Questions Asked on
October 25, 2016

  1. Social Studies

    What happened to some native americans during the jackson presidency? They were to leave their homeland and move westward. They allied themselves with slaves to seel equal protection under the law. They were given large land grants on their native soil.

    asked by Adlyn
  2. english

    21. identify the appropriate punctuation for the underlined word or phrase In High School, I enjoyed reading (The Catcher in the Rye)

    asked by john
  3. American government

    Why did the office of Vice President become more important with the more responsibility as the twentieth century progressed?

    asked by Me
  4. Ela

    Can you help me with the final check:Relating to Parents chapter 17

    asked by Mary
  5. History Check Please!

    Please check! Thanks! 1. How did the hundred year’s war contribute to the decline of the medieval era? a) It encouraged kingdoms to look to explorer other lands b) It initiated reforms within the church that weakened the papacy c) It lead to the collapse

    asked by Olivia N J
  6. Algebra 1

    1. A family is building a circular fountain in the backyard. The yard is rectangular and measures 14x by 19x and the fountain is going to be circular with a radius of 6x. Once the fountain is built, what will be the area of the remaining yard. A. 230πx^2

    asked by Hannah
  7. History Check Please!

    Please check! Thanks! 1. How did the development of universities in medieval Europe strengthen the Church and unify society? a. Universities grew up around cathedrals, and courses of study helped educate clergy.*** b. Universities started cathedrals, which

    asked by Olivia N J
  8. American government

    Explain why a president might make an executive agreement rather than negotiate a formal treaty.

    asked by Me
  9. Math

    If the legs of a right triangle have lengths of 6 inches and 8 inches, what is the length of the hypotenuse in inches? A.11 B.13 C.10 D.16 Is the answer C?

    asked by Nicole
  10. math

    The blue line of best fit for boys intersects the vertical axis at 55 centimeters and the point (12.5, 70). What equation best describes the boy's line of best fit?

    asked by notsayingname
  11. Physics

    A 23-kg child is sliding on an icy surface toward her mother at 3.0 m/s. Her 70-kg mother starts toward her at 2.0 m/s, intending to catch her. What percentage of the original kinetic energy is convertible? I calculated the convertible kinetic energy as

    asked by Tori
  12. Algebra 1

    What is the slope of (4,1.2),(10,6)?

    asked by Margarita
  13. Ap physics

    Determine the mass of the earth from the known period and the distance of the moon

    asked by Marc
  14. SS Help

    The US Constitution calls for how many branches of government? Two Three** Four Five

    asked by Layla Loo
  15. Math

    Write a word problem that will use the equation 2/6x8/10=x in order to solve. Then simplify and multiply to solve.

    asked by Eunji
  16. Chemistry

    Silicon carbide (SiC) is made by reacting sand (Silicon dioxide, SiO2) with powdered carbon at high temperature. Carbon monoxide is also formed. What is the percent yield if 51.4kg of SiC is recovered from processing 100.0kg of sand? What mass (in kg) of

    asked by Ray
  17. Math

    How much must be deposited today into the following account in order to have $35,000 in 6 years for a down payment on a​ house? Assume no additional deposits are made. An account with annual compounding and an APR of 7​%

    asked by Vera
  18. History

    W.E.B. Dubois wanted African Americans to respond to segregation by? A:Working together to overturn Jim Crow laws in the South*** B:Educating themselves and writing pamphlets C:Going to court to change immigration laws D:establishing Jim Crow jury boxes I

    asked by Marylyn
  19. Chemistry

    describe the preparation of 12 mL of a 0.050 M solution of each of the halogens, using the reactions in the preceding question. Available to you are solid Ca(OCl)2; 0.20 M solutions of NaCl, NaBr, NaBrO3, and CuSO4; a 0.40 M solution of NaI; a 0.50 M

    asked by Jana
  20. math

    Find the value of x pQ=QR the coordinates of p,q and r and (6,-1),(1,3)and(x,8) respectively.

    asked by faizan
  21. Math

    14 cm piece of tape is cut into two pieces. The shorter piece is 2/5 as long as the longer one. which is the length of the shorter piece.

    asked by Ty
  22. english

    in which sentence is the essential clause underlined A. Eve's sister, {who loves opera,} took her to a performance B. Eve, {holding her program,} waited for the curtain to go up C. The soprano, {visiting from canada} had long black hair*** d. The person

    asked by john
  23. Social Studies (One Question)

    What offers the BEST reasoning behind William Tecumseh Sherman's strategy of using "total war" to defeat the South? A) The strategy of "total war" was needed to stop the Confederates from trading with France and England. B) Sherman's men wanted revenge for

    asked by Miracle
  24. science

    Potassium-40 has a half life of 1.2 billion years and decays into the stable daughter isotope Argon-40. If you find a rock that contains 20 Potassium-40 atoms and 60 Argon-40 atoms, how old is the rock?

