# Questions Asked onMay 5, 2016

1. ## languge arts

the giver which words can be used to describe jonas father very caring and sensitive**** highly intelligent and driven usually loyal and obedient

2. ## Math (help)

A coin is tossed, and a standard number cube is rolled. What is the probability that the coin shows heads and the number cube shows an even number? 1/6 1 1/4 1/2

3. ## Spanish

22. Name two spanish film festivals with at least one fact about each. 23. Discuss the purpose of regional television in espana 24. what is a goya award and why is it significant 25. Briefly discuss emilia pardo bazan's most notable accomplishments. Can

4. ## science

the African plate is moving toward the Eurasian plate at a rate of a few centimeters per year. how will this area change in 100 million years? in your answer, consider how continents will change and how the Mediterranean sea will change.

5. ## science

tom is marking the locations of active volcanos on a world map. explain how the locations of the volcanoes are related to earths plates

Choose the correct answers for (a) the total installment price, (b) the carrying charges, and (c) the number of months needed to save the money at the monthly rate to buy the item for its cash price. A dinette table with a cash price of \$200 at \$8.50 down

7. ## Algebra

please check my answers. 2: how is the graph of y=-6x^2+4 different from the graph of y=6x^2 A: it is shifted 4 units to the left B: it is shifted 4 units to the right C: it is shifted 4 units up**** D:it is shifted 4 units down 3: A model rocket is

8. ## Math

1. Simplify. 3x^2+ 5x-5x^2-4x+5-2 A.-8x^2-9x+3 B.2x^2+x+3 C.-2x^2-9x+3*** D.-2x^2+x+3 2. Add or Subtract.(8x – 2y) + (3x – 4y) A.11x+8y B.4x-y C.11x-6y*** D.5x+2y 3.(5x^2-4x-1)-(-4x^2-4) A.-9x^2-8x-1 B.9x^2-4x+3*** C.x^2-4x-3 D.9x^2+4x-3 4.The distance

9. ## history (reed)

1. the voting rights act of 1965 made it legal for states to a. charge voters a poll tax before casting a vote b. require a person to talk an English test before voting c. refuse people to vote by their race or gender d. fine anyone who interferes with

10. ## Math

Geoff is reading a book. On Monday he reads 1/3 of the book. On Tuesday he reads 3/10 of the remaining pages. He has 35 pages left to read. How many pages are in the book?

11. ## as

(2**) ***- Enter 2 missing digits at index 4 from end _ _ 21

12. ## Calculus

approximate the change in the lateral surface area(excluding the area of the base of a right circular cone of fixed height of h=6m when its radius decreases from r=11m to r=10.9m S=(pi)r sqrt(r^2+h^2)

13. ## Trigonometry

Sin A =1/2 and Cos B=12/13 where A lies in 1 quadrant and B lies in 3 quadrant. Then find tan(a-b).

14. ## math

The fourth term of an ap is 1 less than twice the second term. If the sixth term is 7, find the first term.

15. ## Math

For 7 days keep track of the number of pieces of mail you receive at your home. a. Put your data into a frequency table having intervals of 0–4, 5–9, 10–14, and 15–19. b. Use the frequency table to create a histogram of the data. c. Do you notice

16. ## math

in the 6th grade 12 out of 27 students have a pet. if there are 162 students how many would have a pet? i get 72 is that right?

17. ## science

A sled is tied to a tree on a frictionless snow covered hill,as shown.If the sled weighs 77N ,1)Find the magnitude of the tension force T exerted by the rope on the sled .2)Find the magnitude of the normal force applied by the hill on the sled.MY WORK IS

The width of a picnic table is 3 times its length. If the length is 5 6 -yd long, what is the area of the picnic table in square feet? sides are 2 1/2 yd and 5/6 yard. then to find area 2 1/2 x 5/6 = 2 5/12 y2 how do I find square feet?

