Questions Asked on
September 2, 2015

  1. Physics

    An athlete swims from the North end to the South end of a 50.0 Meter pool in 20.0 seconds, and makes the return trip to the starting point in 20.0s A. What is the average velocity for the first half of the swim B.What is the average velocity for the

    asked by Chris
  2. Chemistry

    Classify each of the following as a heterogeneous mixture (M) or homogeneous mixture (S)or compound (C) or element (E). oxygen dissolved in water - S carbon mixed with sand - M apple juice - S vegetable soup -M sour, curdled milk -M steel -S hydrogen -E

    asked by anonymous
  3. Algebra 2

    The Ferris wheel in the figure has a radius of 68 feet. The clearance between the wheel and the ground is 14 feet. The rectangular coordinate system shown has its origin on the ground directly below the center of the wheel. Use the coordinate system to

    asked by alleykatt38
  4. Physics

    The weight of an astronaut plus his space suit on the Moon is only 270 N. A. How much do they weigh on Earth, in Newtons, assuming the acceleration due to gravity on the moon is 1.67m/s^2= 1584is this right? B. What is the mass of the astronaut and his

    asked by Flo
  5. Chem

    Am i correct for the following? 1. "quick data" such as that of a mass measurement on a balance located at the far side of the lab, can be recorded on a paper scrap and then transferred to the report sheet at your lab station. TRUE? 2. the lab

    asked by Denna
  6. cal

    Find c , given that a = 18.2, B = 62°, and C = 48°. Round answers to the nearest whole number. Do not use a decimal point or extra spaces in the answer or it will be marked incorrect. c = a0

    asked by ds
  7. Algebra

    City Highest Lowest Elevetion(ft) elevation(ft) Long Beach,Ca. 360 -7 New Orleans,Ca. 25 -8 1. The table shows the highest and lowest elevetions for two cities. A. Find the range of elevetions for Long Beach. B. Find the range of elevations for New

    asked by Mike
  8. algebra

    A student runs 100 meters in 11 seconds. What is the speed of the student? speed = distance over time; 1 mile = 1609 meters 9.1 miles per hour 16 miles per hour 20.3 miles per hour 24 miles per hour pls help

    asked by oscar
  9. Science-AP Chem

    Determine the volume (in mL) of 1.0 teaspoon. 1 tablespoon= 3 teaspoons; 1 tablespoon= ½ fluid ounce. Can you help me solve this?

    asked by Zef
  10. Chemistry

    Is it true that good accuracy of data ALWAYS indicates good precision?

    asked by Denna
  11. Chem

    The standard width between rails on north American and most European railroads is 4 ft 8 inches. Calculate this distance in… a. Centimeters-----142.24cm? b. meters -------- 1.4 m? is this correct?

    asked by Denna
  12. Math

    A local coffee shop serves 2/9 as many customers as a shop run by a national coffee chain. The shop run by the chain serves 502 customers a day. About how many customers does the local shop serve in a day (round to the nearest whole number)? A) 45 B) 112

    asked by Kaleem
  13. algebra

    what is an algebraic expression for the following word phrase 6 times the difference of b and p

    asked by ciara
  14. Tribhuwan

    sheila has taken five tests so far this semester. if she gets a 70 on her next test, it will lower the average of her test scores by four points. what is her average now?

    asked by Pwnmgr
  15. Algebra

    Which resource provides instructions and practice related to the content in the online textbook. A. TI - Nspire *** B. Sample work C. Power Algebra D. Teachlet tutorial

    asked by Abby
  16. Chem

    The mass of a beaker is 5.333g. After 5.00 mL of a concentrated hydrochloric acid solution is pipetted into the beaker, the combined mass of the beaker and the hydrochloric acid sample is 11.229 g. From the data, what is the measured density of the

    asked by Amy
  17. Math

    There are 12 marbles in a bag, and the marbles are either yellow or green. Two marbles will be randomly picked from the bag, without replacing the first one picked. The probability that both marbles will be yellow is 5/33 . How many YELLOW marbles are in

    asked by Kaleem
  18. Science

    Hurricane Katrina, which hit the Gulf Coast of Louisiana and Mississippi on August 29, 2005, had the second lowest ever recorded barometric pressure at 920mb. Convert this pressure to units of atmospheres, and inches of Hg. 1 bar = 0.98692 atm 0.92 bar =

    asked by Alexis
  19. Chemistry

    Which of the following statements about isotopes is/are true? a. Because isotopes have different numbers of neutrons, they have different mass numbers. b. because neutrons determine an atom's chemical properties, isotopes of the same element are very

    asked by Aleksandra
  20. math! please help!

