# Questions Asked onMay 26, 2016

1. ## Math

A circle whose area is 4 has a radius of x. Find the area of a circle whose radius is 3x.

2. ## Algebra

Dorothy has decided to raise rabbits but has been warned that the number of rabbits she will have will grow very quickly. Dorothy started out with 20 rabbits and the function y=20*2.3^x models the number of rabbits she will have after x months. which graph

What does a cladogram show? A)comparison of the relative ages of organisms B)evolutionary relationships between organisms C)comparison of species that are most similar D)ecological relationships between organisms*** Which pair below has the most shared

4. ## Algebra Plz help :)

Keysha randomly surveyed 150 people at a football game last weekend to find out whether they like hot dogs, hamburgers, or nachos. Of the 850 people at the game, how many should she expect to like both hot dogs and hamburgers. 24 people like both hot dogs

5. ## Algebra

Natasha is planning a school celebration and wants to have live music and food for everyone who attends. She has found a band that will charge her \$750 and a caterer whoWill provide snacked and drinks for \$2.25 per person. If her goal is to keep the

6. ## Math-Calc

Find an equation of the tangent line to the curve 2(x2+y2)2=25(x2−y2) (a lemniscate) at the point (3,1). Please help.

7. ## Chemistry

If Ka for HNO2,=4.5x10-4, find the [H+] a 0.9 M HNO2 solution.

8. ## math

Elimination was used to solve a system of equations. One of the intermediate steps led to the equation 9x=27 . Which of the following systems could have led to this equation? 4x+3y=24 −5x−3y=3 7x−2y=15 x+y=6 9x+2y=21 −9x−2y=21 10x−y=15

9. ## history

Which statement best describes the provisions of the Missouri Compromise? a) It maintained the balance of free and slave states. b) It enacted a stricter fugitive law. c) It outlawed slavery in the District of Columbia. d) It prohibited slavery in the

10. ## plz help math

The formula for the force between two objects is F=GMm/r^2 where M and m are the masses of the two objects, G is a constant, and r is the distance between them. Solve the formula for m .m=Fr^2/GM m=r^2/FGM m=GM/Fr^2 m=FGM/r^2

11. ## A&P

Assume that Na+ is being transported across a membrane via facilitated diffusion. Which of the following conditions would allow for the most transport of Na+ across that membrane. Answers: 1) a gradient of less than 5% difference between sides for the Na+

12. ## maths

if a plate of car consists of two letters and four digits and one car chosen at random probabiliy the letters at the beginning and at the end

13. ## Ratios math

The ratio of the number of cars to the number of SUVs in a parking lot is 4:1. The ratio of the number SUVs to the number of Minivans is 4:5. (A) Find the ratio of the number of minivans in the parking lot. (B) if there are 20 minivans, how many vehicles

14. ## Drivers ED check my answers

2. A left front tire blows out. Unless you control the vehicle, what will probably happen? (1 point) You will slide in a straight line. Your vehicle will pull toward the shoulder. Your vehicle will pull to the left.***** Your vehicle will sway from left to

15. ## physics

A man of weigt 600N runs up the stairs of heigt 4m in 3seconds. what is exerted by the man?

16. ## Health

Blood also passes through the small intestine and liver during which type of circulation pulmonary renal portal*** cardiac

17. ## history

Which sentences use a time-related term correctly? Choose all answers that are correct. A. Confucius was teaching in China in B.C. 500. B. The Roman Empire fell to Germanic Tribes in A.D. 476. C. Homer composed the Iliad and Odyssey in about B.C.E. 750. D.

18. ## Math

If you walk5/6 mile and then jog 4/5 mile, what is the total distance covered? How much farther did you walk than jog?

19. ## la

How are the characters Jack and Algernon developed through the use of dialogue? How are these characters similar? How are they different? Support your answer with evidence.

20. ## Calculus

Solve the differential equation dy/dx = √[(x^3)(y)] with initial conditions x = 1, y = 2 so far i got y = (x^5)/25 + c so do i plug in 2 = (1^5)/25 + c 2 - (1/25) = c c = 49/25 = 1.96 is this correct?

21. ## physics

Which idea did Isaac Newton’s experiments with light support?

22. ## Chemistry

In a hydrogen- oxygen fuel cell hydrogen diffuses through the cathode. hydrogen and oxygen are mixed before entering the anode.*** oxygen diffuses through the anode. oxygen diffuses through the cathode.

23. ## Writing

I'm trying to write a compare and contrast essay about animal cells and plant cells. I need differences and similarities between them. Could anyone please help me? Oh, and it would be nice if you started me off with a few sentences so I would continue it.