19. ## Common Core Math7

A school store has 1,200 pencils in stock and sells and average of 25 pencils per day. The manager reorders when the number of pencils in stock is 500. Write and solve an equation to find out how many days will pass before the manager needs to order more

20. ## Science

Consider the following food chain: hawk - rabbit - clover. Each species will contain a different amount of calories in its body (clover: 10 calories, rabbit: 500 and hawk: 1200). Each species has a different daily caloric requirement (clover: sunlight,

21. ## Math

Find the perimeter and the area of the rectangle. I cant upload pics. Its a rectangle with 12cm at the bottom and theres a diaganal line going through and its 15cm Perimeter: 54 cm, Area: 180 cm^2 Perimeter: 54 cm, Area: 108 cm^2 Perimeter: 42 cm, Area:

22. ## Math

1. What is true of a random sample A. It is only one way to sample a population B. Each member of the sample is a volenteer C. It is the easiest way to sample a population D.

23. ## consumer math

John Tucker is interested in purchasing stock. He wants to determine the costs.

24. ## United States History

1.) Which of the following describes an effect of the watergate scandal? a.) Amendments to the federal election campaign Act limited the amount of money in an individual could legally give to a presidential campaign b.) The Freedom of Information Act

25. ## math

Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Rectangular Prism Length:8 in Width: 2 in Height:

26. ## Mathematics

. The three consecutive terms of an exponential sequence (G.P) are the second, third and sixth terms of a linear sequence (A.P). Find the common ratio of the exponential sequence.

27. ## language arts

please check my answers 1. At the beginning of the novel, Jonas describes himself as apprehensive. Why is he apprehensive? A. An unknown plane is flying overhead. B. The Ceremony of Twelve is coming soon.**** C. A loudspeaker orders everyone inside. D. A

28. ## History

The Voting Rights act of 1965 made it legal for states to A)charge votes a pole tax before casting a vote B)require a person to take an English test before voting C)refuse to allow people to vote based on their race or gender D)fine anyone who interferes

29. ## stat

A nurse at a local hospital is interested in estimating the birth weight of infants. How large a sample must she select if she desires to be​ 90% confident that the mean is within 3 ounces of the sample​ mean? The standard deviation of the birth weghts

30. ## Stats

The host of a dinner party purchases wine based on the weighted average of clarity (10%), bouquet (5%), friendliness to the palate (5%), storage ability of opened bottles (40%), and price (40%). Suppose that Bone Ranch Wave has scores in these categories

31. ## Math ---HELP!!!!!

Decide which of the described variables is/are likely to have a normal or near-normal distribution. a) The heights of corn stalks in one row of corn that is half a mile long b) The numbers of viewers of each of the channels from 202 to 550 on Direct TV at

32. ## Math ---HELP!!!!!

The mean score on the exit examination for an urban high school is 63 with a standard deviation of 9. What is the standard deviation of the distribution of sample means with a sample size of 9? A. 2 B. 3 C. 4 D. 4.1 answer B

33. ## precalc

An object is attached to a coiled spring. The object is pulled down (from its rest position) and then released. Given that the distance from its rest position at time t = 0 is 3 inches, its amplitude is 3 inches, and its period is 1.5 seconds, write an

34. ## history

8. How did the economic boom of the 1920s affect the majority of South Carolina? A. More people were able to invest in new cars farmers had their impo to invest in new cars B. farmers had the opportunity to purchase more land **** C. electricity was made

35. ## math. compounding interest

regina deposits 3500 in a savings account that pays 7 1/2 % interest , compounded semiannually. how much interest does the account earn in the first 6 months?

36. ## science

a geologist working in a national park finds a mineral. He is caring a kit that contains a Penney, a hand lens, a geologist hammer, and a jackknife. describe how the geologist can use these items determine some of the minerals chartist

37. ## Trigonomentry

A ladder 35 foot long is leaning against an embankment, inclined 62.5 degrees to the horizontal. if the bottom of the ladder is 10.2 feet from the embankment, what is the distance from the top of the ladder down to the embankment to the ground?

