# Questions Asked onApril 25, 2017

1. ## Science

Which of the following could be true of two different species that have a competitive relationship in the same ecosystem? One species preys on the other. The relationship is mutually beneficial. They share the same niche. One species benefits, while the

2. ## ELA

You meet Tock and Humbug in Act 1 of The Phantom Tollbooth.In Act 2,you see them in action and hear more of what they have to say.How are the two characters alike?How are they different?What do they do to help Milo? IN a paragraph, compare and contrast

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3. ## science

1.where is most freshwater found on earth? A.lakes and rivers B.oceans and seas C.Underground D.icecaps and glaciers

4. ## Math

Translate the sentence into an inequality. The sum of a number times 10 and 27 is at least −20..... How do I write this????

5. ## ELA

The following question asks about one or more selections from your textbook Literature. You may use your textbook to answer this question. Both “The Road Not Taken” and “O Captain! My Captain!” are analogies. Write a paragraph comparing the

6. ## Math

Each letter of the English alphabet is written on a scrap of paper and put in a hat. P(J) = start fraction 1 over 26 end fraction. What type of probability is illustrated and why? (1 point) theoretical; the result is based on the number of possible

7. ## Math (Physics)

Problem: An excited hydrogen atom could, in principle, have a radius of 2.50 mm . ________ Part A: What would be the value of n for a Bohr orbit of this size? Answer--> n= 6.87×103 _______ Part B What would its energy be? Answer--> E=_______eV [Note: I

8. ## buisness

Martha realizes that the microwave she bought is faulty after a month of purchase. The manufacturer of the microwave asks Martha to pay the repair expenses as the fault was with a part that was out of warranty. Martha was unaware of this warranty

9. ## buisness

Read about Wanda’s complaint to the FDIC. What action did the regulator most likely take in this case? The FDIC found out that a company misreported information to a credit scoring company about Wanda. Wanda contacted the company and asked them to fix

10. ## Math

The perimeter of the base of the regular quadrilateral pyramid is P = 30 cm. Find the sum of all edges of this pyramid, if the perimeter of a lateral face is 27.5 cm

11. ## math

A ten foot long ladder leans against a wall, with the top of the ladder being eight feet above the ground. What is the approximate angle that the ladder makes with the ground? A) 37° B) 47° C) 53° D) 60°

12. ## social studies

6. Why would both these stores attract a good number of customers? A. Customers value different types of deals. B. Customers have different brand loyalties. C. Customers patronize both stores to maintain competition. D. Customers do not have the

13. ## Social Studies

Unit 5 Lesson 11 Which statement best describes how governments deal with scarcity? a.)choosing to fill needs rather than wants b.)choosing options that best match supply with demand c.)choosing options that employ the largest number of people d.)choosing

14. ## Chemistry

Based on the following equation: 2AgNO3 + CaCl2 > 2AgCl + Ca(NO3) When 50 g AgNO3 are combined with 1.45M CaCl2 solution, what volume of the 1.45M CaCl2 solution would be needed to precipitate all of the silver as AgCl?

15. ## statistics

A manufacturer ships toasters in cartons of 20. In each​ carton, they estimate a 10​% chance that any one of the toasters will need to be sent back for minor repairs. What is the probability that in a​ carton, there will be exactly 2 toasters that

What does the speaker mean in "Any Human to Another" when he says, "Sorrow never scorned to speak / To any who / Were false or true? Humans bring sorrow upon themselves. People who are truthful can avoid suffering in life. Sorrow comes to every human

17. ## Math(Physics)

How much energy is stored by the electric field between two square plates, 7.9 cm on a side, separated by a 2.5-mm air gap? The charges on the plates are equal and opposite and of magnitude 15 nC . Answer--> PE=_____ J PE = potential energy? I got this

18. ## SS

The monumental cities of the Incas demonstrated their? 1)extensive trade networks 2)high level of organization 3)interest in astronomy 4)dependence on farming I THINK #2 Thanks in advance for your help.

19. ## Math

Jim owns a small business. There was a loss of \$26 on Thursday and a loss of \$11 on Friday. On Saturday there was a loss of \$9, and on Sunday there was a profit of \$13. Find the total profit or loss for the 4 days.