    asked by lex
  25. Physics

    1. A 10-kg object is dropped from rest. After falling a distance of 50 m, it has a speed of 26 m/s. a. Write the expression for the change in mechanical energy caused by the dissipative (air) resistive force on the object during this descent. b. Calculate

    asked by Aprill
  26. Chemistry

    Some pieces of jewelry react with compounds in sweat. The reaction can leave stains on your skin. Not all jewelry has this effect. Use the activity series of metals to explain this observation. please help

    asked by HolfBrincl
  27. history

    12. Read this excerpt from the U.S. Constitution. To declare War, grant Letter of Marque and Reprisal, and make Rules concerning Captures on Land and Water; To raise and support Armies, but no Appropriation of money to that Use shall be for a longer Term

    asked by help
  28. Science

    The force of gravity acting on a car driving on the surface of a planet is called Mass Terminal velocity Weight*** Free fall

    asked by Felicia Graves
  29. english 9

    Read the conclusion about “The Beginnings of the Maasai,” and then answer the question. One purpose of “The Beginnings of the Maasai” is to explain the weather. Which excerpt best justifies this conclusion? The sky god is powerful, but can change

    asked by madison
  30. english

    24. identify the word or words in the sentence that need to be capitalize will you be coming o the stadium to watch the giants play sunday? a. Will,Sunday b. Will,Gaints,Sunday** C. Will D. none 23. Identify the word or words in the sentence that need to

    asked by john
  31. stats

    A preliminary survey shows that 35% of college students smoke. In a class of 42 students, what is the probability that more than half the students smoke? Use Appendix B.1 for the z-values. (Round the z-value to 2 decimal places and the final answer to 4

    asked by Anonymous
  32. physics

    3 kg block (block A) is released from rest at the top of a 20 m long frictionless ramp that is 5 m high. At the same time, an identical block (block B) is released next to the ramp so that it drops straight down the same 5 m. Find the values for each of

    asked by Katelyn
  33. Math

    The symbols that stand for amounts are called? numbers, digits, numerals or shapes? A diagram with mammals at the top, then monkeys, dogs, cows, elephants, and cats is a (an) graph hierarchical classification flow chart divergence classification

    asked by Britt
  34. Algebra

    How many times greater is 7,000 than 700

    asked by Jeon
  35. Language arts

    1.  Write an essay in which you analyze the importance of plot events and characters’ actions to the development of a story’s theme. Review and evaluate a story from the unit that has a

    asked by HELP
  36. Language Arts

    Please help me with these questions and answer them all if you can. The electoral college determine who becomes president and vice president. each state is given two votes in the college, as well as extra seats based on the states population. what is the

    asked by Anonymous
  37. Social studies

    Which of the following is the mot important natural resource in mexico? a) fish b)rich soil c) copper d) petroleum My answer is b?

    asked by softball lover
  38. Spanish

    1. What should be avoided at mealtime? A. praising the host B. having a second helping C. tasting everything D. starting to eat before others***

    asked by El
  39. algebra

    You are buying two kinds of notebooks for school. A three-ring notebook costs $6, and a spiral notebook costs $3. You must have at least five notebooks. The cost of the notebooks can be no more than $24. Which system of inequalities, along x>0 and y>0

    asked by sarah
  40. Statistics

    You are interested in estimating the mean of a population. you plan to take a random sample from the population and use the samples mean as an estimate of population mean. Assuming that the population from which you select your sample is normal, which of

    asked by Winston
  41. physics

    An atomic nucleus at rest decays radioactively into an alpha particle and a nucleus smaller than the original. What will be the speed of this recoiling nucleus if the speed of the alpha particle is 1.20E+05 m/s? Assume the recoiling nucleus has a mass 56

    asked by kassy
  42. Physics

    Three different masses are attached to a spring which hangs down vertically from the ceiling. A metric ruler hangs from the ceiling next to the spring and measures how far from the ceiling the sping hangs. When a 110 N weight is attached to the spring, the

    asked by Morgan
  43. chemistry

    Calculate the mass of oxalic acid needed to prepare 150 ml of 0.442 M C2H2O4.

    asked by Anonymous
  44. Math

    A ribbon is 12 3/8 feet long. Into how many 3/4 -foot pieces can it be cut?

    asked by Tan
  45. Math

    In this 2x3 grid, each lattice point is one unit away from its nearest neighbors. A total of 14 isosceles triangles(but not right triangles), each with an area of ½u squared have only two vertices that are one unit apart in the grid. how many such

    asked by bob
  46. AP Physics 2

    Identical point charges of +3.3 µC are fixed to three of the four corners of a square. What is the magnitude |q| of the negative point charge that must be fixed to the fourth corner, so that the charge at the diagonally opposite corner experiences a net

    asked by Brandon
  47. math

    A rock is submerged in a rectangular prism whose base measures 9cm by 15 cm. If the water level rises from a height of 8cm to 12cm. What is the volume of the rock? What I did: V= area of base× height of prism L×W×h 9cm×15cm= 135 8cm×12cm= 96 (I'm not

    asked by Zubaida
  48. Calculus

    The measurement of the radius of a circle is 16 inches, with a possible error of .25 inches. Use differentials to approximate the possible propagated error in computing the area of the circle and find the percent error. I've gotten to 2Pi*16*.25 but don't

    asked by Sam
  49. social studies grade 8

    1)Why were the Acadians evicted from Canada? A) they had entered the country illegally. B) they sold guns to the Indians to use against the British. C) the openly opposed the British in the French and Indian War. D) they refused to take an oath of

    asked by a person please I need help
  50. physics

    If a hair dryer is rated at 900 W, how much energy does it require in 5 minutes?