38. ## Statistics

In a simple random sample of 80 patients that go to a certain dentist, 9 patients had their teeth whitened. which interval is the 95% confidence interval for the percent of all the dentist's patients who had their teeth whitened? (4.4, 18.2) (8.4, 14.2)

39. ## chemistry

im having trouble understanding this hw question, okay here's the question: A 0.326 8-g unknown containing Pb(CH3CHOHCO2)2 (lead lactate, FM 385.3) plus inert material was electrolyzed to produce 0.111 1 g of PbO2 (FM 239.2). Was the PbO2 deposited at the

40. ## science

A stone projected at an angle of 60 degree and intial velocity of 20 meter second determing the time of flight

41. ## science

The gas-phase reaction, A2 + B2 --> 2AB, proceeds by bimolecular collisions between A2 and B2 molecules. If the concentrations of both A2 and B2 are doubled, the reaction rate will change by a factor of.....? Will you please explain instead of just giving

42. ## Math

You run a small furniture business. You sign a deal with a customer to deliver up to 500 chairs, the exact number to be determined by the customer later. The price will be \$120 per chair up to 400 chairs, and above 400 the price will be reduced by \$0.25

43. ## Math ---HELP!!!!!

light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, use the 68-95-99.7 rule to approximate the percentage of light bulbs having a life between 2000 hours and 3500 hours? A. About 13.5% B.

44. ## math- geometry

I will try and explain this since I can't draw the picture that went with this question. A circular glass overlay was placed on the top of a circular table. Find the area of the shaded region, rounding to the nearest tenth. The shaded region is the part of

45. ## MATH HELP PLZ!

Two cell phone companies have different rate plans. Runfast has monthly charges \$25 plus \$10 per gig of data. B A &D’s monthly charge is \$18 plus 15 per gig of data. Your task is to determine under what circumstances each company has the better pricing.

46. ## Math ---HELP!!!!!

If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 hours? A. About 25% B. About 50% C. About 75% D. About 68% Answer B

47. ## Trigonomentry

A ladder 35 foot long is leaning against an embankment, inclined 62.5 degrees to the horizontal. if the bottom of the ladder is 10.2 feet from the embankment, what is the distance from the top of the ladder down to the embankment to the ground?

48. ## Triangles

Try to draw a triangle with side lengths of 3 Cm and 6 cm and an included angle of 120 degrees. Do given segments and angles produce a unique triangle, more than one triangle,or no triangle.

49. ## Science

Early this spring researchers have recently discovered that there is one small remnant population of endangered bluegrass left in a small prairie plot outside of Kansas City. If there are approximately 850 individuals in the cohort, how many individuals

50. ## Science

Consider the following food chain: hawk - rabbit - clover. Each species will contain a different amount of calories in its body (clover: 10 calories, rabbit: 500 and hawk: 1200). Each species has a different daily caloric requirement (clover: sunlight,

51. ## Chemistry

What is the maximum mass(g) of KCL that can be added to 1.00L of a 0.0100 M lead(ii) chloride solution without causing any precipitation of PbCl2? Assume the additional KCl does not affect the volume of the solution. For, PbCl2, Ksp=1.6x10^-5 Personally

52. ## Science (PhYsics)

A tire 0.5m in radius rotates at a constant rate of 200 rev/min. find the speed and acceleration of a stone lodged in the tread of the tire (on its outer edge)

53. ## Science

Consider the following food chain: hawk - rabbit - clover. Each species will contain a different amount of calories in its body (clover: 10 calories, rabbit: 500 and hawk: 1200). Each species has a different daily caloric requirement (clover: sunlight,

54. ## Math ---HELP!!!!!

A study of the amount of time it takes a mechanic to rebuild the transmission for a 1992 Chevrolet Cavalier shows that the mean is 8.4 hours and the standard deviation is 1.77 hours. Assume that a random sample of 40 mechanics is selected and the mean

56. ## math

A number cube is rolled 310 times and the results recorded: 50 ones, 55 twos, 44 threes, 53 fours, 52 fives, and 56 sixes. What is the experimental probability of rolling an even number, as a percent?

57. ## language arts

2.which set of words best define the word remorse? the young child refused to show any remorse for his actions, even thought they had earned him a severe punishment. regret or shame envy or jealousy happiness or joy pride or arrogance ***

58. ## Math ---HELP!!!!!