    For a boat to float in a tidal bay, the water must be at least 2.7 meters deep. The depth of the water around the boat, d(t), in meters, where t is measured in hours since midnight, is d(t) = 5 + 4.6 sin(0.5t). (a) What is the period of the tides in hours?

    asked by Natalie
  21. Math

    Heather has a bag with 16 red blocks, 11 blue blocks, 9 purple blocks, 15 green blocks, 8 yellow blocks, and 20 orange blocks. If she was to draw a block out of the bag, record the color and replace the block back in the bag, repeating 500 times, what

    asked by Kaleem
  22. chemistry

    A solution of KOH is prepared by dissolving 2.00 g of KOH in water to a final volume of 250 ml of solution what volume of this solution will neutralize 20.0 ml of 0.115 mol/L sulfuric acid? amount of KOH= 2.00g(1mol of KOH/ 56.01g)= 0.357 moles

    asked by Mariam
  23. math

    A mile is 5280 feet. Between which two integers is the elevation in miles?

    asked by Gabriella
  24. Chemistry

    Dividing 0.32g of sulfur by its density of 2.07g/cm^3 results in an answer with three significant figures? Am I right?

    asked by Robert
  25. physics

    A man is standing beneath two rain clouds, equidistant from each cloud, as shown in the figure. Cloud A has an excess of 7.1 104 negative charges while cloud B has 7.1 104 positive charges (where a charge has magnitude e). (a) What is the magnitude of the

    asked by kate
  26. TVTC

    Physics...a diver of mass m drops from a board of 10m above water surface. find his speed at 5m

    asked by mumbi
  27. calculus

    determine the diameter of closed cylindrical tank in meters if the volume is 11.3m^3 to get min. surface area.

    asked by .do
  28. 5th grade

    a professional baseball team won 84 games this season. the team won 14 more games than it lost. there were no ties. how many games did the team lose? how many did it play?

    asked by Mary Lee
  29. math help please

    Which sum will be irrational? (1 point) 3 + 2 start root 19 end root plus start fraction 7 over 2 end fraction Start Fraction 18 over 3 End Fraction plus Start Fraction 11 over ten thousand End Fraction. –6 + (–3.251) Which product will be rational? (1

    asked by Anonymous
  30. american history

    What factors led the wartime alliance between the United States and the Soviet Union to disintegrate into the Cold War?

    asked by Alex
  31. Social Studies

    Use the quote to answer the question: "The natives are too happy to share…… for a copper kettle and a few toys, as beads and hatchets, they will sell you a whole Country…." Which European power was able to purchase a valuable island with "a few

    asked by Anonymous
  32. Math

    Create a table for each set of values. Test each table for equivalent ratios to find which set of values describes the proportional relationship of the two quantities. 66 ounces of peanuts to 89.1 ounces of walnuts

    asked by Kaleem
  33. Life orientaion

    South Africa has many environmental issues tha pose a major challenge to our health. These issues can make one sick. Write two paragraph. Choose one issues from your list as your topic and provide two brief description of the issues. Illlustrate three ways

    asked by Phakamani zulu
  34. Math

    Stephanie runs 5 days a week. Her distances for 5 days are 2.8 miles, 3.3 miles, 3.9 miles, 4.3 miles, and 4.9 miles. Which is the best estimate for the number of miles she ran? A) 19 miles B) 21 miles C) 23 miles D) 25 miles

    asked by Kaleem
  35. math

    The desert temperature, H, oscillates daily between 36°F at 4 am and 56°F at 4 pm. Write a possible formula for H in terms of t, measured in hours from 4 am. I thought the answer is -10cos(1/6pi times t) +46 but it got marked wrong. I thought that the

    asked by Natalie
  36. economics

    what is abnormal supply

    asked by kemi
  37. Astronomy

    You walk for 15 mins at 3.8m/s and then decide to run for 12 minutes at 2.5m/s. What is your average speed? My work: 15m+12m=27mins. 3.8m+ 2.5m=6.3m/s. 27+6.3= 33.3 (move decmil) to 3.33m/s