24. ## Calc-Math

The graphs of the function f (given in blue) and g (given in red) are plotted above. Suppose that u(x)=f(x)g(x) and v(x)=f(x)/g(x) Find each of the following:u(x) and v(x)..

25. ## physics

A police cruiser is travelling at 24 m/s and slows down at a rate of 0.65 m/s2 until it stops. The distance traveled by the cop while slowing down is closest to

26. ## Math (Percentages)

Write the closest benchmark for the percent. 1. 8% 2. 52% 3. 99% 4. 87% 5. 12 percent 6. 45% I don't understand the directions. What does it mean by the closest benchmark for the percent?

27. ## SS

How did the Mexican-American War ignite a conflict over slavery between the North and the South?

28. ## life orietation

suggest two ways on how the geographical dstributionnn of media can be improved in south african?

29. ## Social Studies

Compare and contrast the economies of Chile and Venezuela. I really need some help on this can someone name the similarities and differences pleace?

30. ## Math

The right triangle has an angle of 53 degrees. The opposite side is 6.4cm long. What is the adjacent ?

31. ## Math

In an used book store, there are some different mystery novels on a shelf. Suppose there are 64 different ways to buy these novels, including not buying them. How many mystery novels are there on the shelf?

32. ## Math

Zack orders a box of 80 sweaters manufactured from a factory. He needs to check the quality of 30% of the sweaters. Select all of the equations that Zack could use to find x, the number of sweaters he needs to check.

33. ## Matt

The area of a curved surface of a d battery with a diameters of 3.2 centimeters and a height of 5.6 centimeters h

1) You are going to make 1800ml of a 25uM solution using a compound whose MW= 60.06 Daltons. How many grams do you need of this compound? Give your answer with four decimal places. 2) You are going to make 300ml of a 75mM solution using a compound whose

35. ## math

A newspaper vendor sells newspapers at a commission of 6%. He earns rs 75 per day. what is the cost of newspapers?

36. ## math

A newspaper vendor sells newspapers at a commission of 6%. He earns rs 75 per day. what is the cost of newspapers? /////////***vvvv.urgent****////////

37. ## math

A man sold two clocks for rs 240 each, gaining 20% on one and losing 20% on the other find his gain or loss percent?plz reply soon

38. ## math

Krishan bought 2400 bananas at rs 15 a dozen. he sold 1350 of them at rs 4 and the remaining at 5 for rs 8. fins his gain or loss percent. /*( requested from my side to reply soon and you are doing good job thank you forever)*/

39. ## physics

a source emits 1700Hz frequency travelling at a speed of 70m/s. A detector is placed 200m away. What is the frequency detected by the detector when the source is closest to it? Also find the distance between them when the detector detects the frequency to

40. ## Math

If a wheel has a circumference of 1.5 metres how far does it travel in 26 revolutions?

41. ## math

By selling a clock for rs 600 a man loses 25%. what should be the selling price for a profit of 25%.

42. ## math

A wholesaler purchases wheat at rs 280 per quintal and sells the same at rs 360 per quintal. if his overhead expenses were rs 10 per quintal, find his profit percent.

43. ## Math topic help

John invest \$2,975 at 4% interest compound annually. What will be the balance in the account after? a) 3,272.50 b)3,281.48 c) 5,493.86********* d) 7,735.00 if i am wrong please explain why i am and what i should do, step wise thanks so much and hopfully

44. ## Math

Please help me with this ASAP! I need help with this just checking my answers thanks 1. There are 14 blue marbles, 8red marbles, and 12 green marbles in a jar. What is the ratio of the total number of marbles to the number of red marbles? A. 24:8 B. 34:8

45. ## Math topic part 2

18. Complete the table. a 5 6 7 8 9 b 3.8 4.6 5.4 (2 points) Essay: 9.39 and 10.6 i did 5.4 divided by 7 times 8 and i received thees answers 1 /2 points I like that you figured out the rule first. Remember, when finding the rule, you want to determine

46. ## Math

Marting throws a baseball upwards at a velocity of 80 ft/sec. The following equation models this situation: H (t) = -16t squared + 80t + 6 , where H(t) is the height of the ball in feet and t is the time in seconds after the ball was released. HOW LONG

47. ## SS

How does the geography of Eastern Europe most affect farming in the region? There's more, but please answer this question first. If you know all the answers to the test please tell me them! Thanks!

48. ## Math

In how many ways one can bake a cake using two of five possible sweeteners and one of three possible flours?

