# Questions Asked onFebruary 24, 2016

1. ## Technology

Which of the following is not an example of malicious code? A. Trojan horse B. worm C. virus D. spy gear**

2. ## chemistry

Identify d solid remaining wen each of d following is Heated (a)lithium trioxonitrate(b)potassium trioxonitrate(c)calcium trioxonitrate

3. ## math

A bag contains 4 white, 3 blue, and 5 red marbles. 1. Find the probability of choosing a red marble, then a white marble if the marbles are replaced. A. 1/12 B. 5/36 *** C. 5/6 D. 5/12 2. Find the probability of choosing 3 blue marbles in a row if the

4. ## Calculus

f is a continuous function with a domain [−3, 9] such that f(x)= 3 , -3 ≤ x < 0 -x+3 , 0 ≤ x ≤ 6 -3 , 6 < x ≤ 9 and let g(x)= ∫ f(t) dt where a=-2 b=x On what interval is g increasing? Justify your answer. For 0 ≤ x ≤ 6, express g(x) in

5. ## algebra or algebra1

A truck leaves an intersection going 42 miles per hour. Half an hour later, a car going 62 miles per hour follows the truck. If x is the time, in hours, required for the car to catch the truck, then which of the following equations can be used to solve for

6. ## Physics

A 20.0 m long uniform beam weighing 800 N rests on walls A and B, as shown in the figure below.(a) Find the maximum weight of a person who can walk to the extreme end D without tipping the beam.(b) Find the forces that the walls A and B exert on the beam

7. ## Social studies

Which of the following statements is true? All search engines will provide the same results when you enter the same query. All search engines use the same amount of advertisements. Some search engines are also browsers. (MY ANSWER) Search engines often

8. ## History

17.)Which of the following directly resulted from Manifest Destiny? A.)Western expansion ceased for over a decade. B.)European countries supported U.S. expansion. C.)Religious differences caused conflict in the U.S. D.)Native Americans were forced to leave

9. ## History

20.)Which answer best explains the Cherokee's main argument against Georgia in Cherokee Nation v. Georgia? A.)The Cherokee argued they had legally bought their land from other tribes. B.)The Cherokee argued they were a separate nation and not bound by

10. ## Poetry 7 - Check please!

Why, who makes much of a miracle? As to me I know of nothing else but miracles, Whether I walk the streets of Manhattan, Or dart my sight over the roofs of houses toward the sky, Or wade with naked feet along the beach just in the edge of the water, Or

11. ## History

9.)In worcester v. georgia, the supreme court ruled that native american tribes were sovereign states. how did this affect cherokee removal? A.)The federal government had to allow the cherokee to vote on removal B.)The federal government removed the

12. ## math

: Use the formula from Part I to find the midpoint of the segment with endpoints at (-2, -1) and (0, 9). Show your work.

13. ## math

the cost of 2 bottles of water and 3 pretzels is \$16.50 whereas 4 bottles of water and 1 pretzel is \$15.50. Find the cost of a water bottle and a pretzel.

14. ## algebra

You invested ​\$27,000 in two accounts paying 2% and 3% annual​ interest, respectively.If the total interest earned for the year was \$ 800, how much was invested at each​ rate?

15. ## Math Plz help

When Tyson opens and lays a cereal box out flat, he sees that the top and the bottom of the box both measure 11 inches by 8 inches, the sides of the box both measure 11 inches by 6 inches, and the front and back of the box both measure 8 inches by 6

16. ## Math

If you triple a number you will have one half the number of hours in two days. What is the number?

17. ## life science ,cat,maths lit and english

What can i become with maths lit ,cat,life science and geography

18. ## History

16.)What was an effect of the California Gold Rush in 1849? A.)Many people discovered gold, became rich, and established multiple mining towns in California.*** B.)The president authorized the forced removal of the Sioux tribes in California where gold was

19. ## STATISTIC

A die with 12 sides is rolled. What is the probability of rolling a number less than 11? Is this the same as rolling a total less than 11 with two six-sided dice? Explain. A. 2/6 B. 3/6 C. 4/6 D. 5/6 Please i need help ,my answer is D

20. ## Mensuration

A sheet of paper measures 30cm by 20cm. A strip 4cm wide is cut from it all around. Find the area of the remaining sheet and also the area of the strip cut out.

21. ## math

If you multiply me by 7, add 1, and then divide by 4,you get 9. What number am I?

22. ## Mensuration

A rectangular lawn 80m *60m has two rmads each 10m wide running in the middle of it, one parallel to the length and the other parallel to the breadth. Find the cost of gravelling them at ₹1.20 square metre.

23. ## Physics

In the series circuit, if the current through R1 is 1.5 A, what is the current through R2? 1. Unable to determine 2. 1.5 A 3. 1 A 4. 0.5 A 5. 3 A

24. ## ps 27

The sum of two numbers is 120. If four times four times the smaller number is subtracted from the larger​ number, the result is 15. Find the two numbers.

25. ## History

Which answer best describes a main benefit of the Transcontinental Railroad? A.)It proved to the world that the United States was capable of great feats of engineering. B.)It created safe, high-paying jobs for immigrants who wanted to work building the

26. ## Chemistry

Suppose that 100.0 g of ice a 0 degreesC are added to 300.0 g of water at 25.0 degrees . Is this sufficient ice to lower the temperature of water to 5.00 degrees C and still have ice remaining? Calculate the energy (heat) which must be removed from water

27. ## History

1.) Which answer best explains why the Oregon Territory was important to the United States? A.0It allowed for increased trade opportunities with Canada, Mexico, & Asia B.)It increased hunting & trapping opportunities for settlers from the east*** C.)It was

28. ## Math

Peter has 4 more \$50 bills than \$10 bills in his wallet. If the total amount of money in his wallet is \$380, how many \$10 bills does Peter have? I know the answer but I don't know how to set up the equation.