    asked by Katelyn
  51. Sciene ( Chemistry )

    The heat of neutralisation of LiOH and HCL at 25 degree celsius is 34.868 kJ/mol.The heat of ionisation of LiOH will be ?

    asked by Diksha
  52. Statistics

    Scores on the 1995 SAT verbal aptitude test among Kentucky high school seniors were normally distributed with an average of 420 and the SD of 80. Scores on the 1995 SAT quantitative aptitude test among Kentucky high school seniors were normally distributed

    asked by Madison
  53. algebra

    The data list shows the scores of ten students in Mr. Smith's math class. 61, 67, 81, 83, 87, 88, 89, 90, 98, 100 What is the standard deviation, to the nearest tenth, of the data if the scores represent a sample of Mr. Smith's students?

    asked by sevoria
  54. pcycology

    Deindividuation is related to mobs in the same way that _______ is related to groups. A. social prejudice B. persuasion C. attitude D. diffusion of responsibility

    asked by carol
  55. History

    During Reconstruction Southern agriculture? A:thrived B: focused on tobacco and cotton*** C: Became diverse D: expanded dramaticly

    asked by Marylyn
  56. Maths GRE

    At the Acme Cement Company, employees contribute to a welfare fund at the rate of 4% of the first $1000 earned, 3% of the next $1000, 2% of the next $1000 and 1% of any additional income. What will Mr. Morris contribute in a year in which he earns $20,000?

    asked by Marco Victoria
  57. social study's

    The introduction of maize most likely contributed to which major Native American cultural shift? A) the creation of large earthworks B) the gradual end of the nomadic lifestyle C) the growth of the hunter-gatherer culture D) the depletion of large game

    asked by student
  58. Math

    The records of a computer retail store show that out of the 25 customers who purchased a desktop computer last month, all but 8 also purchased a service plan that extends the warranty for an extra year. Out of 100 the customers who purchased a notebook

    asked by Traci
  59. Drivers ED

    Alcohol begins to affect a persons abilities A: the moment it enters the brain*** B: once it reaches the small intestine C: after it's digested D:once it reaches the stomach

    asked by Marylyn
  60. Chemistry

    How to prepare 250ml of 2.5m solution of HCL

    asked by Zoe
  61. algebra

    In the illustration below, a rectangular coordinate system has been superimposed over a billiard table. Write a function that mathematically models the path of the ball that is shown banking off of the far cushion. F(x)=

    asked by Duran
  62. Physics

    A 1300 kg car traveling at a steady speed of 15 m/s initially due northwest round a corner so that after 10s, it is traveling due northeast. What is the magnitude and direction of the net force that must be acting on the car at the instant it is traveling

    asked by Josh
  63. Sequence

    In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. determine the sequence.

    asked by KAdila
  64. To Mara

    I have posted an answer for your question on acetone and ethanol (equimolar solutions) to equal 1000 mL. It's back on page 3 at the time I write this. Post your work if you get stuck and I suggest you repost at the top of the board. We will find it easier

    asked by DrBob222
  65. Calc

    Use differentials to approximate the value of the 4th root of 82 How do I even start?

    asked by Jenna
  66. physics

    A 5 kg toy car with a speed of 6 m/s collides head-on with a stationary 1 kg car. After the collision, the cars are locked together with a speed of 5.00 m/s. How much kinetic energy is lost in the collision?

    asked by Beth
  67. Torque

    The meterstick shown to the right is 100 cm long. It is free to pivot around its center of gravity (CG), which is at the 50-cm mark. There is a 25.0-N block hanging from the 80-cm mark. Decide where each of the other blocks should be placed, one at a time,

    asked by Anonymous
  68. bus math

    simple discount notes.Use the ordinary interest method ADM D/R T B/D Proceed $2900 6 1/4 180 days ? ?

    asked by nell
  69. Chemistry

    In a three reactions system the first two reactions are endothermic with DeltaH values of 138kj and 241kj. if the final reaction is exothermic what is the minimum value of DeltaH3 that would make the overall reaction exothermic? explain your reasoning. i

    asked by Anonymous
  70. calc

    Write the equations in cylindrical coordinates. (a) 3z = 2x^2 + 2y^2 (b) 7x^2 + 7y^2 = 4y

    asked by anon
  71. Science, Biology

    How does DNA encode the characteristics of an organism?

    asked by A.
  72. social studies grade 8

    How does Governor O'Reilly differ from Governors Ulloa and Unzaga? 1. O'Reilly was a military leader 2. O'Reilly inspected the forts 3. O'Reilly wanted to improve relations withthe Native America. 4. O'Reilly was authoritative I think it is 3. Am I

    asked by please help ms. sue
  73. geometry

    Find the measures of all angles formed by line a parallel to line b with transversal m, if: a one of the angles is 77°

    asked by Letizia
  74. Algebra

    What number is not part of the domain of the function g(x)=x+2/x-1 How can you tell? I am stuck.

    asked by Smith
  75. math

    A man is five times older than his son. Four years ago, the product of their ages was 448. Find their present ages. (5x X x) - 4 = 448 x = 9.507

    asked by Anonymous
  76. physics

    Which of the following is true about frictional forces? 1) They are stored as frictional potential energy. 2) They can decrease kinetic energy. 3) They produce heat potential energy. 4) They eventually convert to electromagnetic potential energy. 5) They

    asked by Marian
  77. Science Biology

    Can you give me a example of Natural Selection?