    asked by Frustrated!
  38. Reading

    In which sentence is the word periscope used correctly? A. Excited about her finding, the scientist used a periscope to view the organisms in the water sample.**** B. On the night of the full moon, we used the periscope to look at the sky. C. Sitting

    asked by Anonymous
  39. help please with math thanks

    Which sum will be irrational? (1 point) a.3 + 2 b.start root 19 end root plus start fraction 7 over 2 end fraction c Start Fraction 18 over 3 End Fraction plus Start Fraction 11 over ten thousand End Fraction. d. –6 + (–3.251) Which product will be

    asked by Anonymous
  40. math help ms sue please

    Which sum will be irrational? (1 point) 3 + 2 start root 19 end root plus start fraction 7 over 2 end fraction Start Fraction 18 over 3 End Fraction plus Start Fraction 11 over ten thousand End Fraction. –6 + (–3.251) Which product will be rational? (1

    asked by Anonymous
  41. history

    Which of the following descriptions applies to the Ku Klux Klan? The organization was centrally organized. It served the interests of Democratic politicians engaged in "redeeming" the South. The organization was used exclusively by planters. The

    asked by jacqueline
  42. science

    . Three charges are positioned as indicated in the figure. Calculate net force exerted on the +15 µC charge by the +11 µC and +13 µC charges

    asked by patrick
  43. Thermodynamics

    What is the ideal work for the separation of an equimolar mixture of methane and ethane at 175 C and 3 bar into product streams of pure gases at 35 C and 1 bar if Tsigma = 300 K?

    asked by Flynn
  44. Math

    The food stand at the zoo sold 2,514 pounds of hamburger last month.the average cost of a pound of hamburger is $2.Jeremy estimates that about 6,000 worth hamburger was sold last month.Is this less than or greater than the exact answer?

    asked by Zane
  45. Math

    A bag of marbles contains 5 red, 3 blue, 2 green, and 2 yellow marbles. What is the probability that you choose a red marble and then a green marble assuming you replace the first marble? A) 1/ 24 B) 5/ 72 C) 5/ 66 D) 5/ 6

    asked by Kaleem
  46. biology

    which of the following is a characteristic that could be applied to both living and nonliving things

    asked by ciara
  47. algebra

    why is 0.57 considered a rational number?

    asked by jo
  48. ms sue math help please or anyone

    Which sum will be irrational? (1 point) a.3 + 2 b.start root 19 end root plus start fraction 7 over 2 end fraction c Start Fraction 18 over 3 End Fraction plus Start Fraction 11 over ten thousand End Fraction. d. –6 + (–3.251) Which product will be

    asked by Anonymous
  49. Math

    The perimeter of a square must be greater than 104 inches but less than 150 inches. Find the range of possible side lengths that satisfy these conditions. (Hint: the perimeter of a square is given by P=4s, where s represents the length of a side).

    asked by Whitney
  50. Math

    Express the number in words in the pakistani system 35946312789

    asked by Noor
  51. math

    Julia spent 1/3 of her money. Then she lost 1/2 of the rest. She now has $10 left. How much did she get for her birthday?

    asked by Katy
  52. Residensia secondary school

    formulate a hypothesis for this investigation of to determine wether expired air contains carbon dioxide. Apparatus are two beakers/ test tubes/straws,two drinking straws and clear lime water

    asked by Maokaneng
  53. Finance

    Building an Income Statement Papa Roach Exterminators, Inc., has sales of $586,000, costs of $247,000, depreciation expense of $43,000, interest expense of $32,000, and a tax rate of 35 percent. What is the net income for this firm?

    asked by Stephanie
  54. Government

    how do you think the framers would respond to the broad interpretation of the preamble intent embraced by many modern political leaders

    asked by Tee
  55. math

    Order from least to greatest 7/12,0.75,5/6

    asked by Lupe
  56. Chemistry

    Which is more soluble in water? Briefly explain why. Acetic Acid: CH3CO(OH) OR Ethanol : CH3CH2OH I think its acetic acid because when observing its structure it is more polar than ethanol. And when using the like dissolves like rule, a more polar molecule

    asked by Mia
  57. math

    you have 2 positive numbers. One number is one-fifth of the other number.The difference between the two numbers is 152, find the numbers.