29. ## History

6.)What was the purpose of the Monroe Doctrine? A.)to create borders in the western territories B.)To limit the ability of the spanish to take land C.)To promote settlement of the Louisiana purchase D.)To keep Europe from further colonizing the western

30. ## MATH!

A multiple choice test has 5 questions each with 5 possible answers. Find the probability of answering all the questions correctly. A. 1/3,125 B. 1/25 C. 1/625 D. 1/125 Is it B?

31. ## Algebra 2

Compare the graphs of the inverse variations. Please provide at least 3 comparisons? y= (-0.2/x) and y= (-0.3/x) is this correct as an answer? 1, -0.2, -0.3 2, -0.1, -0.15 3, -0.0667, -0.1

32. ## History

13.)Which answer best explains how slavery was an issue in relation to the Mexican-American War? A.)The spread in slave trading to Asia caused disagreements amongst Americans. B.)There was a great deal of disagreement over whether slaves should fight in

33. ## History

19.)Which answer best details the benefits of the Erie Canal? A. Boats could move more quickly from New York City to Boston.*** B. Boats could move more quickly from New york City to Washington. C. Boats could move more quickly from the Atlantic Ocean to

34. ## physics

The volume, V, of an object is given as a function of time by equation Where t, is time. Assuming that the equation is dimensionally correct, which of the following is the correct representation of the dimensions for X, Y and Z? Select one: a. X = L Y = L

35. ## MATHEMATICS

TO MAKE 5 SETS OF CURTAINS, WHEN EACH SET REQUIRES 2 1/3 YARDS, HOW MANY OF MATERIAL ARE NEEDED? (1) 7 1/3 (2) 9 2/3 (3) 10 1/3 (4) 10 2/3 (5) 11 2/3 I think the answer is (5) 11 2/3??

36. ## Chemistry

if 9560 J of energy were absorbed by 25.0g of ice at 0 degrees Celsius what would be the final temperature? First you must calculate the energy required to melt ice completely. With the remaining energy (Q). This is the equation i came up with but i'm not

37. ## English

Identify the correct choice of word for questions 1-7. 1. Can you remember the name of the person from _______ you received this information? a. who b. whom c. whose*** d. who's 2. Jen, _______ latest short story was published last week, is only 15 years

38. ## Algebra

An ice cream scoop has a diameter of 2 1/2 inches. What is the volume of the sphere-shape scoop of ice cream that the scooper makes? 6.54 in3 8.18 in3**** 19.63 in3 64.45 in3

39. ## mathematics

In 1957, killer bees started to spread out from Sao Paulo, Brazil at the rate of about 200 miles a year. At this rate, in what year were they expected in the vicinity of Honduras, Central America- a distance of 3800 miles? (1) 1960 (2) 1966 (3) 1973 (4)

40. ## Geometry

Solve 10a - 5b = 25 for b. f) b = 10a + 25 g) b = 10a - 25 h) b = 2a +5 i) b = 2a - 5 What exactly are they asking me to do here? Can I get at least one with a step by step, then I'll do the others? And, then you can check my answers. Thanks :)

41. ## Chemistry

Find the mass of urea (CH4N2O) needed to prepare 50.9 g of a solution in water in which the mole fraction of urea is 7.69×10−2.

What are some of the climate types in Africa? What kind of resources does each region produce? What are some types of crops that are grown in Africa? What is the vegetation like in Africa?

43. ## Math

The circular area A in square centimetres of a healing wound is given by A(r)=πr^2 Where r =the radius in centimetres. Find the rate of change of the area with respect to the radius. My work: I'm not really sure if this is correct but I gave it a try.

44. ## Life Orientation

Provide 6 practical actions to take to address human rights violation of xenophobia.

45. ## Math

Scott started to read a novel. He read 21 pages a day. After 7 days, he had 5/8 of the book left. How many pages are there in the book?

46. ## Science

4.)When two or more atoms of the same of the same element are in a chemical bond, the substance is called a(n)________ A.)Compound B.)Molecule C.)Nucleus D.)Particle*** Am I'm correct? BUT My mom disagree's and says C?, isn't she wrong?

47. ## Geometry

What does the diameter of a sphere join? any two points on the sphere any two points on the sphere and contains the center

48. ## Maths

A gymnasium is 50m long and 30m broad. A running track 2. 5m wide runs all around it on the inside. Find the area of the track?

49. ## college algebra

Ivan is putting money into a checking account. Let y represent the total amount of money in the account (in dollars). Let x represent the number of weeks Ivan has been adding money. Suppose that x and y are related by the equation y=550+40x. What is the

50. ## Social Studies CHECK MY ANSWERS

What group believed President Lincoln’s Reconstruction plan was too easy? Democrats Freedmen U.S. Senate *** Radical Republicans Why was Lincoln assassinated? A.Booth had a mental illness. B.Booth blamed Lincoln for the war. *** C.Booth shot the

51. ## Math

A sidewalk is 40 m long. each section of the sidewalk is 8 dm long. how many sections of sidewalk are there?