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20. ## social studies

what is an interest rate A:a loan add-on B:a required bank fee C:a service provided by a retail store D:a sprcial typ of price I think its A. Can you please tell me if im correct :)

21. ## U.S. Government

Which part of the Constitution was at issue in the nullification crisis? the supremacy clause the elastic clause the necessary an proper clause the interstate commerce clause I really don't know which one because I don't really understand the question but

22. ## Chemistry

Calculate the solubility of ZnCO3 in a buffer solution with a pH of 9.83 and Ksp of 1.2x10^-10

23. ## U.S. Government

"No person who may hereafter fight a duel, assist in the same as second, or send, accept, or knowingly carry a challenge therefor, shall hold any office in the State, for a period of ten years...." -Arkansas state constitution, Article 19, Section 2 Why

24. ## Physics

Three particles have charges +20μC each.They are fixed at the corners of an equilateral triangle of side 0.5m .The force on each of particle has magnitude

25. ## Math

Mrs. Lin brings 6 trays of hamburger buns to the barbecue. 2/3 of the trays have wheat buns. How many of the trays have wheat buns? Draw a diagram to solve the problem.

26. ## Math

Darrin tosses a quarter and a penny 20 times. He gets heads on both coins twice. Compare the theoretical probability of getting heads on both coins with Darrin’s experimental probability of getting heads on both coins. Why might the probabilities differ?

27. ## math

Forty-eight sheep live on the farm. Thirty-six cows also live on the farm. What is the ratio of sheep to cows

28. ## Math - probability

The experimental probability that a person in the United States has the A+ blood type is 35.7%. The experimental probability that a person in the United States has the AB– blood type is 0.6%. Last week, a blood bank received 224 donations. Predict how

29. ## History

How did the geographic location of Philadelphia affect the city's development? Because of its location on rivers, the city built bridges and used ferries to allow workers to access the city. Because of proximity to water, streets had to be properly

30. ## Algebra

A particle P of mass 2gms moves on the X-axis and is attracted towards origin O with a force numerically equal to 8x. If it is initially at rest at X = 10, find its position at any subsequent time assuming (a) no other force acts, (b) a damping force

31. ## Math

there is a track next to the barbecue area the track is 1/4 mile long. a group of students have a relay race. they run around the track 4 times. draw a number line to show how many miles the students can. use 0 and 1 as points on your number line. divide

32. ## fgh

9. A touring party of 20 cricketers consists of 9 batsmen, 8 bowlers and 3 wicket-keepers. A team of 11 players must have at least 5 batmen, 4 bowlers and 1 wicket-keeper. How many different teams can be selected: a) If all the players are available for

33. ## Math

what is the recursive rule for the sequence -7.4, -21.2, -35, -48.8, -62.6 an=an-1+13.8 an=an+1+13.8 an=an+1-13.8

34. ## math

To determine whether there is a relationship between the type of school attended and verbal reasoning scores for Irish students, three samples with 25 students, in each group, were randomly selected from data used by Raferty and Hout (1985). One group of

35. ## Intermediate Maths

(a)-A fossilised tree was tested and contains 10 grams of Carbon-14. Given that there was 12 grams of Carbon-14 present when it died, determine the age of the fossil? Half life of Carbon-14 is 5700 years. (b)How much Carbon-14 will be present in the sample

36. ## Math

Patty tosses a coin and rolls a number cube. 1)Find the probability that the coin lands on heads and the cube lands on an even number 2)Patty tosses the coin and rolls the number cube 60 times. Predict how many times the coin will land on Heads and the

37. ## Economics

What would happen to the price of cheeseburgers if the price of cheese went up? What would happen to the supply curve, demand curve, equilibrium price, and equilibrium quantity?

38. ## maths

the distance covered by a falling ball varies as the square of the time taken. If a ball falls through 1800m in 15seconds,calculate the distance when the time taken is 15seconds and the time taken for is distance of 648m.solve using variation

39. ## math

Part A: Using the graph above, create a system of inequalities that only contain points D and E in the overlapping shaded regions. Explain how the lines will be graphed and shaded on the coordinate grid above. (5 points) Part B: Explain how to verify that

Which words of the singer in "The Weary Blues" show his communication about life? "I's gwine to quit ma frowning" "And put ma troubles on the shelf"

41. ## Final Maths

(a)-A fossilised tree was tested and contains 10 grams of Carbon-14. Given that there was 12 grams of Carbon-14 present when it died, determine the age of the fossil? Half life of Carbon-14 is 5700 years. (b)How much Carbon-14 will be present in the sample

42. ## Calculus - Related Rates

A road perpendicular to a highway leads to a farmhouse located 5 miles away. An automobile traveling on the highway passes through this intersection at a speed of 65mph. How fast is the distance between the automobile and the farmhouse increasing when the

43. ## Math

Sofia spins the pointer of a spinner that has 5 equal sections numbered 1 to 5. Choose True or False for each statement. A. It is likely that the pointer will land on a factor of 4. B. It is as likely as not that the pointer will land on an odd number. C.