    asked by paul
  58. Math

    Two planes leave New Orleans at the same time. Plane A heads north and Plane B heads south. After 4 hours and 15 minutes, the two planes are 4568.75 miles apart. Also, Plane A is traveling 53 mph faster than Plane B. At what speeds are the two planes

    asked by Will
  59. math

    You are skier A, the first skier in a skiing event with three other skiers. Compared to your time, skier B is slower, by a time of +00:28. Skier C has a time of +02:13, and skier D has a time of -01:24. Who is the fastest skier.

    asked by ruby
  60. check my work

    8. Which of the following is a successful result of the Reconstruction? (1 point) states could limit voting rights in elections more African Americans could go to school segregation kept the races apart or separate sharecropping helped poor blacks own land

    asked by cj
  61. Math

    Create a table for each set of values. Test each table for equivalent ratios to find which set of values describes the proportional relationship of the two quantities. 66 ounces of peanuts to 89.1 ounces of walnuts A) (5, 7)(60, 84)(47, 65.8) B) (36,

    asked by Kaleem
  62. calculus

    determine the diameter of closed cylindrical tank in meters if the volume is 11.3m^3 to get min. surface area

    asked by .do
  63. Math

    Write an equation and solve : How many tickets does the drama club have to sell if they want to make $150 and they are charging $3 for each ticket ?

    asked by Ayleen
  64. U.S. History

    I am struggling to answer the following question. Q: How did the types of settlements influence the way each was governed? This is all I have written so far. ): A: The various types of settlements greatly influenced the way each was governed. For example,

    asked by Victoria
  65. Math

    Check my answers please. 1. What is the solution to 5 + t = 23 a. 28 b. 18 ** c.-18 d.-23 2. What is the value of b if -7 + b = -8 a. b = 15 b. b = 1 ** c. b = -1 d. b = -15 3. What is the solution to 5q = -75 a. q = -25 b. q = -15 c. q = 15 ** d. q = 25

    asked by Briona
  66. Pre-Calc

    Is 300 an angle between 0 and 360 degrees that is coterminal with -780 degrees?

    asked by Anonymous
  67. Math

    Sara is thinking of a number. When she rounds her number to the nearest hundred, she gets700. What is the greatest number Sara can be thinking of? Explain.

    asked by Bryce
  68. Math

    Amy is building a house. The basement floor is at -15 feet. The roof of the house is above the ground 25 feet. Express the comparison of heights as an inequality. Explain the meaning of the inequality.

    asked by Liz
  69. PHYSICS

    Why are cars made with bumpers that can be pushed in during a crash?

    asked by AKASH
  70. math

    You are skier A, the first skier in a skiing event with three other skiers. Compared to your time, skier B is slower, by a time of +00:28. Skier C has a time of +02:13, and skier D has a time of -01:24. Who is the fastest skier

    asked by ruby
  71. physics(relativity)

    A boy runs a 100m distance in 20s as measured by an observer on earth.how long does it take according to an observer in space ship moving with speed of 0.98c for the boy to complete the run? What is the length of the track according to the moving observer

    asked by ebraheem
  72. Spelling

    Does the word swimming have any silent letters? Is the second letter m silent?

    asked by Lee
  73. Math

    If you were a biologist counting very large numbers of cell as part of your research, give several reasons why you might prefer to record your cell counts in scientific notation instead of standard notation?

    asked by Tisy
  74. Finance

    Suppose the firm in paid out (sales of $586,000, costs of $247,000, depreciation expense of $43,000, interest expense of $32,000, and a tax rate of 35 percent) $73,000 in cash dividends. What is the addition to retained earnings?

    asked by Stephanie
  75. math

    How to solve H+|-8|=15

    asked by tomeisha
  76. Math

    Amy is building a house. The basement floor is at -15 feet. The roof of the house is above the ground 25 feet. Express the comparison of heights as an inequality. Explain the meaning of the inequality.