52. ## FITNESS

Experts agree that the minimum time period for cardiorespiratory benefit from exercise is _______ minutes. A. 60 B. 20 C. 30 D. 10

53. ## physic

A coconut thrown horizontally at 20 m/s from the top of a hill 63 m high. How far from the base of the hill does the coconut hit the ground?

54. ## Physics

The projectile launcher shown below will give the object on the right an inital horizontal speed of 9.40 m/s. While the other object will be dropped with no initial speed. The objects are initially 114 cm above the ground. What will be the difference in

55. ## Algebra

A car's cooling system of a car has a capacity of 15 liters. suppose that it is currently full of a 40% antifreeze mixture. you want 60% antifreeze mixture so you drain some of the current mixture and then add the pure antifreeze. How much antifreeze

56. ## Geometry

WHICH STATEMENT IS TRUE? a) a right angle has a complement b)and obtuse angle has a complement c)the supplement of a right angle is a right angle d) every angle has a supplement****

57. ## History

18.)How did westward expansion affect Native American tribes? A.)Railroad expansion allowed Native American hunters to sell bison meat & hides at higher rates than before*** B.)Railroad expansion brought U.S settlers in contact with bison, drastically

58. ## Science

a fireman 50 m away from a burning building directs a stream of water from a ground-level fire hose at an angle of 30 degrees above the horizontal. If the speed of the stream is 40m/s , at what height will the stream of water strike the building?

59. ## Algebra

a)Write an equation for the line that passes through the points (0,5) and (4,12). Use any valid form of a linear line. b)You are taking a Yellow Cab in St. Paul from Como Park to the State Capitol (a 3.2 mile trek). When you get in, you are charged \$6.90

60. ## Trigonometry

John stands on top of a little lighthouse looking out at a nearby tall lighthouse that is 200 feet away. He looks at the top of the tall lighthouse with a 3 degree angle of elevation, but looks at the bottom of the tall lighthouse with 6 degree angle of

61. ## life orientation

What is meant by designated subjects

62. ## Geometry

The diagonals of rectangle ABCD intersect at point E. If AE=2x+5, and BD=5x+2, what is AC?

63. ## Math

Calculate the slant height for the given square pyramid. Round to the nearest tenth. Pyramid base= 6cm Height= 5cm 6.2 cm 5.8 cm 7.8 cm 7.2 cm I am usually very good at solving these kinds of problems but I cant focus on anything right now and I keep

64. ## Chemistry

I have to write the rate law for two elementary reaction equations A ) 2a+b>c+d B ) X+Y>Z I'm pretty sure it's just k[ A ][ B ] and k[ X ][ Y ] but does the coefficient affect it in this case? is it [ A ]^2 ?

65. ## mathematics

A fence post casts a 4-foot shadow at the same time that a tree next to it casts a 64-foot shadow. How tall is the tree? (1) 66 (2) 70 (3) 74 (4) 78 (5) not enough information is given I believe the correct answer is #1 66 ????

66. ## Microsoft Word Powerpoint 2013

i need answers to the pen foster exam

67. ## mathematics

A new born infant usually triples its weight by its first birthday. Baby Carter weighed 28 pounds on his first birthday. if this were triple his birth weight (b),which equation below-birth weight? (1) b/3= 28 (2) b-3=28 (3) 3b=28 (4) b+3=28 (5) 3(b+3)=28 I

68. ## Personal Fitness (Check answers)

5: Which of the following shows effective communication? a) A student says " I hear what you are saying, but I don't care." b) A student says " I hope you feel better soon. What can I do to help you?" (~~ MY ANSWER is B. ~~) c) A student says " You make me

69. ## History

Describe the military strategy that General William T. Sherman used across Georgia and South Carolina. Explain how the strategy affected the South, as well as how Southerners reacted.

70. ## Algebra

Does the table represent an exponential function? x | y 1 | -1 2 | -8 3 | -27 4 | -64 a. yes b. no***

71. ## MATH!

An experiment consists of rolling a weighted die. The probability of rolling each number is: Pr[1]=0.05, Pr[2]=0.1, Pr[3]=0.25, Pr[4]=0.25, Pr[5]=0.2, and Pr[6]=0.15. On the first roll, you record if the number is Small (1,2) or Large (3,4,5,6). If the

72. ## Math

Can you show me how to translate 9^x six units to te right? Thanks

73. ## History

Which of the following was a consequence of the Treaty of Guadalupe-Hidalgo? A.)Texas gained independence from Mexico. B.)The war between the United States and Mexico ended.*** C.)The Bear Flag Republic was officially recognized as a state. D.)The debate

74. ## Maths

If there are 15 apples in a box what is the probability of picking a red apple and what is the probability of picking a green

75. ## DC Chem

calculate how many grams of the products listed would be produced by complete reaction of 0.160 mol of the first reactant. AgNO3(aq) + LiOH(aq) → AgOH(s) + LiNO3(aq) AgOH

76. ## History

18.)How did westward expansion affect Native American tribes? A.)Railroad expansion allowed Native American hunters to sell bison meat & hides at higher rates than before B.)Railroad expansion brought U.S settlers in contact with bison, drastically

77. ## Geometry (check)

solve each equation: 1) x + 2x - 6 + 6 MY ANSWER: x-x + 2x-x +12 _______________ x=12 2) 3x + 9 + 5x =81 MY ANSWER: 3x-3x + 9x + 5x-3x = 81 9 + 2x = 81 9-9 + 2x = 81-9 2x = 72 2x/2 = 72/2 x=36 3) x - 2 = -4 + 7w I need help with this one

78. ## physics

three resistors are connected in parallel R1=10, R2=50, R3=25.what is the equivalent resistance

79. ## math

A certain minivan has a maximum carrying capacity of 1,200 pounds. The luggage weighs 150 pounds. Write an solve an inequality to find the maximum weight allowable for passengers. I got x+150 >= 1200 Im not sure if it's correct

80. ## geometry

A 25 meter ladder is leaned against a tall building. If the ladder makes a 30 degree angle with the ground, how high up on the building (in meters) does the ladder fall?