44. ## algebra

Which number is missing in the table of values below?

45. ## History

Why was inflation a problem after World War 2? a.Many people went into debt buying on credit without the income to pay cash b. Many men came home from war without being able to get a job c. Government controls ended and prices of good rose without workers

46. ## math

Excited about the success of celebrity stamps, post office officials were rumored to have put forth a plan to institute two new types of thermometers. On these new scales, E° represents degrees Elvis and M° represents degrees Madonna. If it is known that

47. ## Math

Write the following pairs as like fractions: (a) 87.3/8.73

48. ## Math (Physics)

What is the resistance of a 3.9-m length of copper wire 1.1 mm in diameter? The resistivity of copper is 1.68×10^−8Ω⋅m. R=______ Ω Please Help. I've been at this for hours.

49. ## Social Studies

Roman rulers helped unify the empire by granting every free person________in AD 212 1. citizenship**** 2. money 3. land 4. voting rights Justinian's wife Theodora helped give Byzantine women the right to __________. 1. vote**** 2. divorce 3. rebel 4. own

50. ## Math

Artist used squares of colored glass that measured 1/4foot by 1/4 foot. How many colored squares did he use?

51. ## Wave Particles

A stationary proton absorbs an x-ray with a wavelength of 0.24 nm. Determine the proton's final velocity.

52. ## Algebra

Jennie skated for 2 5/6 hours on Saturday and 1 3/6 hours on Sunday. Her goal was to skate 6 hours over the weekend. How much longer does Jennie need goal? Show your work.

53. ## Math

Problem: What is the resistance of a 3.9-m length of copper wire 1.1 mm in diameter? The resistivity of copper is 1.68×10^−8Ω⋅m. Answer--> R=______Ω

54. ## Social Studies

Which of these is part of the estate's water system? 1. aviary 2. wrestling ground 3. baths**** 4. colonnade Tiberius and Gaius Gracchus wanted to 1. give women the right to vote***** 2. give land to the poor 3. take over Roman government 4. free all

55. ## Math

Jack is learning to ride a bicycle. In his first try, he rode for 1/100mile. The second time he rode for 5/100 mile. In the next two tries, he rode successfully for 2/10 mile and lo 4/10 mile Part A What is the total distance he rode the bike in four

56. ## Physical Science

How much time will it take a car at 88km/hr to travel 500km? Show work and include final units

57. ## Math

Milos bring 12 hamburgers to the barbecue. He puts cheese on 4 hamburgers. Draw to show the fraction. Write two equivalent fractions. Explain why they are equivalent fractions

58. ## Cda

1. To enable an entire class to comfortably view an image directly from a computer screen, you could use an overhead projector and a(n) A. LCD panel. B. opaque projector. C. document camera. D. videocassette recorder.

59. ## World History

Are there similarities between islam holy book, judaism holy book, and christianity holy book

60. ## Algebra 2

A single die is rolled. find the probability of rolling an even number or a number less than 5, what is the probability Please help me with this question!!

61. ## math

Account A and B each start out with \$500. If Account A earns \$50 each year and Account B earns 5% of its value each year, after how many years will Account B have more money than Account A? If necessary, round your answer to the nearest year.

62. ## college physics HELP

A vertically oriented spring stretches 0.2m when a 0.4kg mass is suspended from it. The mass is pulled, stretching the spring by an additional 0.15m. The mass is released and beings to oscillate in SHM. a)Calculate the spring constant for the spring.

63. ## physics

A ball of mass 80g is thrown vertically upwards with a velocity of 20m/s calculate 1)the max height, from the height which the ball is thrown 2) the total time of flight from the point it is released and caught at the same point.(assume g=10 ms-2)

64. ## Math

The length of a rectangle is three times its width. If the perimeter of the rectangle is 48cm,find its area.