49. ## Math

Marting throws a baseball upwards at a velocity of 80 ft/sec. The following equation models this situation: H (t) = -16t squared + 80t + 6 , where H(t) is the height of the ball in feet and t is the time in seconds after the ball was released. HOW LONG

50. ## Mrs.Sue?

John invest \$2,975 at 4% interest compound annually. What will be the balance in the account after? a) 3,272.50 b)3,281.48 c) 5,493.86********* d) 7,735.00 if i am wrong please explain why i am and what i should do, step wise thanks so much and hopfully

51. ## Math

PQR has vertices p(5, -1), q(0.8), and r(7,5). It is translated right 3 units and up 6 units. Find the coordinates of P', Q', and R'. A) P(8,5), Q(3,14), R(10,11) B) P(2,5), Q(-3,14), R(4,11) C) P(8,-7), Q(3,2), R(10,-1) D) P(2,-7), Q(-3,2), R(4,-1) Please

52. ## physics

Four copper wires of equal length are connected in series. Their cross-sectional areas are 0.96 cm^2, 2.02 cm^2, 2.90 cm^2, and 5.06 cm^2. A potential difference of 116 V is applied across the combination. Determine the voltage across the 2.02 cm^2 wire.

53. ## calculus-help me sir~steve

show that 2f''(t)-f'(t)-f(t)=sin(t)-cos(t) where f(0)=f'(0) has the solution (-2/5)e^(-t/2)-(1/5)sin(t)+(2/5)cos(t) using laplace tranformation plz plz plz show step by step

54. ## calculus-again frustrated-looking for steve asap

if sinh(y)=[4sinh(x)-3)/(4+3sinh(x)] show that dy/dx=5/(4+3sinh(x)] step plz i plead

can someone check over my answers and correct them? *over means fraction 1) What would the slope be for a road that has a rise of 11m and a run of 100m? a. 22 over 100 b. 11 over 100 (THS ONE) c. 15 over 100 d. 30 over 100 2) What would the slope be for a

56. ## maths

if cosØ=x/y, find cosecØ

57. ## Math-Calc

Suppose that f(x)=6x(3−2x)3. f(x)=6x(3−2x)3. Find an equation for the tangent line to the graph of ff at x=1x=1.

58. ## maths-word problem

A two digit number is less than six times the sum of it digit by 1.The difference between the digit is 1. Find the number??

Which of the following expressions is true? A. 2^4 • 2^3 = 2^12 B. 3^3 • 3^6 > 3^8 C. 4^2 • 4^2 > 4^4 D. 5^5 • 5^2 = 5^10

60. ## English

1. He slept for 7 hours last night. 2. He slept 7 hours last night. (Are both OK? Can we omit 'for' here?) 3. Go straight for two blocks. It's on your left. 4. Go straight two blocks. It's on your left. (Are both OK? Can we delete 'for' here?) 5. The man

61. ## English

1. I drink 10-liter water every day. 2. I drink 10-liter of water every day. 3. I drink a 10-liter bottle of water every day. 4. I drink 10-liter bottles of water every day. 5. I drink two 10-liter bottles of water every day. (Are they all grammatical?

62. ## Math Mrs. Sue help

Write the value of the expression. 2^3/2^3 A. 0 B. 1 C. 2 D. 3 My answer is C

63. ## physics

A rectilinear homogeneous conductor OA of mass 12 g and of length 36cm hangs freely from its upper end O while its lower end A slightly touches the surface of the mercury. Terminals C and D are connected to a generator which supplies a current 7.4A. A

64. ## Math

What is 57% of 11? I just need help!

65. ## Chemistry

To charge a lead storage battery you must apply a direct current to it. hold a magnet close to it.*** force alternating current through it. increase the pressure on it.

66. ## social studies

Omar's experiences in the Andes most reflect the struggles faced by many Bolivians as a result of a)Scarcity of natural resources b)Undemocratic forms of governance c)Economic emphasis on mining d)Nationalization of industry I think it is "b" please tell

67. ## maths

in a building there are 9 floor above the ground level and 4 floors below the ground level if the ground level is represented by 0,what integer would best describe the floor 4 above the ground level?

68. ## History review sheet

What impact did canals and railroads have on shipping costs? It doesnt have any multiple choice answers because its a review sheet. Thanks.

69. ## english

please clarify : 1. could i use MOST in the following sentence : this is the most perfect dress . 2. correction : look, the sun is rising over the hills . could i use continuous form here 3. can i use non creative as antonym for creative ?