81. ## physics

If Tomasi walks 10 meters due west and then 30 meters due east. What is the total displacement?

82. ## math

17 hundreds,2 tens,9 ones,6 tenths,and 7 thousands. what number am I?

83. ## History

4.)During the 1820s and 1830s, many people settled in texas an california. the territories were part of mexico . some thought the united state should annex those territories. the territories were soon independent of mexico they became part of the united

84. ## physics

Osmium is the densest metal on earth. It has a density of 22.61 g.cm–3. Which of the following best represents this density in kg.m–3?

85. ## science

Ann is driving down a street at 50 km/h. suddenly a child runs into the street. if it takes ann .75 seconds to react and apply the brakes. how many meters will ann have moved before she begins to slow down? If she slows down at a rate of 1.5m/s^2, how long

86. ## math

To qualify for a store discount, clay's soccer team mist spend at least \$560 for new jerseys. The team needs 20 jerseys. Write and solve an inequality to represent how much the team should spend on each jersey to qualify for the discount. I got 20x

87. ## English

Metaphor for beauty

88. ## maths and science

Three courses or study field you are interested in following after grade 12 and provide three reasons

89. ## physics of grade 11

Consider a simple pendulum consisting of a small marble of mass 10 g that can be onsidered a point mass suspended from the lower end of an inextensible string of length 80 cm and whose mass is negligible. The upperstring is connected to a fixed point O

90. ## Geometry (Law of Cosine or Sine)

two cars start moving from the same location but in different ways, then angle between them is 125. The first car moves 60 mph and the second car moves 75 mph how far apart are they after 2 hours and 45 mins?

91. ## Math

Solve the inquality and describe the solution set. y - 6 ≥ 12

92. ## physics

Which of the following prefixes will multiply the unit by 1,000? Select one: a. Milli b. Mega c. Kilo d. Centi

93. ## Math -fractions

3/13 , 1/6 and 1/3 .Adam used the fractions to make a circle graph and colored each a different color.what fraction of the graph is not colored? Explain

94. ## Science

About what percent of all of Earth's fresh water is found in ground water, streams, lakes, and rivers?

95. ## Algebra

The problem has two related parts 1) let a be an arbitrary real number. Find the distance between the point (1,2) and the point (4,a). (answer should be an algebraic expression in terms of a). 2) find the value of b for which the point (0,b) is equidistant

A coconut thrown horizontally at 20 m/s from the top of a hill 63 m high. How far from the base of the hill does the coconut hit the ground? Select one: a. 42 m b. 13 m c. 66 m d. 72 m

97. ## English

Identify the choice that best describes the CAPITALIZED word for questions 1-3. 1. Masako took Jonah's woolen hat by mistake, thinking it was HERS. a. first-person pronoun b. second-person pronoun c. reflexive pronoun d. possessive pronoun*** 2. The

98. ## History

19.)Which answer best details the benefits of the Erie Canal? A. Boats could move more quickly from New York City to Boston. B. Boats could move more quickly from New york City to Washington. C. Boats could move more quickly from the Atlantic Ocean to the

99. ## Algebra

y^2-x-4=0 a)find all x and y intercepts of the graph implied by this equation. (use an appropriate equation). b) test the graph for symmetry using algebra. (explain reasoning through algebra)

100. ## Algebra

There are at least three equivalent forms for the equation of a non-vertical line. Identify three forms, and then write at least one paragraph explaining one of them.

101. ## Life orietation

Identify three courses or study field and provide two reason for suitable course for each

102. ## Chemistry

a solution is prepared by dissolving 15.0 grams of ni(no3)2 in enough water to make 250 ml of solution what is the molarity of this solution

103. ## Physics

A car going 7 m/s is given a 42 m head start on another car that goes 13 m/s. How many meters will the slower car go until the faster car catches up?

104. ## math

Determine the vertex and the axis of symmetry for the function below: y = -648-05-01-00-00_files/i0110000.jpgx2 + 6x + 6

105. ## physics- check this out

Jason while driving on Kukum highway at 70 m.s – 1 seeing the traffic light turn red, he applies the brake and comes to rest in a time of 2 seconds. What is his deceleration? Select one: a. -17.5 m.s – 2 b. -35 m.s – 2 c. 17.5 m.s – 2 d. 35 m.s –

106. ## mathematics

The square root of 18 is between which of the following pairs of numbers? (1) 1.8 and 1.9 (2) 3 and 4 (3) 4 and 5 (4) 5 and 6 (5) 17 and 19 I think the answer is (1) ????

107. ## science

Ammonium nitrate breaks down into Dinitrogen monoxide and dihydrogen monoxide

108. ## Algebra

For what real values of a is x^2 + ax + 25 the square of a binomial? If you find more than one, then list your values in increasing order, separated by commas.

109. ## statistics

5 cards are drawn out of a regular deck without replacement; you win if you get at least one red card. What is the probability of getting at least one red card?