If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, approximately what percentage of light bulbs has a life of more than 3000 hours? A. About 84% B. About 68% C. About 32% D. About 16%

59. ## physics

A golf ball with a mass of 0.080kg initially at rest is given a speed of 50 m.s-1 when it is struck by a golf club. A) If the club and ball are in contact for 1.5 millisecond (0.0015 seconds), What average force acts on the ball? B) What impulse was

61. ## Math

Ruth is putting up a framed map of South America in her room. She wants it exactly halfway between her door and her closet, which are 6.5 feet apart. If the map is 23 inches wide, how far will its sides be from the door and closet?

62. ## language arts

The giver Choose the statement that best explains the meaning of the following passage: But now, with twelve coming so soon, and the volunteer hours ending, it didn't seem to meter. The freedom to choose where to spend those hours always seemed a wonderful

63. ## History

How does Andrew Jackson view the federal government? What did he believe in terms of personal freedoms? I was confused finding the answer to this question, i thought he was against it or something ? A website with summaries would be great. Thanks :)

64. ## alebra

please check my answers. 2: how is the graph of y=-6x^2+4 different from the graph of y=6x^2 A: it is shifted 4 units to the left B: it is shifted 4 units to the right C: it is shifted 4 units up**** D:it is shifted 4 units down 3: A model rocket is

65. ## mason

seven horses are entered in a race. If two horses are tied for first​ place, and there are no ties among the other five ​horses, in how many ways can the seven horses cross the finish​ line?

66. ## Math

Early this spring researchers have recently discovered that there is one small remnant population of endangered bluegrass left in a small prairie plot outside of Kansas City. If there are approximately 850 individuals in the cohort, how many individuals

67. ## math

The figure below is not drawn to scale. The ratio of the triangle ABC to the area of triangle DEC to the area of the triangle FGH is 7:5:3. If 20% of the area of triangle DEC is shaded, what percentage of the figure is unshaded?

68. ## math-

-10x+4+y=4 use the function rule to complete the table x -2 -1 0 1 2 y _ _ _ _ _

69. ## social studies

Muhammad built an army and was what

70. ## math

Tasha and Lee played a series of games against each other. Tasha won three more than twice as many games as Lee. Lee won 15 games. Find the probability that Tasha won a game

71. ## chemistry

calculate the number of moles of Mg in 0.12g(relative mass of Mg=24)

72. ## math

Find the length of an arc of a circle of radius 6cm which subtends an angle of 105 degree at the Centre of the circle

73. ## trigonometry

from a second-storey window directly across the street. the angle of elevation of the top of an office building is 67 degre 30 mins. and the angle of depression of the base 18 degre 20 mins. if the building are 38 meter apart. wat is the height of the

74. ## math

determine which ordered pair is a solution of y=2x-3.

75. ## math

There were 35 gallons of water in a tank and 4.5 gallons of water in a pail. An equal amount of water was poured into a tank and the pail. The ratio of the water in the tank to the pail became 7:2. a) How much water was in the pail in the end? b) How much

76. ## Math ---HELP!!!!!

Decide which of the described variables is/are likely to have a normal or near-normal distribution. a) The heights of corn stalks in one row of corn that is half a mile long b) The numbers of viewers of each of the channels from 202 to 550 on Direct TV at

77. ## math

a paper cone have a base diameter of 10cm and height of 12cm.calculate the volume of the cone

78. ## Maths

A Train Moves At An Average Speed Of Xkm/h How Many Hour Will It Take To Cover 340km

79. ## precalc

When an airplane leaves the runway, its angle of elevation is 18 and its speed is 275 feet per second. Find the airplane’s altitude after one minute (60 seconds). Assume a constant angle of elevation. Draw the scenario, if you can.

80. ## Physics

An engineer decides to use a successful dam design for a new lake of the same depth. If the new lake has ten times the surface area as the lake held by the original dam, what, if any, design changes are necessary for the new dam to hold back the increased

81. ## math

yesterday, lena had 55 baseball cards. Today she gave c away. using c write an expression for the number of cards lena has left.