    asked by Liz
  77. Math

    Heather has a bag with 16 red blocks, 11 blue blocks, 9 purple blocks, 15 green blocks, 8 yellow blocks, and 20 orange blocks. If she was to draw a block out of the bag, record the color and replace the block back in the bag, repeating 500 times, what

    asked by Kaleem
  78. Physics

    Jill and Traci are side by side in their cars at a red light. When the light changes, Jill takes off with an acceleration of 2.4m/sec^2. Traci waits 3 seconds and then takes off with an acceleration of 4m/sec^2. How long will it take her to catch Jill?

    asked by Rosie
  79. Algebra

    Maria needs $2.45 to buy a magazine. The only money she has is a jar of nickels and dimes. Write an equation in standard form for the different amounts of nickels x and dimes y she could use. I tried .05x +.2y+2.35 but could not figure it out

    asked by Donna
  80. Finance

    Suppose the firm (has sales of $586,000, costs of $247,000, depreciation expense of $43,000, interest expense of $32,000, and a tax rate of 35 percent) had 85,000 shares of common stock outstanding. What is the earnings per share, or EPS, figure? What is

    asked by Stephanie
  81. Physical Chemistry

    Calculate the difference between H and U when 1 mole of water is boiled at 373 K and 1 atm. The volume of 1 mole of perfect gas at 373 K is 0.03 m3 and the volume of liquid water may be neglected. (1 atm = 105 N m-2) what equations should be used ?

    asked by S
  82. U.S. History

    Can someone help me answer this questions? Why did a totalitarian regime rise in Germany in the 1930s? Explain at least three factors that led many Germans to embrace a totalitarian regime.

    asked by Sarah
  83. Math

    Calculate the sum of all possible two-digits numbers using the digits 3 and 4

    asked by Noor
  84. Math

    Heather has a bag with 16 red blocks, 11 blue blocks, 9 purple blocks, 15 green blocks, 8 yellow blocks, and 20 orange blocks. If she was to draw a block out of the bag, record the color and replace the block back in the bag, repeating 500 times, what

    asked by Kaleem
  85. Chemistry

    In the last part of this experiment, the temperature of tap water was recorded for fifteen minutes as the tap water was heated in a beaker. Identify the dependent and independent variable. (THE TEACHER Just said THE DEPENDENT AND INDEPENDENT VARIABLE but

    asked by Sophia
  86. history

    The ______________________________ signaled the end of the Reconstruction era and completed the repudiation of the idea, born during the Civil War and pursued during Congressional Reconstruction, of a powerful federal government protecting the rights of

    asked by jacqueline
  87. math

    John is doubling a cake recipe. The recipe calls for 1/4 cup of butter. How much butter should John use?

    asked by Veronica
  88. Chemistry

    Write a brief discussion of the relationship between the atomic spectrum (number and position of the lines) and the electronic structure (shell model) of the gases. I know that the bigger the atom, less energy and so does that have something to do with

    asked by Anonymous
  89. ela

    Your “purpose” in reading is the reason you are reading the accomplishments you achieve sharing new words with others finding people who know the story pls help.. I think its a

    asked by oscar
  90. history 1302

    How often were most cowboys paid?

    asked by jacqueline
  91. chemistry

    determine the volume of oxygen calculated at STP which is liberated when 43,4g mercury oxide decomposes completely into mercury and oxygen

    asked by deempho
  92. Geography

    About how far is southern tip of South America from the Equator?

    asked by Gianna
  93. Math

    How do you simplify 9x(7-4)^2+9? I'm willing to work and find the answer but I'm not sure how to get the answer?

    asked by Ams
  94. Life orientaion

    Illustrate three ways on how this issues can impact negatively to the health of the people in your community.

    asked by Phakamani zulu
  95. Biology

    Of the following, which is the most likely consequence of a manufacturing plant dumping its chemical waste into a nearby stream? increased oxygen levels in the water decreased flow rate of the stream loss of a keystone species an algal bloom

    asked by Steve
  96. U.S. History (Ms. Sue)

    I am struggling to answer the following question. Q: How did the types of settlements influence the way each was governed? This is all I have written so far. ): A: The various types of settlements greatly influenced the way each was governed. For example,

    asked by Victoria
  97. Life orientaion

    South Africa has many environmental issues that pose a major challenge to our health. These issues can make one sick

    asked by Phakamani zulu
  98. Elementary Euclidean Geometry(Math)