    asked by A.
  78. PHYSICS

    What is the magnitude of the instantaneous velocity (speed) of a freely falling object 13 s after it is released from a position of rest? Consider the acceleration of gravity to be 10 m/s2 .

    asked by MEGAN
  79. math

    A man is five times older than his son. Four years ago, the product of their ages was 448. Find their present ages. (5x X x) - 4 = 448 x = 9.507

    asked by Anonymous
  80. Language Arts Help

    Georgia O'Keeffe was one of the most famous painters of the twentieth century. At a time when a few women achieved great success as artists, she dazzled the world with her enormous canvases of brightly colored flowers and her rustic renderings of the

    asked by Sahara
  81. Math

    In 1924, the temperature in Fairfield, Montana, dropped from 63 degrees to -21 degrees in 12 hours. What was the average hourly change in temperature. Thank you

    asked by Tan
  82. Math

    We need to make an open topped box with a square base and fixed volume of 8 cubic feet. The material for the base costs $ 6 per square foot and the material for the side costs $4 per square foot. Write a function for the cost as a function of the length

    asked by jeff
  83. English

    1. Lock the door. 2. Lock the door, will you? 3. Will you lock the door? 4. Would you lock the door? 5. Would you lock the door, please? 6. Would like to lock to the door, please? ---------------------------------- Are they all grammatical? Is #2 a polite

    asked by rfvv
  84. english

    Tanya's pet hamster likes sleeping behind the computer. I have to pick out the prepositional phrase and then identify its object.

    asked by alex
  85. Physics Help!

    A hockey puck moving at 0.4600 m/s collides with another puck that was at rest. The pucks have equal mass. The first puck is deflected 37.00° to the right and moves off at 0.3700 m/s. Find the speed and direction of the second puck after the collision.

    asked by Helena
  86. Statistics

    In a distribution where the mean is to the right of the median, the histogram of the distribution will probably: a. have a longer tail on the right side b. show a uniform distribution c. be symmetric d. be bi-modal

    asked by Lea
  87. Physics

    Several forces are applied to an object. If the object 40 m along the horizontal, and if one of the forces is a constant 5.0 N in the opposite direction, then what is the worst done on the object by that force?

    asked by Mary
  88. Math

    You have a jar with 60 jelly beans. You know that 1/3 of the jelly beans are yellow, 1/4 of them are white and the rest is red. You are not allowed to look. How many beans do you have to take out to be absolutely sure to get at least one yellow one? Can

    asked by Nancy
  89. Algebra Two

    David’s monthly salary is $2500 plus 6% commission on his sales. What must be the amount of his sales for him to earn at least $3,100 each month?

    asked by Chris
  90. Science

    What is the grouping of similar things

    asked by Myonna
  91. Math

    A car takes 30 m to stop on wet pavement. How fast was it travelling?

    asked by Jasmine
  92. English

    1. Two-thirds of an apple is bad. 2. Most of an apple is bad. 3. Half of an apple is rotten. 4. The rest of an apple is rotten. --------------------------------- What about the sentences? 'An' is used in each sentence. Can we use 'an' in this way?

    asked by rfvv
  93. CALC

    Find the rectangular coordinates of the point, whose cylindrical coordinates are given. (a) (4, π/4, 1) (x, y, z) = (b) (6, −π/3, 5) (x, y, z) =

    asked by ANON
  94. english

    what do the native americans insist that the spaniards do and how do the spaniards respond

    asked by ladesha
  95. Maths GRE

    A salesman receives a commission of c% on a sale of D dollars. Find his commission. A)cD B)cD/100 C)100cD D)c/100D E)100c/D Any number expressed as a percentage is that number divided by 100 expressed as a decimal. Thus c% is c/100 Multiplying that by the

    asked by Marco Victoria
  96. Physics

    A rocket leaves the launch pad heading straight up with a constant acceleration of 60 m/s^2 \. its initial stage booster runs out in 25 seconds. How high is the rocket?

    asked by Caden
  97. Statistics

    The playing time X of classical CDs has the normal distribution with mean 54 and standard deviation 5; the N(54, 5) distribution. What is the relative frequency of classical CDs with playing time X between 49 and 69 minutes?

    asked by Jasel
  98. English

    1. Two-thirds of the apples were bad. 2. Two-thirds of apples were bad. 3. Most of my pens are expensive. 4. Most of pens are expensive. 5. The rest of those boys were nervous. 6. The rest of boys were nervous. (Do we have to use 'the' or 'those' or 'my'

    asked by rfvv
  99. Calc

    Change from rectangular to cylindrical coordinates. (Let r ≥ 0 and 0 ≤ θ ≤ 2π.) (a) (3, −3, 2) (b) (−2, −2sqrt3, 5)

    asked by ANON
  100. physics

    When a force acts on an object from an angle other than either 0° or 180° to the direction of motion: 1) The force is perpendicular to the direction of motion, so no work gets done. 2) The parallel and perpendicular component of the force both do work.