82. ## Math

Ms hunt is standing on top of the building that is 135m tall. The angle of depression to the top of the building next door is 71 degrees. The angle of depression to the base of the building is 77degrees. The buildings are 31m apart. How tall is the other

83. ## Algebra

the sum of two numbers is 20. one number is 1 less than twice the other. find the numbers

84. ## Math

Adam made 19 paper cranes Monday and 8 more Tuesday He gave 9 friends an equal number of cranes. How many cranes did each friend receive? Explain

85. ## physics

can u solve this question? When a body hanging from a spring balance is immersed in water it floats just below the surface of water and shows 100g loss in its weight: 1. What is the weight of the body in water , air , upthrust on the body and what is the

86. ## Math

In a group of 500 women how many would you expect to be taller than 6 feet?

87. ## Pre Algebra (Math)

A certain animal can go for a long period of time without drinking water. When it does drink, its body weight can increase by 40%. Suppose the animal weighs 80 pounds after a long period without water. How many pounds can the animal gain when it drinks?

88. ## Algebra

Gigi wants to sell 18 kilograms of a cookie mix for \$7 a kilogram. She starts with a \$5 cookie mix and a \$10 cookie mix. How many kilograms of each does she need to make the final mix?

89. ## math

a cross section of a basement is shaped like a trapaziod. it has an area of 37.4 square meters, one base is 6.4 meters and the other base is 12.3 meters long. what is the height of the cross section? is it 18.7 or 2? or am i wrong?

90. ## Mathematics

If the height of a triangle is 6cm, area =48cm2, calculate the base.

91. ## Msth

The first 10 miles of a taxi ride for free each additional mile cost \$0.45 John takes a taxi ride across town and it's a driver \$4 write an expression to represent the cost of M miles

92. ## physics

A firing from the top of the building of height 10m at an angle 30degree to vertical towards ground has the firing velocities of 10m/s.what is the hit velocity?

93. ## Algebra

Barber has a rectangle Shaped mouse pad.the longest side of the mouse pad is 8 inches and the shortest side is 3 inches what is the perimeter and areas of the mouse pad.

94. ## Math

To the nearest tenth of a centimeter, what is the length of the hypotenuse of a right triangle with leg lengths of 5 cm and 6 cm?

95. ## Chemistry

What volume in ml of 0.500 M silver nitrate is required to completely react with 25.0 ml of 1.5 M calcium chloride?

96. ## Math help (emergency)

How many 2-digit numbers can be formed using only the digits 2, 3, 5, and 6. if the digits are not repeated within a number? 11 12 10 2

97. ## math

On the first two days of Mark's vacation, the weather forecaster reports a 25% chance of rain. On the third day of his vacation, Mark is faced with a 50% chance of rain. What is the probability that Mark will have three straight days of rain?

98. ## math

A sum of money is invested in a business. In each year, this investment earns 11 over 2 times as much as in the preceding year. If the investment earned a total of \$29,250 in four years, how much did it earn in the fourth year?

99. ## algebra

a student measures the height of a sign to be 2 meters. the shadow of the sign 3 meters. the student notices that at the same time nearby tree has a shadow of 15.6 meters. how tall is the tree? What equation would be used for this?

100. ## math

If you multiply your neighbor's age by 4, add 7, divide by 3, and subtract 9, the result is 20. how old is your neighbor?

101. ## math

T =ƒ­aƒy+ beƒ{^- kt (Equation 2) where T is the temperature at time t, and a, b and k are constants with values a = 20 „aC, b = 80 „aC and k = 2.6 ¡Ñ 10ƒ{4 sƒ{1. Differentiate Equation 2 with respect to t and thus give values (with appropriate

102. ## math

Melissa returned home from mowing lawns at 4:15 PM. It took 1 and ¾ hours of an hour to mow the first lawn. The second and third lawns she mowed each took 1 and ⅕ hours. She took only a 45-minute break. When did Melissa begin mowing the first lawn?

103. ## Bio- HELP?

Which of the following pairings of organisms and their method of obtaining nutrients is incorrect? autotrophs - chemosynthesis herbivores - algae detritivores - inorganic matter carnivores - other animals herbivores -algae seems more sufficent?