    Little Joseph once said: I was once asked to prove that (PROOF ONE) in a right triangle, the sum of the squares of two sides equals the square of the third. Smart little rascal that I am, I proved it with ease. I was then asked to prove that (PROOF 2) if

    asked by Dav
  99. american history

    How did the New Deal affect women, African Americans, and Native Americans?

    asked by Alex
  100. ALGEBRA

    Chris paid $7.35 for 3 oranges. how much does each orange cost? My answer is below 7.35 /3 =c $2.45 Is this correct? Simplify 7x^2 + 4.5y-3y + x^2-5x my answer 7x^2 + 1.5y-5x is this correct?

    asked by BUBBLES
  101. Power transmission

    What is the factor of safety for a steel hanger having an ultimate strength of 70,000 Newton per cm2 and supporting a load of 89.6 kN.The hanger has a cross sectional area of 6.4 cm2.

    asked by jay
  102. Pre-Calc

    Find the degree measures of the radians given. 1. pi/15 rad = 12 degs 2. -9pi/2 = -810 degs 3. 5pi/3 = 300 degs 4. -3pi/4 = -135 degs 5. pi/10 = 18 degs 6. -11pi/15 = -132 degs 7. In which quadrant is -11pi/9? = quadrant 2 8. Find one positive and one

    asked by Anonymous
  103. Physical science

    Consider the following reaction that occurs at STP:what mass of N2 gas is needed to react with 12g H2 gas?

    asked by Thandi faith mapili
  104. life orientation

    what are four environmental issues that cause ill-health?

    asked by ayanda
  105. Mathematics in Science

    Calculate the area, with the appropriate number of significant figures, of a rectangular room that is 14.10 m wide by 15.o m long. 212.m^2 211.5 m^2*** 29.1 m 29.10 m

    asked by Helpppppppppppppppp Plzzzzzzzzzzz
  106. Math word problem

    Danika has 5 red buttons. She has 3 times as many yellow buttons. how many buttons does she have? A) 15 B)20 C) 25 D). 30

    asked by Lovely
  107. Algebra

    The length of the rectangular plot is 4 times its breath. If length is decreased by 18m and breadth is increased by 18m then it becomes a square.find the lenth smd breath of the rectangle

    asked by Arko
  108. Chemistry

    A store owner would like to install a red illuminated sign. However, when she goes to purchase the sign, the list only includes the types of gases used, rather than the colors they produce. Which gas (H, Kr, He, Ne, Xe, or Ar) would you suggest she buy? In

    asked by Anonymous
  109. Math

    How do I solve for the limit of ((x^500)-1)/(x-1)?

    asked by Jordan
  110. Physics Lorentz contraction

    This seems like a pretty straightforward question but it's just not making sense at the moment. A meter stick is projected into space at so great a speed that its length appears to have contracted only 50 cm. How fast is it going? So you want the velocity,

    asked by paul
  111. Chemistry

    Is fermentation an irreversible reaction?

    asked by Stoof
  112. French

    Are these sentences correct? J’aime jouer au basket le dimanche à deux heures de l’après-midi. J’aime courir le mardi à six heures du soir. J’aime écrire le mercredi à dix heures du matin. J’aime jouer au tennis le mardi à midi. J'aime

    asked by Anonymous
  113. biology

    Disadvantages of cross pollination

    asked by lillian
  114. math

    How to slove 1.3(2)+p=7.9

    asked by tomeisha
  115. Pre-Algebra/Math8

    whats the answer to this question:in a city, the record monthly temperature for july is 88°F. the record monthly low temperature is 30 °F. what is the range of temperatures for july?

    asked by acm
  116. Information Literary Lesson 2

    The search engine Bing Offers

    asked by LUPU
  117. statistics

    N(0,7.6) Find the proportion of observations that are between -10 and 10. please show your steps

    asked by Light yagami
  118. Math

    A mechanic can do a job in 2hr. It takes his assistant 3hr to do the same job how long would it take them to complet the job if they worked together?

    asked by Anonymous
  119. science

    the spectator ions of all substance that are soluble of the reaction

    asked by kholofelo
  120. World Geography

    if 1/2 inch equals to ten miles how many inches are there in thirity miles ?

    asked by Matt
  121. Math

    The area of a retangle is 60 square inches. If the length is 12, what is the width?