110. ## Math

The planning committee for the upcoming school play “Miss-terious” at LMSA asked the mathematics classes to give them some estimates about income that could be expected at different ticket price levels. The class did some market research to see what

111. ## Mensuration

A verandah 1.25m wide is constructed all along the outside of a room 5.5m long and 4m wide. Find the cost of cementing the floor of this verandah at the rate of ₹15 per sqare metre.

112. ## Math

A 7(1/2)% strength solution has been prepared. a) How many grams of medication are in the 7(1/2)% strength solution how do I setup this question?

113. ## Calculus

Two sides of a triangle have lengths 8 m and 13 m. The angle between them is increasing at a rate of 0.08 radians /min. How fast is the length of the third side increasing when the angle between the sides of fixed length is π/3 radians.

114. ## Precalculus

sketch the graph of the function.include two full periods y=2 sec 4x

115. ## Trigonometry

from your apartment balcony, you look down and see two of your friends walking toward your apartment building. As you look East, you see Maria with a 60 degree angle of depression. As you look East, you also see jack with a 45 degree angle of depression.

116. ## Stats

A bag has 27 balls in it; numbered 1 through 27; no number repeats. If you select two balls from the bag without replacement what is the probability that both are more than 23?

117. ## Math

I need help please. The usual markup on shoes at Fast Times Department Store is 240%. During a 25%-off sale, the store sold a pair of shoes for \$39.95. Estimate the amount of the store's profit on the shoes.

118. ## Biology - Please check?

How does artificial selection differ from natural selection? (Free response) Here is what I wrote: While both of these selections have to do with breeding, artificial selection (same as selective breeding) is where either plants or animals are

119. ## Statistics

To win one version of the New York State lottery, one must correctly select 5 numbers from 49 numbers. How many different selections are possible if: ~ The order in which the selection is made does not matter? ~ The order of selection does matter?

120. ## Chemistry

C+H2O ARROW CO+H2

121. ## Mensuration

A floor which measures 15m*8m is to be laid with tiles measuring 50cm by 25 cm. Find the number of tiles required. Further, if a carpet is laid on the floor so that a space of 1m exists between its edges and the edges of the floor, what fraction of the

122. ## Language

Which Object would most likely be described as exquisite? A delicate blossom A rough sketch A rugged landscape•• A prickly rosebud Correct this

123. ## Math/dosage

A 7(1/2)% strength solution has been prepared. a) How many grams of medication are in the 7(1/2)% strength solution how do I setup this question? Is this correct? 7(1/2)/100 = x/100mL

124. ## Chemistry

The two most common oxidation states are Cr(III) and Cr(VI). Balance the following oxidation-reduction equations that involve one of these oxidation states of chromium. Assume that the reactions occur in acidic solution. A. Cr(s) + O2 (g) + H^+ Cr^3+ B.

125. ## Algebra

2. W/4 - 4 = 3 a)-4 b)28****** c)3 d)11 3.X/5 + 6 = 10 a)44 b)30******* c)20 d)-20 4.-2(m-30)=-6m a)-15 b)-13************ c)-8 d)8 5.3.75x+3.7=1.7+1.75x a)10 b)-1 c)1***** d).1 Please check my answers :)

126. ## Language

In which sentence does the word distinct make sense? The assembly line produced a serious of identical toys, each distinct for the next. Because of the man's distinct appearance he easily got lost in the crowd The singer's voice is so distinct that is a

127. ## AP Chemistry

If 400 mL of 3.5 molar HCl solution is added to 200 mL of 2.3 molar NaOH solution, what will be the molarity of NaCl in the resulting solution? Answer in units of M.

128. ## Geometry

Solve 10a - 5b = 25 for b. f) b = 10a + 25 g) b = 10a - 25 h) b = 2a +5 i) b = 2a - 5 What exactly are they asking me to do here? Can I get at least one with a step by step, then I'll do the others? And, then you can check my answers. Thanks :)

129. ## PHYSICS

a block is given an initial velocity of 3 m/s up the 22 degree plane. A.) How far up will the plane go B.) How much time elapses before it returns to its starting point. IGNORE FRICTION A) I got 1.2m B.) I got 1.6s I'm confused on this question: Both

130. ## Math

The diameter of a normal front wheel on a bicycle is 24" Find the circumference and area of the front wheel?

131. ## science

What dose a wildlife corridor help prevent? 1. habitat fragmentation 2.habitat loss 3.habitat competition 4.habitat creation I choose (2) is this correct?

132. ## chemistry

how many chloride ions are in o.35 mol MgCl2?

133. ## Math

The ratio if games the Falcons won to the games they lost is 7:5. What is the ratio of games list to the total games played?

134. ## maths

If 6 cubes of 10 cm edge are joined edged to edge then the surface area of the resulting cuboid is ----

135. ## Science!

1) Which of the following is true about photosynthesis? A. it is an exothermic reaction B. it is an endothermic reaction C. It produces carbon dioxide D. it occurs in animals I think it's A.

136. ## Introduction to computer programming

how to develop flow chart that generate the sum of even number 1 and 10 inclusive

137. ## Language

Miracles Walt Whitman, 1819 - 1892 Why, who makes much of a miracle? As to me I know of nothing else but miracles, Whether I walk the streets of Manhattan, Or dart my sight over the roofs of houses toward the sky, Or wade with naked feet along the beach

138. ## Chemistry

PART 1 >>Trial 1 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 10 ml S2O8^2-, 1 ml starch time to react = 10 seconds >>Trial 2 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 5 ml S2O8^2-, 1 ml starch time to react =

139. ## Math

integrate dy/dx=x(y^(1/2))(cos^2(y^(1/2))^2) I know I need to separate, and Iv'e moved dx to the right side with dy on the left. Don't know how to go on.