    asked by Beth
  101. chemistry

    For each pair of compounds, predict which species will have the higher molar entropy at 298 K and 1 bar. Be sure to state your reasons for your choice. 1. N2(g) vs. F2(g) 2. ICl (g) vs. BrF(g) 3. 6Li(s) vs. 7Li(s

    asked by Dylan
  102. math

    Mrs. Decker saw three witches land in a field where they found a pile of pumpkins and a ghost. They agree to sleep overnight in the field and divide up the pile of pumpkins in the morn. During the night one witch wakes up gives one pumpkin to the ghost

    asked by ralos
  103. Math

    A rectangle, a circle, and a triangle are drawn in a plane. what is the maximum possible number of points of intersection? The sides of the triangle are not collinear with any of the sides of the rectangle.

    asked by Joey
  104. Calc

    Write the equations in cylindrical coordinates. (a) 3z = 2x^2 + 2y^2 (b) 7x^2 + 7y^2 = 4y

    asked by ANON
  105. Math

    Joe has 18 mortals all the marbles are either black or gold there are four more gold marbles and black how many black marbles are there

    asked by Jeff
  106. Math

    The diagram below is made up of a right triangle and three squares. Which of the following is represented by this diagram? A) p2= r2-m2 B)p2=m2-r2 C)r2=p2-m2 D)r2=m2-p2

    asked by Need help fast
  107. Science

    An automobile accelerates 1.24 m/s^2 over 6.00 s to reach freeway speed at the end of an entrance ramp. If the cars final speed is 86.0 km/h, what was its initial speed when it began accelerating? Express your answer in km/h I can do it but I just don't

    asked by John
  108. Science: The Similarities

    Can U Help Me State at Least 3 Similarities Of Fold Mountains and Fault Mountains? THX!!!!!!!

    asked by Agal
  109. value

    A spring of force constant 1500NM is acted upon by a constant force of 75N. calculate the potential energy stored in the spring.

    asked by value
  110. Physics

    A knight sits on a castle wall during a siege. To while away the time, he notes that boulders catapulted from below land on the top of his wall with a vertical velocity of 7.5 m/s. If he is 34 m above the catapult, what is the initial velocity of the

    asked by Jazz
  111. Draping

    What is the definition of added fullness?

    asked by Iram
  112. Math

    Research two satellite phone plans with a specific number of minutes a month. Create a linear equation to represent the monthly bill based on both the flat fee and the per minute cost. Which one is the better option? Why?

    asked by Abe
  113. English

    1. The majority of people were happy. 2. The majority of the people were happy. 3.The majority of milk was thrown away. 4. the majority of the milk was thrown away. ------------------------------- Are they grammatical? Do we have to use 'the'?

    asked by rfvv
  114. Finite Math Help Please!!!

    Finite Math Help Please!!! Can someone help me ? I am confused about this Problem? Median Quartile 1 (Q1) Quartile 3 (Q3) for boxplot 9 10 11 12 13 14 15 16 17 18 19 20 Data

    asked by fred
  115. Algebra

    A wallet contains $445 in $5, $10, and $20 bills. The number of $5 bills exceeds the number of $10 bills by 2, and the number of $20 bills is 3 less than twice the number of $10 bills. How many bills of each type are there?

    asked by Katie
  116. English

    1. Dongdo and Seodo are 151 km away from each other. 2. Dongdo is 151 km away from Seodo. (Are both the same?) 3. This is far the best dictionary. 4. This is by far the best dictionary. 5. This is much the best dictionary. 6. This is the very best

    asked by rfvv
  117. Math

    Find the annual salary of sikandar Hussein who is salaried person and. Paid Rs.6550 as income tax at the rate of 10%.

    asked by Komal yaseen
  118. Algebra 1

    f (x) = 9x^3 + 2x^2 - 5x + 4 and g(x) = 5x^3 - 7x + 4. What is f (x) - g(x)? Show all your stes and write your final answer in factored form. I am really stumped on this, could someone help me?

    asked by Lauren
  119. Math

    Find the value of the following expression: (2^8 x 5^-5 x 19^0)^-2 x (5^-2/ 2^3)^4 x 2^28 I tried to do a couple steps to solve the question but I don't know if its right. Step 1:(2^8 x 5^-5 x 19^0)^-2 x (5^-2/ 2^3)^4 x 2^28 Step 2: (2^-16 x 5^-10) x

    asked by Camm
  120. English

    Please help “In any case you mustn’t confuse a single failure with a final defeat.” Use this quote for the following -Explain why the quote moves you or should inspire others. -Explain why the quote is important. -Tell the ways in which the quote is

    asked by Sampreet
  121. physics projectile

    A ball is thrown with an initial velocity of 20mls at an angle of 30 to the horizontal calculate time of flight maximum height the horizontal range of the ball how do I know If you have done it

    asked by onyebuchi ogor
  122. maths

    1a) Solve the each of these equations by factorising the left hand side into a product of linear factors: (i) x^2 - 6x - 40 = 0 (ii) 3x^2 + 20x - 7 = 0 (b) For each question in part (a), check your solutions by substituting them back into the equation. 3.