70. ## history review sheet questions

What was the main result of the invention of the Clermont in 1807 How did the use of factory machines change life in America? Industries flourished in New England because of the access to ____________________ like coal and iron was better than in the

71. ## Math

Find the number of vertices in a polyhedron if it contains 20 triangular faces and 12 pentagonal faces. a. 30 b. 32 c. 60 d. 120 * Also please show me how you got your answer, thanks

72. ## Math

A cross-section of a sphere, which is 6 units from the center of the sphere, has a circumference of 8π units. Find the surface area of the sphere.

73. ## english

my last query is unanswered. please .. can i use non creative as an antonym for creative . thank you.

74. ## calc

1) Volume created when the area bounded by the x-axis, the y-axis, and the line y = -3x+5 is rotated about: a) the y-axis b) the line y = 6 2) Volume created when the area bounded by x = 3y-y^2 and the y-axis is rotated about the x-axis

75. ## World History Honors

Notable Jewish people who lived during the reign of HitlerNotable Jewish people who lived during the reign of Hitler Marc Chagall, Gustav Mahler, Arnold Schoenberg, Franz Kafka, Albert Einstein, Sigmund Freud, Edmund Husserl, Rudolph Lipschitz. I need 8

76. ## Math ms sue??? (Check my answers????)

1) What would the slope be for a road that has a rise of 11m and a run of 100m? a. 22 over 100 b. 11 over 100 (THS ONE) c. 15 over 100 d. 30 over 100 2) What would the slope be for a road that has a rise of 5m and a run of 100m? a. 0.05 (THIS ONE) b. 0.25

1) You are going to make 1800ml of a 25uM solution using a compound whose MW= 60.06 Daltons. How many grams do you need of this compound? Give your answer with four decimal places. 2) You are going to make 300ml of a 75mM solution using a compound whose

79. ## Math

The capcity of an elevator is either 15 children or 11 adults.If 12 children are currently in the elevator, how many adults can still get in?

80. ## maths

find the maximem area of a rectangle to the sum of its permeter is 10.

81. ## Scocial Studies

most brazilians are descendants of which combination of ancestors? A.Mayan,mexican, and mestizo B.Native American, african and european...(my answer B) C.portuguese, spanish, and incan D.spanish, ladino

83. ## maths

a number is chosen at random from the numbers:1 to 20. Find the probability that the number chosen is a multiple of 2 and a multiple of 5.

84. ## maths

how many of the integers from 1 to 200 contains the digit 1 at least twice?

85. ## Calculus

A particle with an initial velocity of -6 has its acceleration defined by a(t) = 2t+1. t is in seconds. find: a) its velocity equation b) the total distance traveled by the particle during its first 5 seconds of travel a) v(t) = t^2 + t - 6 b) 24.17 units

86. ## Math

Suppose f (0) = 9, f ′(0) = 2, and f ″(0) = -4. If df is used to approximate Δf when Δx = 0.01, which of the following would be true? df < Δf df > Δf df = Δf

87. ## College algebra

One health club charges a monthly fee of \$100 and an extra \$5 for every visit. Another health club charges \$103 per month and \$4 for every visit. How many visits in a month would make the cost of each health club equal? Suppose x is the number of visits

88. ## math

A line connecting the points (x, 12) and (12, 9) has a slope 1.4. Determine X. a. 9 b. 10 c. 7 d. 8 Steepest slope? a. 0.4 b. undefined c. 0.1 d. -1 over 7 Flattest slope? a. 7 over 9 b. 0 (THIS ONE) c. undefined d. 2 over 3

89. ## Biology

In the microscope activity, you viewed some of the same specimens under multiple microscopes. Describe the differences in what you could see under each microscope. Which microscope would view small specimens the best and why?

90. ## physic

A hand-driven tire pump has a piston with a 2.50 cm diameter and a maximum stroke of 30 cm. how much work do you do in one stroke if the average gauge pressure is 2.40×105 N.m – 2? Select one: a. 141 J b. 4.5×107 J c. 35.3 J d. 1.41 ×108 J

91. ## Math

Which ordered pair is not a solution of y= -4x -9 A(-9,27) B(3,-21) C(-6,15) D(5,-28) I have no idea how to do this help please

92. ## Life orientation

Clearly discribe a recent corruption and fraud case in the country making headlines in the media :who are the role players who got involved ,the extent to which it linked to ither crimes ,role played by the media and that of the state of deal with this

93. ## Spanish

La pelicula ________ de terminar. a. acabo b. acabas c. acabamos d. acaba

94. ## Biology - Diversity

A scenario where bacteria will undergo sexually reproduction instead of taking the "safe route" and reproducing asexually. I know that they reproduce sexually when conditions are not favorable and will enter a dorment stage until conditions get better but

