 (i.e. 0.08) What is the probability of sampling 12 cartridges

    asked by Jaz
  41. 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 260 cm^3, find the volume of the frustum.

    asked by Kiff
  42. Chemistry

    The density of acetone is 0.788 g/mL. What is the volume in mL of a 48 mg sample of acetone? 3.8 x 104 mL 6.1 x 104 mL 6.1 x 10-2 mL 3.8 x 10-2 mL 1.6 x 101 mL

    asked by mike
  43. Math

    The gradient of the tangent to curve y = ax^3 + bx at the point (1,1) is -5. Calculate the values of a and b. dy/dx = 3a^2 + b -5 =

    asked by Kiff
  44. English

    1. Letters to the Editor 2. Letters for the Editor 3. Letters which are sent to the Ediror. ------------------------------ Can we use #2? Does #1 mean #3? 4. They will be useful to someone. 5. They will be useful for someone. [Which preposition do we have

    asked by rfvv
  45. computer

    You use the __________ dialog box to set custom margin measurements. Margins Margin Format Layout Page Setup D?

    asked by Bri
  46. Math Statistics

    Suppose you work for the quality control department at Hewlett Packard. You know that ink jet cartridges are sometimes defective. The current defective rate is 8 cartridges per package of 100 (i.e. 0.08) What is the probability of sampling 12 cartridges

    asked by Jaz
  47. math

    Please guys help me out this question #What is 1/4 in 24?

    asked by kelvin
  48. Math

    Can someone help me convert this into point slope and slope intercept form? m=0, P(3, 117)

    asked by Kishana
  49. physics

    Calculate the following forces for a box with a mass=20.0 kg sitting on an incline of 29.0 degrees and a coefficient of friction which is 0.455. Calculate the parallel force, normal force, and frictional force.

    asked by dakota
  50. Science

    Calculate the position of a 3 cm high object, if it is to produce a 6 cm size real image, using a focal length convex lens of 8 cm.

    asked by T
  51. Math

    -2x^2+4x+3=0 Complete square Quadratic equation

    asked by Ciara
  52. Ethics

    What is the difference between a retributive view of punishment and a deterrence view of punishment?

    asked by Anonymous
  53. Physics

    If there there are 2.7*10^19 molecules are there in 1.0cm3 of a gas at 273k and pressure 1.0*10 ^5Pa. How many molecules are there in 1.0cm3 of the gas at 350k and pressure 1.0*10 ^5Pa.

    asked by Henryo
  54. math

    You are looking for an account to invest your $9,000 in.  You want to know how many years it will take to double if the account you are putting it into gets 10% APR.  Using the Rule of 70, how many years should you be expecting to leave it sit? 7 years

    asked by Anonymous