104. ## Mathematics

Two Triangles Are Similar.Aside Of One Is 2 units long .the corresponding sides of the other is 5 units long. what is the ratio of a. their perimeters? b. their areas?

105. ## technical drawings

a circle of diameter 80mm and a line BC. The ratio of the circle to the line BC is 7:5. what is the true length of the line from the center of the circle.2. what is the actual diamter of the cirlce. thanks

106. ## Pre calculus

Find the value for sin(theta), cos(2 theta)=3/4 and 270 degrees

107. ## math

A wire of length 12 1/2m is cut into 10 pieces of equal length. Find the length of each piece.

108. ## Math

A boy is trying to find the height of a tree. When he stands 95.5 metres away from the tree (the distance D in Figure 2) the angle shown as è in Figure 2 is 31.5°. The boy’s eyes are 1.15 m from the ground (h in Figure 2). What is the height of the

109. ## Physical science

Is magnitude of displacement is greater than the distance travelled by an object?

110. ## Chemistry

Calculate the concentrations of Cd+2 , Cd(CN)4^-2 and CN at equilibrium when dissolvs 0.42 moles of Cd(NO3)2 (2.50 mol/L) Kf for Cd(NO3)2 = 7,1x10^16.

111. ## probability

there are 6 orange, 5 pink, and 3 white marbles. marbles not returned. P(first marble orange, second marble not white, third marble not orange. I thought but wrong.6/14*10/13*8/12=480/2184

112. ## math

a cross section of a basement is shaped like a trapaziod. it has an area of 37.4 square meters, one base is 6.4 meters and the other base is 12.3 meters long. what is the height of the cross section? is it 18.7 or 2? or am i wrong?

113. ## math

a cyclindrical water storage tank contains 2187 cubic units of water. All the water is pumped equally into 3 congruent cubic coolers. What is the minimum length that each coller need to be?

114. ## math

If a note has a frequency of 220 Hz, find the frequencies of the notes one, two, and three octaves higher.

115. ## Math

A nurse at a school is having a poster contest. The nurse sayS the size of the rectangular poster must be 72 square inches. Each side of the poster has to measure in whole inches. What are all the possible sizes of the poster board the nurse can cut to

116. ## Physics

A pipe of constant diameter 13.4 cm carries water up a hill 30.34 m high. How much pressure is required at the bottom of the hill if the water is to reach the top?

117. ## math

calculate the area of a rectangle of length 5cm and breadth 6cm

118. ## Math ---HELP!!!!!

The amount of Jen’s monthly phone bill is normally distributed with a mean of \$50 and a standard deviation of \$10. Find the 25th percentile. A. About \$46.30 B. About \$43.30 C. About \$43.40 D. about \$43.20 Answer : B---43.30

119. ## Geograph

I need help writing a paragraph of why the stamp act of 1765 was not fair to the colonist.

120. ## Math

A mas key shows that every 5 in ches on the más representa 200 miles of actual distance. Su pose the distance between two cities on the map is 7 inches. What is the actual distance between the two cities? Write the rule you uses to find the actual

121. ## math

Trapezoid One: Has a top base of 187.5ft, a bottom base of 397.5ft, and a height of 165ft. I got the answer 48,262.5, how would i check if this is correct? Trapezoid Two: Has a top base of 397.5 ft, a bottom base of 225 ft, and a height of 225 ft as well.

122. ## Math

Algebra 2 A sequence is of pyramids is created where the first pyramid has a height of 6 inches and a base area of 10 inches, for a volume of 20 cubic inches. The height of the next pyramid is twice the height of the previous pyramid. The input of the

123. ## math

calculate the area of triangleABC with the dimensions given in the diagram.A for 4cm,B and C for 2cm while C for 5cm

124. ## Physics

A uniform rod 2m long has a force 80N applied downward at one end. Another force 6N applied downward at the other end. At what point under the rod should the pivot be placed to keep it in equillibrim?