140. ## Science

Which reaction is exothermic? A. Cellular respiration B. Photosynthesis C. Baking soda + vinegar D. Melting Ice***

141. ## ALGEBRA

Find the surface area and volume of a cylinder with a radius of 4 and a height of 6 (pls explain the answer)

142. ## Spelling

Leave is to left as bring is to

143. ## math

Give a real-world scenario in which you would write an inequality rather than an equation. carla wants to buy 2 apples, but first she needs to know how much each apple cost so she doesn't spend more than 10 dollars. 2A

144. ## algebra or algebra1

f (x) =|x− 6|7−x, then f(−1)

145. ## accounting

Net income is \$32,400. Administrative expenses are \$11,800 and selling expenses are \$7,200. Cost of merchandise sold is \$61,100. How much is gross profit?

146. ## History

Which of the following information would best be displayed through the use of a timeline?

147. ## Physics

Suppose you have a meter stick balanced at its midpoint on a fulcrum. Mass one is 25 g and is placed 20 cm from the balance point. Mass 2 is 35 cm from the balance point when the meter stick is horizontal. What is the mass of mass 2?

148. ## Physics

A block of mass m1 = 3.5 kg sits on a rough, horizontal surface and is connected to a second mass m2 by a light string over a frictionless, massless pulley. The coefficient of kinetic friction between m1 and the surface is 0.41. If the acceleration of the

149. ## algebra

1/2[6ln(x+1)+ln(x-2)]?

150. ## Math

Patel is 5 yrs older than sam. In 2 yrs time,Patel will be twice as old as sam. How old is each now???

151. ## algebra

Log(100y/z^3?

152. ## accounting

Net income is \$44,400. Administrative expenses are \$5,500 and selling expenses is \$3,700. Cost of merchandise sold is \$27,800. How much is sales, assuming no returns or discounts?

153. ## Chemistry

What is the final temperature and physical state of water when 250 grams of water at 85 degrees C is added to 80.0 grams of ice at -15 degree C? Is Tf= 109 C? Is it in the steam phase?

154. ## MATH

DANI NEEDS 8 EQUAL SECTIONS FROM A BOARD THAT IS 13 METERS LONG. WHICH OF THE FOLLOWING DOES NOT PRESENT THE LENGTH OF 1 SECTION OF THE BOARD

155. ## STATS PROBABILITY

AFTER A TRIP TO THE MARKET, GINA PUTS TOGETHER BOUQUETS BY DRAWING AT RANDOM FROM HER PILE OF FLOWERS WHICH CONTAIN THE FOLLOWING, LAVENDER ROSES 12, RED ROSES 12, WHITE LILIES 6, YELLOW CARNATIONS 18, RED TULIPS 24 AND 12 WHITE TULIPS. a) if gina draws a

FACTORIZE 1. axny+abn+cxy+bc 2. 6ab^2-10b^3-3acd+5bcd 3. x^2y+xyz^2+zx+z^3 4. 2x^3+3x^2-2x^2y-3xy

157. ## Math

what does a dot plot show, that a histogram doesn't?

158. ## Algebra 2

In triangle ABC ,

159. ## college

5 coins are tossed 3200times. Find the expected frequency for heads and tails also find the mean and varience of the number of heads?

160. ## Physics

A 17 g bullet strikes and becomes embedded in a 1.20 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 0.23, and the impact drives the block a distance of

161. ## statistics

5 students go to school one of which is known to be late; in fact he is late 22% of the time. What is the probability that he will not be late for school.

162. ## Math

If vector OA=4i+2j ,OB=6i-8j and OC=-2i+5j then find the value of

163. ## Math

If vector OA=4i+2j ,OB=6i-8j and OC=-2i+5j then find the value of

164. ## Algebra

2x^3+9x-4x+10/(x+5)

165. ## Chemistry

PART 1 >>Trial 1 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 10 ml S2O8^2-, 1 ml starch time to react = 10 seconds >>Trial 2 Reactant Solution A 10 ml I^-, 5.0 ml S2O3^2- Reactant Solution B 5 ml S2O8^2-, 1 ml starch time to react =

166. ## Chemistry

I have to write the rate law for two elementary reaction equations A ) 2a+b>c+d B ) X+Y>Z I'm pretty sure it's just k[ A ][ B ] and k[ X ][ Y ] but does the coefficient affect it in this case? is it [ A ]^2 ?

167. ## Math

Consuelo living room is in the shape of a rectangle and haa an area of 360 square feet. the width of the livingroom is 5/8 its lenght. what is the lenght of the living room

168. ## math

sum of two numbers is 40. the difference of 5 times the larger and 4 times the smaller exceeds 7 times the smaller by 8. Find the numbers

169. ## physics

city b is north of city a and the 400 mile trip by care takes 8 the cities are 320 miles apart in a straight line what is the velocity of a trip from city a to city b

170. ## Math

Lisa’s pet shop has 2 fish tanks. Tank A contains smaller fish who are fed 1 gram of food each per day. Tank B contains larger fish who are fed 2 grams of food each per day. If Tank B contains 2/3 the number of fish that Tank A contains, will Lisa ever

171. ## Physics Fluid Mechanics

HELP! a 650kg weather balloon is designed to lift a 4600kg package. what volume should the balloon have after being inflated with helium at 0°C and 1atm pressure to lift the total load? (hint. use the density value of helium) thanks!!

172. ## science

what is the scientific name of the big dipper?