    asked by Michael
  123. physics

    A 46 g bullet strikes and becomes embedded in a 1.27 kg block of wood placed on a horizontal surface just in front of the gun. If the coefficient of kinetic friction between the block and the surface is 0.28, and the impact drives the block a distance of

    asked by kassy
  124. Math

    Ethan's dog weighs 48 pounds. Noah's dog weighs 5/8 the weight of Ethan's dog. How much does Noah's dog weigh?

    asked by Amy
  125. maths

    Write down the sum and product of the roots of the following quadratic polynomials: (a) 3x^2 - 6x - 7 (b) 3x^2 + 6x + 7

    asked by Michael
  126. maths

    (a) Solve the following equations for x where possible, giving your solutions correct to three decimal places. (i) 3^x+1 -1=5 (ii) 3×4^x =4×4^1-2x (b) Confirm that any solutions you found in part (a) are (approximately) correct by sub-situiting into the

    asked by Michael
  127. Physics

    Judy, by chance, spots a potted plant falling outside the window at 1.6 m/s. Further down the same building, Judy’s boyfriend clocks the pot at 80 m/s. How far apart are the friends? The acceleration of gravity is 9.8 m/s^2. Answer in units of m. Plz

    asked by Jazz
  128. math

    in class 2/3 of the learners do school sports.Of the learners who do sport ,3/5 play soccer.what fraction of the class plays soccer

    asked by nelson
  129. Mathematics

    The first term of an Arithmetic Progression is -4 and the 15th term is double the 5th. Find the 12th term of the AP

    asked by KAdila
  130. gse 122

    (1) y varies partly as D an partly as the cube root of D.when Y=6, D=27 an when Y=11,D=1/8.find Y when D=3. Correct to 2 decimal point. (2) using completing the square method find the root of the equation 8x+6x-5=0

    asked by kakjing pirbut moses
  131. Geography

    Name three key reasons for migration

    asked by Ahmed
  132. Chemistry

    A certain mixture of helium, He, and krypton, Kr, has a mass of 10.0 g and occupies a volume of 20.0 L at 25.0EC and 1.20 atm. What is the mass of He in the mixture?

    asked by john
  133. mathematics

    The population of a town decreases by 4% annually from the number at the end of the previous year. Calculate after how many years it will take the population to reach 21578 if the population had 38756 inhabitants during previous year.

    asked by patricia
  134. Math

    Using the monthly inflation rates from usinflationcalculator/inflation/historical-inflation-rates/ find the geometric mean for the past 60 months. How does the geometric mean compare to the inflation rate

    asked by Abe
  135. Math

    A year on Mars is 1.88 Earth years. If you are 13 years old on Earth, how old would you be on Mars? I don't know if I am supposed to multiply or divide. I also don't understand what the question is trying to state. Thanks

    asked by Anonymous
  136. Science

    Electrical energy can be converted to heat energy

    asked by Judith
  137. african american history

    What impact did the Revolutionary Period have on African American aspirations for freedom?

    asked by susieg
  138. Statistics

    A VP of manufacturing claims that more than 3% of items produced using a certain assembly line are defective. A random sample of 400 items is selected. At the 10% level of significance, which of the following would be part of the standardized decision

    asked by AL
  139. math

    ABCD is a rhombus with one angle BAD = 50 degree, find angles x & y

    asked by thgdyhbfuh
  140. Algebra

    Finding the rule Input: 9,24,3,39,12 Output:7,12,8,16,30

    asked by Mobeen
  141. Math

    If Greg's grill has a sale on hot dogs 4 for $3 and each hot dog costs the same amount of money how much is 1 hot dog

    asked by Madison
  142. Math, Quadratic Functions

    Why the graph of quadradic fanctions is curvy instead of more pointy??

    asked by A.
  143. math

    if x is the set of pupils in a certain school and y is the set of pupils who play volleyball in this school.write y complementary in the distinctive method and shade by venn diagram

    asked by ash
  144. physics

    The work that a force does by acting on an object is equal to what? 1) the product of force (in the direction of motion) and distance and is negative if the force and motion are in the same direction 2) the product of force (in the direction of motion) and

    asked by Beth
  145. Statistic

    P=.0096

    asked by Help
  146. interior decoration

    the desk drawer should slide smoothly across

    asked by Anonymous
  147. Math/7th

    It takes 2mins for 3photo copy's ?how many mints will it take for 14 copy's? Please help thank you

    asked by Nay
  148. Math

    what is the smallest four=dogot palindrome that is the sum of two different three-digit palidromic nubmers?

    asked by goodyhi
  149. English

    I want to go to London. It is ten miles form here. ------------------------------ Does 'it' refer to 'London'? Or does it refer to 'the distance' used as an impersonal pronoun? =============================== How far is it from here to the station? (Here

    asked by rfvv
  150. math

    Round these nuembers to the nearest ten 51,85,67

    asked by samantha
  151. chemistry

    Calculate the molarity of 12.5g of sucrose (C12H22O11) in 80mL of solution. 12.01 x 12 = 144.12 1.01 x 22 = 22.22 16.00 x 11 = 176.00 ------------------- 342.34 12.5g ----- / 342.34 = 0.003/80 = 4.56 80mL

    asked by kiki
  152. math

    11 increased by twice Vanessa's age

    asked by karla
  153. algebra

    One hundred fifty and fifty-seven hundredths in decimal notation ?