95. ## Algebra

What are the minimum, first quartile, median, third quartile, and maximum of the data set; 40, 7, 2, 35, 12, 23, 18, 28

I've been stuck for a while on this problem Which ordered pair represents the solution to the system of equations? { 5x+3y=7 { 3x-5y=-23

97. ## Spanish

Which sentence means "we're short five dollars" in Spanish? a. Nos faltan cinco dolares. b. Les interesan cinco dolares. c. Me aburren cinco dolares. d. Nos queda cinco dolares.***

98. ## science

imagine you have two identical globes.what type of connection would cause the total amount of light and heat emitted to,, a.less than the amount emitted by a single globe? b.more than the amount emitted by a single globe?

99. ## Maths,Physics,Life Science, Agricultural science

list three factors to consider when choosing subject in grade 10

100. ## math

A credit card company charges 7% simple interest. What is the total interest on a \$1,900 loan at the end of two years?

101. ## math

The sales of a kids sneakers rose from \$3 billion to \$3.8 billion. Find the percent of increase to the nearest whole percent?

102. ## math

A painter places an 8.5 ft ladder against a wall. The bottom of the ladder is 4 ft from the base of the wall. How high up the wall does the ladder reach? (hint: round to the nearest tenth)

103. ## Chemistry

What would the reaction of these two look like (reactants and products) A) hexanal is reduced B) Butanoic acid is neutralized by potassium hydroxide

104. ## College Algebra/Drug Calculations

Good afternoon. I was given a large packet to practice some math to prepare me for drug calculations. For some reason, I cannot get the answer to this fraction. I've tried a few ways, but maybe I forgot a step or am overlooking some silly mistake... 5/6 x

I am having troubles with these 4 questions on my homework. Can someone help? 1. It is the responsibility of all citizens to A. run for political office. B. attend naturlization ceremonies. C. pay taxes and serve on juries.** D. join special interest

106. ## science

Does sodium nitrate turn the phenolphthalein indicator pink ?

107. ## physics

Si unit of specific inductive capacity?

108. ## physics

A red racecar accelrates at a constant rate of 5 m/s2. How much time does it take to increase its speed from 50 m/s to 60 m/s? a. 17 s b. 0.058 s c. 0.25 s 2.0 s

109. ## math

Flying against the wind, an airplane travels 5600 km in 8 hours. Flying with the wind, the same plane travels 9900 km in 9 hours.

110. ## Math "Need Help Asap"!

11.)A soccer ball costs a store \$29.50. what is the spelling price of the ball after a 35% markup? Round to the nearest cent.

112. ## math

If i put 75,000 in a trust fund how much would i have in 8 years

113. ## math

Find the volume of a cone in which d = 8 inch and h= 12 units?

114. ## Saint Hilary

Jesse wants to use a recipe which calls for 1 1/2 tsp cinnamon to make as many cupcakes as he can. Jesse has only 1 tsp of cinnamon, so he cannot make a whole batch. What fraction of the batch can Jesse make if he uses all his cinnamon

115. ## math

If the first term in an arithmetic sequence is 15 and the tenth term is 69. What is the fourth term in the sequence?

116. ## maths

The perimeter of a rectangle is 142m. The length is 5m more than twice the width. Find the dimensions. length= width=

117. ## Chemistry

Complete the following equations: A) methyl butanone + oxygen ---> B) a pentagon + F2 ----->

118. ## maths

Rationalize the denominator 5/i

119. ## chemistry

How many grams of CO2 are evolved on heating 200 g of CaCO3.

120. ## chemistry

How to calculate number of electrones in 18 ml of water givan that density of water is 1g/cc

121. ## Algebra II

Given the triangle below, find sec X, tan X, and cos X in fraction form. *right triangle, hypotenuse goes from top right to bottom left, bottom side is longer than top side. Top right point is z, left point is X, bottom right angle (the right angle) is Y.

122. ## maths

euqation of two of regression are 4x+3y+7=0 and 3x=4y=8=0 the mean of x and y what is the answer

123. ## maths

from a certain spot, the top of a triangle had an angle of elevation of 40 degree. move 15meter in a straight line towards the flag pole.Now to the top has an angle of elevation of 60degree.Find the height of the flagpole and it's distance from the second

124. ## Physics

starting with the equation for resistors in parallel, prove that for two resistors R1 and R2, the equivalent total resistance (RT) is: Rt=R1R2/R1+R2 I kind of understand it, but it isn't giving me the right answer which should be the equation?