173. ## math

integrate dydx=(4sqrt(y)lnx)/x. Check my answer? I got y=((2ln^2(x)+c)/2)^2. Is that right?

174. ## History

Which of the following best describes the Southern attitude towards goods and supplies at the beginning of the Civil War? A:They believed they could get necessary goods from Mexico. B: They believed they needed to develop their factories. C: They believed

175. ## Algebra

Mr. Daniels bought an above-ground cylindrical swimming pool that has a diameter of 20 feet. He wants to know how long it will take to fill his pool to a depth of 4 feet using his garden hose. It takes him 15 seconds to fill a one-gallon jug. (Note: 1

176. ## physics

A copper of mass 400g is heated until it's temperature becomes 250degree celcius. It is dropped into water weighing 200g at 50 degree celcius.calculate the mass of water vapour produced.

177. ## Chemistry

how does one go about finding the Tf of this equation 100Hf+100cw(Tf-0) + 300w(Tf-25) =0 and can you also explain what cw and Hf mean? i have no idea.

178. ## Physics

A car going 2 m/s is given a 50 m head start on another car that goes 20 m/s. How many meters will the slower car go until the faster car catches up?

179. ## Math

Lou goes to a soccer game. He pays his \$30 ticket and buys 5 snacks for himself and his friends. He spends \$90 total for his day at the game. How much did Lou spend on each snack?

180. ## math

4p +6 if p = 1 1/2

181. ## Math

5/a=6/7 what is the A

182. ## k

Paul spent 1/4 of his money on snacks and 2/3 on clothes and remained with 200.00

183. ## pre algebra

The length and width of a rectangle are 5 feet and 2 feet, respectively a similar rectangle has a width of 8 feet. What is the length of the second rectangle?

184. ## math

Tony deposited \$3000 into a savings account that pays him interest at a rate of 3%. How much interest will Tony earn in 5 years?

185. ## strouds burg high school

write a program that would prompt the user to enter an indefinite number of sales per day. display the total and average sales and display if the total sales is lower than \$500 display "no profit" other display "profit was made

186. ## Math

Ella collects 50 bottles to recycle.Of the bottle she collects 19 are plastic and the rest are glass.What percent of the bottles are glass

187. ## Math

The number of grams a woman should eat in a day to maintain her weight is proportional to her weight. a woman weighing 102 pounds should eat only 34 grams of fat in a day to maintain her weight, at this rate how many grams of fat should a woman that weighs

What are the solutions of the equation: x^2 + 14x = -130 ? a) 2, -16 b) 10, -13 c) -2, 16 d) no solution (~~ MY ANSWER d. ~~)

189. ## language

okay so what is a good topic that can be put in a 5 paragraph essay in less than 30 min? i need a 100%

190. ## Math

marisol owed \$384 in interest after a 24 month loan with a simple interest rate of 8.09%. What was the initial amount of the loan?

191. ## Math

A teacher has fewer than 200 sweets. She wants to give each pupil in her class an equal number of sweets. If she gives each pupil 2 sweets, she will have 70 sweets left over; if she gives 4 each, she will need 10 more sweets. How many pupils are there in

Some constellations, such as Ursa Minor, are visible in the sky year-round; other constellations appear for only part of the year. Explain why this happens. I've been trying to figure it out but I can't please help me!

193. ## Science

2.)Which of the following are pure substances? A.)Chocolate Milk B.)Orange Juice C.)Sea Water*** D.)Hydrogen Peroxide (H2O2) C?

194. ## cleveland

1/ 3xy^3 - 8/ 15x^2y

195. ## Geometry

n^2 + n ________ 4n simplify the ration. Can u show me step by step, please? Thanks.

196. ## chemistry

___Fe(NO3)2 + Al___Al(NO) +__Fe

197. ## ed tech

what is the purpose of rules? A.To provide an agreed upon list of acceptable and unacceptable behavior.* B.to discourage creativity C.to prevent students from having fun D.to provide time limits for computer use.

198. ## English Check My Answer

If someone tells you a precautionary tale, he or she is probably trying to A. inspire you to follow in the main character’s footsteps. B. show you how you are similar to the main character. C. make you feel sorry for the main character. D. stop you from

199. ## Math

A supermarket baker is making chocolate chip cookies. She has 6 pounds of chocolate chips. She needs 3/4 of a pound to make one tray of cookies. How many trays of chocolate chip cookies can she make?

200. ## accounting

You are a merchandiser that buys wild widgets from a vendor for \$70 each, marks them up, and sells them for \$100 each. Journalize the three transactions below.You use the perpetual inventory system and reduce inventory when it is sold. You sell 80 wild

201. ## Algebra

Write an equation for the line that passes through the points (0,5) and (4,12). Use any valid form of a linear line. b)You are taking a Yellow Cab in St. Paul from Como Park to the State Capitol (a 3.2 mile trek). When you get in, you are charged \$6.90 for

202. ## Math

Draw a rectangle that has a perimeter that has of12 uints and an area of 8 square units

203. ## MATH

solve each system of equation by elimination: a. 3x-4=y, 3x=y+6 b. 2x=y+1, y=6-3x c. x=5y+5, 3x=7-y Thank you :))

204. ## Algebra

The problem has two related parts 1) let a be an arbitrary real number. Find the distance between the point (1,2) and the point (4,a). (answer should be an algebraic expression in terms of a). 2) find the value of b for which the point (0,b) is equidistant

205. ## math

ratio 5:4 of 4900

206. ## English

I'm writing a short answer, & i don't know if this quote goes with my explanation, the quote is,"three powerful nation,joined themselves together in the threat that if the U.S. blocked the expansion they would unite in ultimate action against the U.S." my

207. ## geometry

What is the point called in an equilateral triangle where the angle bisector, perpendicular bisector, height, median meet (they all meet in the same spot)

208. ## Math

a 5 foot fence will be built around the perimeter of a 50 foot by 120 foot rectangular lot. if the fence costs \$1.80 per linear foot for labor and \$.40 per square foot for material, what will be the cost of the fence?