125. ## chemistry

35.0 mL of an aqueous solution of HNO3 of unknown concentration is titrated with a standard solution made up of 0.453 m NaOH

126. ## Math

1. Given one side of a golden rectangle is 3.7 inches, find the possible lengths of the other side. Notice that the other side can be either longer or shorter than 3.7 inches. Round your answers to the nearest tenth and useGreek Phi normal.=1.618.

127. ## Chemistry

DrBobb22 Calcule the concentrations of Cd^+2 , [Cd(CN)4^-2] and CN^- at equilibrium, when 0.42 moles of Cd(NO3)2 dissolves in 1 L of 2.50 M NaCN Kf for Cd(CN)4^-2 is 7.1x10^16

128. ## probability

There are 6 blue,5 gray,and 5 green marbles in a hat.you pick 4 marbles from the hat. marbles are not returned after they have been drawn.P(the first marble is gray, the second marble is gray, the third marble is not gray, and the fourth marble is not

129. ## physics

What is the velocity of a projectile with initial velocity 2m/s at an angle of 30degree to horizontal at the time 0.2s,0.5s,0.8s.Find the maximum height attained by projectile,total horinzontal distance travelled,seconds the projectile remains in air?what

130. ## math

Ellijah and Angela are playing a game that has two piles of cards. Each of the 12 cards in one pile lists one month of the year. Each of the 7 cards in the other pile lists a day of the week. On each person’s turn, the player randomly chooses one card

131. ## Math

What is the greatest common factor you can use to simplify the ration 85:51

132. ## Physics

A cubical metal box has side L=10.34cm and mass m=150 g. How much mass must be placed inside the box if it is to float in water with its top at the surface?

133. ## math

An average of 1.8% of Apex Alarm systems need a battery replacement after 3 years in operation. Seventy-two battery replacements are needed in the next three years. What is the best estimate of how many Apex Alarm systems were sold?

134. ## Physics

A model rocket was launched Amazon man of its height and horizontal distance from launch pad where they can as shown in the table

135. ## help maths partail sum

find the partial sum and the limiting sum of the following infinite series 1/4+1/10+4/18.... show step got no ideal at all

136. ## math

The area of a triangle is 45cm and the altitude is 5cm greater than the base. Find the length of the base.

137. ## Chemistry

DrBobb22 Calcule the concentrations of Cd^+2 , [Cd(CN)4^-2] and CN^- at equilibrium, when 0.42 moles of Cd(NO3)2 dissolves in 1 L of 2.50 M NaCN Kf for Cd(CN)4^-2 Help!

138. ## geometrt question

function f(x) =1/x assume that point has coordinates (a,1/a), where a > 0 is some ﬁxed value. (a) Find the equation of the tangent line. (Your answer will be a formula depending on the value a.)

139. ## Algebra

How would you solve y=2x+3 and y=2x-2 using the substitution.

140. ## science

A standard addition method is used to determine the concentration of ethanol in an unknown sample. Six 10 mL aliquots of the unknown are drawn from the processing vat. An aqueous solution of ethanol is standardized to have 1.57 g/L. This standard is

141. ## Algebra

How would you solve y=2x+3 and y=2x-2 using elimination method. This is a no solution problem.

142. ## Science

How do I prepare 15% mercuric sulphate in 15% sulphuric acid?

143. ## Geography

What Country would you be in if you were at 20° and latitude and 80° E longitude?

144. ## Math10-3

A 2 by 6 is 1 1/2 in thick. how high would a stack of 2 by 6 boards be if the stack is 10 boards high? Express your answer in feet and inches

145. ## Statistics

Can someone help with these questions. I did majority of the work. but some i need help with. Are the mean number of times a month a person eats out the same for whites, blacks, Hispanics and Asians? Suppose that Table 13.26 shows the results of a study

146. ## math

If f(x)=6x^3 - ax^2 + bx + c when a, b and c are constant when f(x) is divided by x^2 - 4 the remainder is 23x - 26. When f(x) divided by (x + 3) the remainder is -220. Find: (A) the value of a, b and c (B) the solution of the equation f(x)=0

147. ## calculus plz help me

integrate:dx/((x-1)sqrt(x^2-2) plz show solution i plead

148. ## mathematice

A boxfour bed balls and six bule ball. Two ball are pink at roundom one atterthe order without relacement what is the probability. 1 They are both bule ball. 2 The first is the second is bule. 3 One is bule and the order is red

149. ## Math

Is it possible to have a semiregular tessellation using 2 pentagons and 4 decagons?