    asked by Amy
  122. English Language & Composition

    The following BODY paragraph appeared in a student essay submission. Read it carefully, identifying srengths and weaknesses in the margins and fixing any errors with regard to content, style, grammar, and mechanics. I this already & I could only find that

    asked by Zoe
  123. physics

    Consider a circuit with an input voltage, a resistor, and a capacitor, as shown in • Imagine that the input voltage initially has size 12 volts at t = 0. At t = 10 it drops down to a value of 5 volts, which it then maintains indefinitely. Setting R = 3

    asked by tendeukai
  124. MATH

    Write 2^8 x 16^3 x 64 as a power of 4 ? THANK YOU :)

    asked by Camz
  125. physics

    Consider a circuit with an input voltage, a resistor, and a capacitor,Imagine that the input voltage initially has size 12 volts at t = 0. At t = 10 it drops down to a value of 5 volts, which it then maintains indefinitely.Setting R = 3 and C = 2 formulate

    asked by tendeukai
  126. calculus

    find the largest cylinder w/ height h that can be inscribed in a cone w/ height H

    asked by dope
  127. physics

    What is the refractive index of a material that produces an incident angle of 29degrees and refractive angle of 30 degrees? Using Snell's law

    asked by selemeng
  128. kwapata high school

    Identify four environmental issues that cause ill-health to your community

    asked by sibonelo
  129. MATH

    The ratio of two angles of a triangle is 3:2.The remaining angle is the smallest which is half the largest angle of the triangle. What is the measure of smaller angle of a parallelogram if sum of both smaller angles of the triangle is equal to the larger

    asked by MAMTA
  130. English

    1. I don't think it's good to get so many side dishes. 2. I don't think it's good to receive so many side dishes. 3. I don't think it's good to have so many side dishes. ================= #1 is correct,right? How about #2 and #3? Can we use 'receive' or

    asked by rfvv
  131. math

    6 2/5 divided by 320

    asked by Zion
  132. Stat

    The following data are the number of persons who were waiting in line at a fast food counter at 100 randomly selected times during the week. At the 0.05 level, test whether the population of these values could be Poisson distributed. x = Number Number of

    asked by George
  133. Math

    520 square yards approximate each side of the garden by the nearest tenth I was thinking I had to divide each side by 9

    asked by Precious
  134. science

    A boy runs a 100meter distance race in 20seconds as measured by an observer on earth.how long does it take according to an observer in space ship moving with speed of 0.98c for the boy to complete the run? What is the length of the track according to the

    asked by euro
  135. Math (functions)

    If we have the function f(x) = (ax + b) / (cx + d) with a,b,c,d real numbers for which values of a,b,c,d is the following true f(f(x)) for all x I do a whole lot of algebra and get that that a,b,c,d must satisfy some conditions : c*(a+d) = 0 (d^2) - (a^2)

    asked by Anonymous
  136. Math

    Helen collect 4 quarters ,492 nickels and 212 pennies . She wanted to divide them into 4 equal groups of quarters ,pennies ,and nickels.how many of each type of coin were in each group ?

    asked by AnnaChavez
  137. ALGEBRA

    Can someone explain how the answer is 8x and not 7x? Simplify 7x^2 + 4.5y-3y + x^2-5x answer 8x^2 + 1.5y-5x

    asked by BUBBLES
  138. English

    What size do you wear? 1. A size six. 2. I wear a size six. 3. I wear size six. ======================= Which ones are correct answers? Do we have to use 'a' or not before 'size six'?

    asked by rfvv
  139. Math

    28) Solve the equation for x. -2 - 3/4x = 10 A) -16 B) 0 C) 16 D) -32/3

    asked by Kaleem
  140. american history

    What were the causes of World War I?

    asked by Alex
  141. English

    Can you please send me some examples of metaphor?

    asked by Seema
  142. calculus

    Find the area bounded by the curve y=1/2+2, the x-axis, and the lines x=1 and x=4. a.7 1/2 b.10 2/3 c.16 d.28 1/2

    asked by tammy
  143. math

    How do I work 2s^3-4r^2 if s=5 and r=1?