65. ## MATH

The perimeter of the base of the regular quadrilateral pyramid is P = 30 cm. Find the sum of all edges of this pyramid, if the perimeter of a lateral face is 27.5 cm

66. ## Math

During a recent survey of two middle school classrooms, 1/3 of the students reported that they bring their lunch to school. Another 1/4 reported that they buy their lunch in the cafeteria and 1/6 reported going home for lunch. The remaining 18 students

67. ## English is this right?

How do most people use comparison/contrast? A. To prove that others are wrong B. To make informed choices C. To destroy many political debates D.To share unbiased information The answer is B right?

68. ## Chemistry

Calculate the ZnCO3 in a buffer solution with a pH of 9.83

69. ## math

Which ratio can form a proportion with 3/7?

70. ## Physics

A string under a tension of 43 N is used to whirl a rock in a horizontal circle of radius 2.1 m at a speed of 15.89 m/s. The string is pulled in, and the speed of the rock increases. When the string is 0.948 m long and the speed of the rock is 59 m/s, the

71. ## vectors/work

. In many applications a bolt is required to be tightened to a specific moment (torque), this is measured with a torque wrench. A bolt is located at the origin and is rotated so that the axis of rotation should be the z axis. A 0.5 m wrench is attached to

72. ## physics (mirrors)

An object is placed from a concave mirror with a radius of curvature of 50cm. The object has a height of 5cm. a)Calculate the focal lenght of the mirror. b)Calculate the position of the image formed by the mirror. Is the image real or virtual? c)Calculate

73. ## Math - Calculus

Suppose you live near a bay where the water level fluctuates due to the tides. Your bay is an inverted cone with a radius of 1 mile, and a depth in the center of 100 feet. (There are 5280 feet in a mile.) Water flows through a channel in and out of the bay

74. ## Pottery

how do the poetic elements increase my interesting in the poem of "How I Learned English"

75. ## Math (HELP ASAP!)

1. Find the slope of the line that passes through (-2,1), (1,10). a. 3 b. -3 c. 1/3 d. -1/3 2. Which equation represents a direct variation? What is the constant variation? a.3y = 2x + 1; 1 b.y = -5x - 11; 5 c.4y = -12x; -3 d.y + 7 = 2x - 1; 7 3. Suppose y

76. ## Social Studies

What was Hadrian's Wall? 1. a wall built for defense in Britain 2. an aqueduct 3. a great wall in Italy 4. a memorial to Hadrian in Rome I think number 1. am I right?

77. ## Math

From a pool of six juniors and eight seniors three co captains will be chosen for the football team. How many different combinations are possible if one junior and two seniors are chosen?

78. ## Physics

Would electrons be ejected from aluminum if the incident violet light has a wavelength of 4.00 x 10-7 m?

79. ## Calculus Help

Suppose you drill a circular hole with radius r through the center of a sphere with radius R. You remove exactly half the volume of the sphere. The ratio of your radii is: r/R=

80. ## maths

the load which a crame can lift up is directly proportional to the mass and inversely proportional to the height through which the load is to be lifted.if a load of 40+ and mass of 175gm is lifted through height from what load will be carried through

81. ## Science

Describe similarities between ice wedging and weathering caused by plant roots?

if a class has 30 students and the average grade on a 100 point exam is 72% and the median is 74% how many students got above 90

83. ## Math (Physics)

Problem: What wavelength photon would be required to ionize a hydrogen atom in the ground state and give the ejected electron a kinetic energy of 19.1 eV ? Answer--> λ =______nm [Note: I got 3.8x10^-8. I got it wrong twice] My steps: (32.7 eV)(1.6x10^19)=

84. ## math

A line has a slope of 2. It passes through the point (1,2) and (3,y). What is the value of y ? Please help. Is there like a specific difference I'm suppose to find? I'm super confused.

85. ## Economics

What long term effect of lifting of prices control.

86. ## Social Studies

Tiberius and Gaius Gracchus wanted to 1. give women the right to vote 2.give land to the poor**** 3. take over Roman government 4. free all enslaved people Roman rulers helped unify the empire by granting every free person____________in AD 212. 1.