150. ## math

find the distance (0,0) and (5,8) round the answer to the nearest hundred how do you calculate distance

151. ## Social studies

Word for illegal or immoral behavior by officials Word for experts working together to problem solve Word for economic pressure to change a nation's actions. Thanks for your help❤️

152. ## math

The first term of a geometric sequence is 9 and the common ratio is -1 over 3. find the fourth term

153. ## math

you spin a 6 section red spinner and a 6 section blue spinner. Find P(red less than 4 and a red 2).

154. ## Science

In Kjeldhal's method, Conc. H2SO4,NaOH & Boric acid is used to measure the % of nitrogen in a sample. If , in a sample HgCl2 is added , will it interfere the reaction? Accurate conc. of nitrogen will be determined or not?

155. ## Physics

Abby went skiing and was sliding down a 10 degrees hill. Ignore friction and air resistance. What is the x-component of the weight? The mass is 76-kh

156. ## Geography

I need help writing a four paragraph essay on why the stamp act was unfair.

157. ## Math

Hi there! How would I check if I got the area of a trapezoid correct? Is there a way to check my work? Thank you.

158. ## MLZ

What is the number equivalent to 3 times more tnan 2

159. ## math

when will -5(x+2) = 0? I don't know what to do for this

160. ## chemistry

calculate the poh of 1 dm^3 of naoh solution containing 4 g of sodium hydroxide

161. ## Algebra

Refer to Problem 1a and write an equation that gives the commission, C, as a function of sales, s, if the sales amount is less than or equal to \$10,000

162. ## Statistics

Can someone help/check with these questions. I did majority of the work. but some i need help with. Are the mean number of times a month a person eats out the same for whites, blacks, Hispanics and Asians? Suppose that Table 13.26 shows the results of a

163. ## Math

If y=8 when x=4,find y when x=5

164. ## math

find the function rule x -2 -1 0 1 2 y 9 4 -1 -6 -11

165. ## Physics, Math

A helicopter is in a level flight with an altitude of 4000 feet and a speed of 130 feet/sec. The helicopter drop a bomb with 0 speed relative to the helicopter. How far does the bomb travel horizontally from the launch point to impact with the ground?

166. ## chemistry

Problem 3 A publication this year in the journal Yeast (who’d have thought!) by a Scottish group described their development of a spectrometric procedure to monitor the concentration of glucose, ethanol, biomass, and protein content in a vat during the

167. ## BISE Larkana

KC for reaction is 55.0 at 700C calculate the equilibrium concentration of reaction and products when the initial consultation of h2 and i2 are 2.55

168. ## calculus help me plz

integrate:dx/((x-1)sqrt(x^2-2) a tutor here direct me to a page but i do not know how to use it i tried but it did not show me any step...i need help plz

169. ## Physics

When light passes from one medium to another then which of the following parameters may change? Velocity, frequency, colour or wavelenght?

170. ## math

Sharif wants a new winter coat that retails for \$156.99, it is on sale for 80% of the regular price. What is the sale price of the coat? my answer: \$45.59

171. ## Life

what do you understand by the concept "act like a lady and think like a man", shouldn't it be changed to "act like a man and think like a lady"? #Debate

172. ## geography

How coal is formed?

173. ## Geography

I need help with my introduction and topics for my five paragraph essay on why the stamp act was not fair.

174. ## Divinity

Discuss the significance of such phrases as "thus says the lord"in prophetic oracles,do they gurantee divine authority

175. ## Math

2cos(45)-tan(45)/90.5-64 =?

If y is less than twice x , and x is 15. What is y

177. ## maths science

a mixture of 0.5 mol H2(g) and 0.5 mol 02(g) is allowed to react in a container of volume 200 cm3 .represent in the table

178. ## math

make s the subject of the formula in d=c-s/n