    asked by Anonymous
  154. chemistry

    What is the wavelength of radiation whose frequency is 5.93 x 10^14 s-1

    asked by E
  155. Science

    I NEED TO FIND AT LEAST 3 FACTS ABOUT FAULT MOUNTAINS!!!!! HELP!!!!!

    asked by Agal
  156. Religion

    Why did Buddhism become popular in India 🇮🇳?

    asked by Faith
  157. physics

    What is the gravitational potential energy of a ball with a weight of 72 N when it is sitting on a shelf 1.4 m above the floor?

    asked by Sue
  158. Math generic rectangles

    Out of all problems this one I just don't know. I started it but I'm unsure .can someone help me please. Draw a generic rectangle to find each product. Then write a multiplication sentence with parenthesis for each one. 7 (1+11) So I am thinking the

    asked by Jasmin
  159. Math

    Marie has scores of 65,72,80,74, and 85 on five math tests. The final will count as two tests in determining each students overall average. What score must Marie get on the final if she wants her overall average to Ben 80?

    asked by Val
  160. Math

    How do you write 15percent as a rate?

    asked by Shanti
  161. maths

    helpp! i am very confused on how to roundup decimals with 1st significant figure, 2nd figure and third figure.These are the decimals : . 6.35228 . 34.026 . 0.005708 . 150.932 . 0.00007835 Pleas guide me through so I will know what to do.

    asked by orlaith
  162. Maths

    Morgan combines 48 red marble and 45 blue marble, he divides them equally into baskets. Find the way how he writes.

    asked by Anonymous
  163. Math Help

    10^0 -10 1 *** 10 0

    asked by Pita
  164. physics

    A horizontal circular platform (m = 122.1 kg, r = 3.43m) rotates about a frictionless vertical axle. A student (m = 82.3kg) walks slowly from the rim of the platform toward the center. The angular velocity, omega, of the system is 2.9 rad/s when the

    asked by taylor
  165. maths

    Solve the simultaneous questions: (a) x+y+z=-3 (1) x-y-2z=13(2) y-4z=25 (3) (b) x+2y+3z=-14 (1) 2x+3y-z=13 (2) 3x-y+2z=-7 (3)

    asked by Michael
  166. maths

    Determine the nature of the roots of the following quadratic equations: (a) 3x^2 - 6x + 7 = 0 (b) 3x^2 + 6x - 7 = 0 (c) -5x^2- x/5 = 0 (d) 4x^2 - 28/3x + 49/9 = 0

    asked by Michael
  167. Mats Exercise 1.7

    g (x)= 2\3 (2/3x) (x-2) (x+1)

    asked by DAVE
  168. math

    If â=2î+3j+k and b=î-j+2k find dot product a.b

    asked by hapinder
  169. math

    calculate the income tax payable by zafar whose monthly income is Rs.24000.

    asked by komal yaseen
  170. Maths

    8 people in the playground. How many ways can 6 people be selected to play? Find the rule.

    asked by Anonymous
  171. maths

    (a) Let u=7^x. Using the rules for powers show that i) 7^x-1 = u/7 and ii) 7^2x-1 = u^2/7 (b) By making the substitution u=7^x and using part (a), derive a hidden quadratic equation 7^2x-1 +4×7^x-1 - 1/14 = 0 and hence find all solutions to the above

    asked by Michael
  172. Math

    I really need help with this please help me. 360 kilometers is 24% of ______kilometers

    asked by Donald
  173. maths

    By making the substitution u=ln x show that the following equation has exactly one real-number solution: -12/ln x + ln x^4 = -9

    asked by Michael
  174. algebra

    -5(3-x)+4=5q-11

    asked by cali
  175. math

    a number is 6 ones more than 772.what is the number?

    asked by christopher
  176. Science/Physics

    The speed of light in a certain medium is 61.2% of the speed of light in vacuum. What is the index of refraction of the medium?

    asked by Maykayla
  177. Math

    Mrs. Bradley's store has 2 floors. The first floor is 20ft long, 15ft wide and 8ft high. The second floor is 12ft long, 15ft wide, and 8ft high. What is the volume oof Mrs. Bradley's store in cubic feet?

    asked by Kole
  178. math

    a person spent $20 000 to the nearest thousand naira

    asked by Anonymous
  179. Math

    The width of a rectangle is 6 inches less than the length,x of the rectangle.the rectangle perimeter is 48 inches. Write an equation that can be used to find the value of x.

    asked by Leann
  180. Chemistry

    What is NaOH?

    asked by Grace
  181. Computor Programing

    What Is A Computor?

    asked by value
  182. math

    i got 12 feet long board and i cut 42 inches how long is the board now

    asked by sein
  183. college

    Maggie has 3/4 apple .She eats 1/2 of it.What fraction of the apple does eat

    asked by nelson
  184. maths

    in your class 5/6 of the learners are good with mathematics.Of these 3/4 enjoy geometry.What fraction of the class enjoy geometry

    asked by nelson
  185. math

    in a grade 12 ,3/4 of these class girls and 1/3 og these girls play netball. what fraction of the class plays netball

    asked by nelson
  186. Math

    What is 699 divided by 40% equal

    asked by Anonymous
  187. african american history

    On what basis were African Americans petitioning the government? 3) What impact did the Revolutionary Period have on African American aspirations for freedom?