    asked by julie
  144. MATH

    Simplify: (1/x)^4 ________ (1/x)^5 THANK YOU :)

    asked by Camz
  145. Maths

    Among1/9, 3/2, 4/5, 19/20 the largest fraction is ___________

    asked by 123
  146. Math

    If a 20 inch pully runs at 350rpms, what size does the second pully have to be to run at 3500rpms? I Don't remember the equation all I am looking for is the equation please

    asked by Charlie
  147. Science

    Hello, I just started my chem class today and I am totally stuck on this question: Hurriance Katrina had the 2nd lowest ever recorded barometric pressure at 0.920 mb. Convert this pressure to units of… a. atmospheres. b. Inches of Hg. I know i need to

    asked by Elizabeth
  148. algebra

    d - 8 = 12 _____ - 2 I'm not sure how to begin.

    asked by Ames
  149. math

    Please help. mr trocki is the groundskeeper for a vacation resort. he has programmed the sprinkler system to run at night in three different zones. The sprinklers turn on at midnight and run until 7am. the fist zone runs every 90 minutes, the second zone

    asked by Hannah
  150. Chemistry

    why is graphing a useful way for scientists to display data?

    asked by Josh
  151. health part 2

    ________ is a medicine used to fight HIV infection

    asked by hasi
  152. Math

    Explain a+b+c if a represent positive numbers and c represents a negative number.

    asked by Amy
  153. math

    How to solve X-12÷6=9

    asked by tomeisha
  154. Algebraic word problem damon or steve plz interven it urgent

    precious father is 5times older than his daughter precious and precious is twice as old as his brother mathew.in two year time the sum of there age wil 58 how old is precious nw

    asked by edward
  155. English

    Quality openings typically exhibit the following components: SCENARIO: told in the 3rd person-even if t happened to you-- that connects creatively to the essay's central idea; instead of "I," use appositives to describe yourself ; a disinterested teenager,

    asked by Jake
  156. Foods

    I need an example of a food journey that takes a great toll on the environment and a food that makes a small impact on the environment. Thank you.

    asked by Victoria
  157. Physics

    How do you do conversions. Ex. 100mA Ex. 12.24Gm. Etc.

    asked by Ella
  158. Astronomy

    A bicycle trip takes 50.4 seconds. What is the average speed of the bicycle? my work: 50.4/ 680m = 13.49m/s

    asked by Frustrated!
  159. reading

    In order to change information from useless facts into information you can absorb and retain, you should do which of the following? A. Ask questions B. Draw conclusions C. Anticipate information to come D. All of the above Im thinking A or D?

    asked by anon
  160. English

    1. This is the boy who Jane likes. 2. This is the boy whom/that Jane likes. ---------------- #2 is grammatical, but what about #1? Can we use 'who' in Sentence 1? ============================ 3. Look at the table that/which is made of stone. 4. Look at the

    asked by rfvv
  161. Math

    If Jana can run 1 mile in 7.9 minutes, how long will it take her to run 2.5 miles.

    asked by Amy
  162. physics

    5 = 10 log (y/100)

    asked by Anonymous
  163. vector

    inflection and maximum point of y=cosx

    asked by .do
  164. Math

    How do I find the vertical asymptote of f(x) ={x^4}/{x^2 + 8}?

    asked by Jordan
  165. math

    hi im 33 years old and i have decided to go back and get my ged i don't understand order of operations (3+6).(5+4)divided by 3-7 i just started my ged classes lastnight can you help me ?

    asked by crystal
  166. History

    Strong Monarchs and large nation-states in the 1400 helped to? A.increase interest in exploration B.overthrow the bristish empire C.decrease the demand for spices D.make all Europeans wealthy I think its b but please help

    asked by Taylor
  167. science

    when kcn reacts with nh4cl to give

    asked by Anonymous
  168. Math

    Explain a+b+c if a represent positive numbers and c represents a negative number.

    asked by Amy
  169. Math

    mr trocki is the groundskeeper for a vacation resort. he has programmed the sprinkler system to run at night in three different zones. The sprinklers turn on at midnight and run until 7am. the fist zone runs every 90 minutes, the second zone turns on every

    asked by Hannah
  170. world history

    what were the two kingdoms that evolved after king solomons death

    asked by ciara
  171. MATH

    If N = a-b^a-b, what is the value of N when a=2 and b=2 ? THANK YOU :)

    asked by Camz
  172. factorisation i need cerious itz too difficult

    x^4+2x^2.y^2+y^4.......plz help

    asked by edward