209. ## Physics

A certain object of mass 0.50 kg moves along the x-axis. Its potential energy is given by U = 3x2 + 8x. Starting at rest, the object is released at the origin. (a) Find the maximum speed attained by the object. (b) Find the position about which it

210. ## English

You are assigned to write an essay which must maintain the indicative mood throughout. Which of the choices below would need to be removed or revised? A) Have you ever wished for anything so badly that it hurt not to have it? B) I often walk down the

211. ## Math

Explain what happens to the volume of a prism when its dimensions are tripled. Answer: Is the volume going to be 9 times larger

212. ## math

a farmer sold 425 bushels of wheat and oats for \$481.58. How many bushels of each did he sell, if he received \$2.08 a bushel for the wheat and \$.94 a bushel for the oats?

213. ## physics

A spring has a force constant of 554.1 N/m. Find the potential energy stored in the spring when the spring is a) stretched 4.35 cm from equilibrium. Answer in units of J. b) compressed 2.98 cm from equilibrium. Answer in units of J. c) unstretched. Answer

214. ## math

A water tank has square base of side 60 cm and height 40 cm .If there is hole in tank 8 in every second water lekage by (1÷2) cm then , a) find how much litre water will be lekage in 12 hours.

215. ## math

two years ago a woman was 4 times as old as her daughter. three years from now the mother will be only threw times as old as her daughter. How old are each of them now?

216. ## math

elsie, after spending one fifth of her allowance for candy and one half of what was left over for flowers had 72 cents remaining. How manu cente did she have at first?

217. ## Physics

The axle of a solid wheel of mass M and radius R is attached to a horizontal spring of constant k as shown below. Derive and simplify an expression for the period of the wheel’s oscillation, assuming it rolls back and forth without slipping. Answer T=

218. ## Geometry (check)

solve each equation: 1) x + 2x - 6 + 6 MY ANSWER: x-x + 2x-x +12 _______________ x=12 2) 3x + 9 + 5x =81 MY ANSWER: 3x-3x + 9x + 5x-3x = 81 9 + 2x = 81 9-9 + 2x = 81-9 2x = 72 2x/2 = 72/2 x=36 3) x - 2 = -4 + 7w I need help with this one

219. ## Physics

A small marble is placed in the bottom of a large bowl. If the marble is given a small push it will oscillate back and forth about the bottom of the bowl, moving along a small arc with radius 0.50 m. Assuming the marble rolls without slipping what is the

220. ## Math

what is the graph of y-(-3)=-1/2(x-(0))

221. ## math

a piece of carpetis in the shape of an isosceles trapezoid with a height of 30 inches and bases 40 and 60 inches. what is the area of the carpet?

222. ## MATH HELP PLEASE Explain

Toolbox:\$5.16; markup 40% of the selling price. What's the selling price?

223. ## science

how does high speed space travel affect time?

224. ## History

What is the famous quote by Thomas Paine

225. ## math

what percent 150 is 110.25

226. ## physics

ik I just asked one, but I have more A 314 g particle is released from rest at point A along the diameter on the inside of a frictionless, hemispherical bowl of radius 45 cm. The acceleration of gravity is 9.8 m/s2 . Calculate its gravitational potential

227. ## Life orientation

Writing a report of one organisation that you think is a useful contribution to our country in terms of addressing human rights violations (3 practical examples in detail )

228. ## Math

WRITE THE EQUATIONS: 1) Twice a umber added to four 4 is 28 MY ANSWER: 4 + 2n = 28 2) a number subtracted from 9 is three times that number MY ANSWER: 90 - n = 3n 3) The sum of two numbers is 180. One number is five times the other. (NEED HELP W/ THIS ONE)

229. ## MAth

Mr. Man ate 2/8 slices of a large pizza and Mrs. Man ate 2/8 slices of a small pizza. Who ate more pizza?

230. ## algebra word problem

elsie, after spending one fifth of her allowance for candy and one half of what was left over for flowers had 72 cents remaining. How manu cente did she have at first? This needs to be one variable answer.

231. ## Art

A peice of japanese armor was once used to protect the head of soldiers. This work has since been replaced by twenty-first century fighting gear, but the orginal armor is on display in a museum. This change over time is an example of? 1. A once-functional

232. ## Maths

How do you derive: 2cos(3-2x)?

233. ## physics

Two particles carrying 4c and -2c charges are placed on 1m long straight wire.determine the point on the line joining these particles where the electric potential is zero with reference to the positively charged particle.

234. ## qusestion

how can i be like you guys ? because i wanted to help kids with here homework.

235. ## Geography

the diameter of a bicycle wheel is 26 inches.how many feet will the bicycle travel if the wheel turns 20 times??? Is it finding the circumference and multiplying it by 20??

236. ## Physics

Looking down from a stationary tree branch, a merry-go-round spins in a counterclockwise direction with an angular velocity of 1 radian per second. a squirrel of mass 0.2 kg sits on the outer rim of the merry-go-round, at a radius of 2.0 meters. a) What is