87. ## Math

Prove the side of triangle is is produced then the exterior angle formed is equal to the sum of two interior opposite angle

88. ## Math

picking a 7 from a standard deck of 52 cards. a standard deck includes 4 cards of each number from 2 to 10 What is the probability?

89. ## Math

The experimental probability that a person in the United States has the A+ blood type is 35.7%. The experimental probability that a person in the United States has the AB– blood type is 0.6%. Last week, a blood bank received 224 donations. Predict how

90. ## chemistry

some pollutants in natural waters such as heavy metal and organic compounds would be classified as having low solubility.what are some origins of pollutants in natural waters? if some are low solubility compounds, why are these a problem? Hello, I just

91. ## Math

Evaluate the determinant of each matrix -3 2 -3 0 -1 -1 3 0 -3 My answer is -36 The correct answer is -24 but I don't understand how they got the answer.

92. ## Math(Calculus)

Im having a real difficult time solving this question. Find the absolute extrema of the function. h(x) = e^x^(2) - 4 on [-2,2] Absolute maximum value: at x = Absolute minimum value: at x =

93. ## Calculus - Fundamental thm of Calc

Use the Fundamental Theorem of Calculus to find the derivative of f(x)=∫[4,x^2]((1/4)t^2−1)^15 dt

94. ## Math

A general point on a curve is P(3+4costheta,2+4sintheta). Show that the locus of P is a circle and find the centre and radius

95. ## Chemistry

Explain the difference between a diprotic and triprotic acid. How does each acid ionise in water? - I understand the difference between a diprotic and triprotic acid, though I haven't found how each acid ionises in water through extensive research. Thanks.

96. ## physics

A Mass of 0.3kg moving at 10/ms-1 collides with another ball of equal mass at rest. If the two balls move off together after the impact. Calculate their common velocity

97. ## math

The length of a rectangle is 4 in longer than its width. If the perimeter of the rectangle is 48 in, find its area.

98. ## Calculus

Use the disk method to find the volume of the solid generated by revolving about the y-axis the region bounded by the curves y=8−x^2 and the curve y=x^2.

99. ## History

Critically access Robespierre's contributions to the revolution

100. ## math

what is the value of b in the equation? 4(b -1)=2b+10 4b-4=2b+10 -2b=14 b=-7 is this right?

101. ## math

The patient is seen by his family physician for follow-up treatment of recently diagnosed asthmatic bronchitis. The physicianâ€™s fee is \$75. The patientâ€™s copayment is \$20, and the patient is not required to pay any additional amount to the

102. ## No one is helping me :/ ??

If y = 3 is a horizontal asymptote of a rational function, which must be true? lim x→ 3 f(x) = 0

103. ## Maths

What are the first three terms of an arithmatic series in which, a1=9, an=105, and Sn=741?

104. ## 6th grd math

How can i find the area of a 14inch circle? Thank You so much!

105. ## Math

6 times the difference of a number and 9 is 18 less than the number. I need to write out as an equasion. Help!

106. ## Math

Find the inverse for the following matrices: 2 and -4 is on top 6 and 3 is on bottom My answer is 90 120 -180 60

107. ## math

5/8 divided by y/9 = 1 1/8

108. ## math

is the vertical asymptotes in the numerator or denominator? why? can you please explain you answer

109. ## Math

Kaylea makes punch for 60 students in the band. She fills a 2-quart pitcher 6 times with orange soda. How many gallons of orange soda does Kaylea use for the punch?

110. ## Bio

Tutoring on heart disorders that involve tachycardia as a symptom

111. ## american history

With the vital assistance of _______, Theodore Roosevelt established the first comprehensive national conservation policy. A. Gifford Pinchot B. Samuel Hopkins Adams C. Upton Sinclair D. William Howard Taft Which of the following is true of the

112. ## tech

do catapults use an overhand or underhand motion? what about pendulums?

113. ## Math

Simplify dg-8^6x+9.4

114. ## Mrs Sue Math

5d + 13d = -18 D=?

115. ## Math Questions Mrs Sue Help

4t – t – 1 = 17 T=? 4r – 3r – 1 = 2 r=? 12 = -4(d + 13) d=? 12 p = 4 p=? -4n – 18n + 4 = -18 n=? These are really confusing

116. ## maths

the sollution set {x,y}of the systemof equations x-2y=0 and 3x+4y=20 is