    asked by tgradxuy
  188. Math

    The ages of a father and son are in the ratio of 8:3. If the farther is 48, how old is the son?

    asked by Marcia
  189. math

    a class of 51 students ,23 are freshman,and 28 are juniors what fraction of students are freshaman

    asked by Anonymous
  190. Science

    Electrical energy can be converted to heat energy

    asked by Judith
  191. Chemistry

    What is the solvent in70% of alchol solution?

    asked by Ridwan darebo
  192. Probability and Stats

    A student was totally unprepared for a multiple-choice test and had to absolutely guess the answer to every one of the 100 questions. About what score (percent) would you expect him to earn if there were four possible answers to every question? I'm not

    asked by Bridget
  193. Maths GRE

    What single discount is equivalent to two successive discounts of 15% and 10% 100 - {(100-first discount) X (100- second discount)/100} = 100 - (100-15)X(100-10)/100 = 100 - 85 X 90/100 = 100 - 76.5 = 23.5

    asked by Marco Victoria
  194. Mathematics

    For what value of 'K' the number 3K + 2, 4K +3 and 6K - 1 are the consecutive terms of an A.P.

    asked by KAdila
  195. Algebra 2

    Samantha uses 1/2 of a tablespoon of sugar for 1/8 of a batch of pudding. How many tablespoons will she use for the entire batch of pudding?

    asked by Lakabrius
  196. Further mathematics

    You are given that x=(2x^2-x+8)y.(1)show,by the method of completing the square that (x-1+y)^2 divided by 4y,=1+2y-63y^2 divided by 16y^2

    asked by AKINTUNDE Martha
  197. math

    the number has 5 digits the value of the largest digit is 90,000 the value of the thousands place is the same value in every place the sum of the hundreds place and the tens place is 7 the value of the smallest value is 4 97,774

    asked by Joshua
  198. Algebra

    The sum of two numbers is 1161. The first number is 183 less than twice the second number. What are the numbers?

    asked by Katie
  199. Pre-Algebra

    "John puts $200 in his safe and starts saving $50 per month. Write a function rule for the amount of money he will have in his safe after x months. How much money will be in his safe after 12 months?" I got how much money will be in his safe after 12

    asked by Amy
  200. Math

    Each day Trinh buys a can of soda at a machine in her apartment building for $.75. Instead, she could buy a 12-pack at the grocery store for $4.99. If she did this, how much money would she save in a month

    asked by Ruth
  201. Ged

    A sandbox is 3/3/8 feet, WHat is the width of the sandbox? My answer is. 3/3/8 × 4:= 27/2

    asked by Deborah
  202. Statistics

    The following simple random sample was selected from a normal distribution: 4, 6, 3, 5, 9, and 3. a. Construct a 90% confidence interval for the population mean μ.

    asked by tae
  203. Algebra

    A rectangular field whose length is 34 less than four times its width needs to be enclosed with exactly 122 meters of fencing. What are the dimensions of the field?

    asked by Katie
  204. Algebra 2

    Hello! I was wondering if someone could tell me if the solution to this problem is identity or no solution. The problem is 4n+5=6r+7 and I think the solution is n=3/2r+1/2 is it an identity or no solution? Thank you so very much for your help!

    asked by Cheryl
  205. Algrebra

    I don't understand on how to answer this question. Could you please help and tell me the parts for the graphs? 1) X,Y is a point in the first Quadrant Identify the location of: A.(-X,Y) B.(X,-Y) C.( -X,-Y) 2) X,Y is the point on the second quadrant. Find

    asked by Anonymous
  206. English

    1. What is the zip code for Dokdo? 2. What is the zip code of Dokdo? 3. It is 799-805 ------------------------------- Can we use both 'for' and' of'? How do we read #3? Do we say'dash'? Which ones are correct? a. seven nine nine dash eight zero five b.

    asked by rfvv
  207. Calc

    Find the rectangular coordinates of the point, whose cylindrical coordinates are given. (a) (4, π/4, 1) (x, y, z) = (b) (6, −π/3, 5) (x, y, z) =

    asked by ANON
  208. Sien

    Does solid travel through sound¿

    asked by Judith
  209. Math

    How many times greater is the 8 in the hundreds place then the 8 in the ones place explain your answer

    asked by Emily
  210. social studies

    russias economy is complicated most by?

    asked by Anonymous
  211. Math

    Im having trouble on an Eureka Math question.It says: "Descibe the steps you woukd take to determine the distance in miles between two towns that are 200 kilometers apart?" So the unit rate is 6 1/4 miles per kilometer.

    asked by Allan
  212. Math

    309 times 29

    asked by Amiya
  213. ap cal

    An elevated train on a track 20 feet above the ground crosses a street at a rate of 25 feet per second and at a 30 degree angle. Five seconds later a car crosses under the tracks going 40 feet per second. How fast are the train and the car separating 3

    asked by shivani
  214. English

    On a clear day, you can see Ulleongdo form Dokdo because it's only 87.4 km away. -------------------------- (-do means 'island') What does 'it' refer to? Does 'it' refer to 'Ulleongdo'? Or is 'it' an impersonal pronoun referring to 'the distance' as

    asked by rfvv