# Questions Asked onJanuary 17, 2013

1. ## math help me plss

1. How do you write 0.24% as a decimal? (1 point) 0.24 0.024 0.0024 2. How do you write 135% as a decimal? (1 point) 1.35 13.5 0.135 3. How do you write % as a decimal? (1 point) 0.002 0.02 0.2

2. ## Proportions

What is the solution to the proportion 3y-8/12=y/5? can someone help me do this?

3. ## Math

Suppose an investment of \$2,300 doubles in value every decade. The function F(X)= 2300 * 2^X gives the value of the investment after x decades. How much is the investment worth after 2 decades? A.)\$2,355,200 B.)\$92,000 C.)\$46,000 D.)\$9,200 I think the

4. ## Math

Suppose a population of 160 crickets doubles in size every month. The function F(X)= 160 * 2^X gives the population after x months. How many crickets will there be after 2 years? A.)2,684,354,560 crickets B.)640 crickets C.)7,680 crickets D.)655,360

5. ## can u help me

Which of the following statements is always true of similar polygons? (1 point) Corresponding angles of similar figures have the same measure. The lengths of corresponding sides form equivalent ratios. The lengths of corresponding sides have the same

Jordan has 4/5 as many DVDs as Joseph. If Jordan has 56 DVDs, then how many does Joseph have? Explain.

7. ## math

solve: 4x + 6y = 1/8 and 3x + 7y = 1/10

8. ## Differential Equations

Model radioactive decay using the notation t = time (independent variable) r(t) = amount of particular radioactive isotope present at time t (dependent variable) -λ = decay rate (parameter) Note that the minus sign is used so that λ > 0 a) Using this

9. ## Math 6

Jebb is the tallest player on the basketball team. He is 1 1/2 times as tall as the shortest girl in the sixth grade, who is 4 1/4 feet tall. How tall is Jeb? 3/2 x 17/4 = ?? IS this how I solve it? Help?

10. ## math

the mean life of a tire is 30,000 km. the standard deviation is 2000 km. 68% of all tires will have a life between _km and _ km

11. ## Math 6

A bag of oranges weighs 5 1/4 pounds. How much does 1 1/2 bags weigh? Ok, so this is what I did : made each into improper fraction liket his. 23/4 x 3/2 = 69/8. Now, I divide 69/8 and I come up with 62 5/8 right ?

12. ## physics

a farmhand attaches a 25 kg bale of hay to one end of a rope passing over a frictionless pulley connected to a beam in a hay barn. another farmhand then pulls down on the opposite end of the rope with a force of 227 N. ignoring the mass of thr rope what

13. ## Math

Part 1: How are exponential growth and decay present in the real world? Give at least 2 examples for exponential growth and 2 examples of exponential decay. Part 2: View and comment on the work of at least 2 other students. Try to choose students whose

14. ## Pre-cal

A bicycle with 26 inch diameter wheels is traveling at 10mph, to the nearest whole number how may revolutions does each wheel make per minute?

15. ## chemistry

CaCO3(s)+2HCl(aq)-->CaCl2(aq)+H2O(l)+CO2 (g) How many grams of calcium chloride will be produced when 31g of calcium carbonate are combined with 11 g of HCl? I have 0.3097 moles of CaCO3 and 0.30169 moles of HCl...I get stuck at that point

16. ## consumer math

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

17. ## Algebra

Is the series 72, 48, 32,... an arithmetic or geometric series. WHat is common difference or ratio

18. ## Math

Does the table represent a exponential function? x 1 2 3 4 y-1 -8 -27 -64 A.) Yes B.) No I think it's yes but not sure. Thank you.

19. ## science

The enthalpy of solution of KBr in water is about +198 kJ/mol. Nevertheless, the solubility of KBr in water is relatively high. Why does the solution process occur even though it is endothermic

20. ## Physics

A horizontal pipe, 10 cm in diameter, has a smooth reduction to a pipe 5 cm in diameter. If the pressure of the water in the larger pipe is 8.00 104 Pa and the pressure in the smaller pipe is 6.00 104 Pa, what is the flow speed of the water (in m/s) in the

21. ## Science Help fast

A cheetah can go from a state of resting to running at 20 m/s in just 2 seconds. What is the cheetah’s average acceleration? A. 0.1 m/s2 B. 10 m/s2 C. 0.1 m/s D. 10 m/s

22. ## chem really need help!

If a solution containing 33.82 g of mercury(II) acetate is allowed to react completely with a solution containing 9.718 g of sodium sulfate, how many grams of solid precipitate will be formed? How many grams of the reactant in excess will remain after the

23. ## Thank you Jiskha and Reiny

I just wanted to write a post to thank everyone who helps out. I haven't found people to be very grateful on this site so I thought i'd take a moment to tell you how awesome you guys are. Special thanks to Reiny for all the helpful math tips. You have

24. ## math

#1:Which ratios form a proportion? Use equivalent ratios to test each pair. A: 4/9, 2/3 B: 6/15, 9/12 C: 12/16, 15/20 D:18/20, 24/30 explain how o do it plsss

25. ## physics

011 (part 1 of 5) 10.0 points Two objects are connected by a string of negligible mass. The 12 kg block is placed on a smooth table top 2.4 m above the ﬂoor, and the 9 kg block hangs over the edge of the table. The 9 kg block is then released from rest

26. ## math

A survey by Men’s Health magazine stated that 40% of men said they used alcohol to reduce stress. At   0.10, test the claim that a random sample of 100 men was selected and 30 said that they used alcohol to reduce stress. Use the P-value method.

27. ## Math

John bought some stamps. He used 3/5 of then to mail letters. He had 12 stamps left. How many stamps did he use?

If a solution containing 33.82 g of mercury(II) acetate is allowed to react completely with a solution containing 9.718 g of sodium sulfate, how many grams of solid precipitate will be formed? How many grams of the reactant in excess will remain after the

29. ## Physics

A lead bullet travelling at 350km/s strikes a target and is brought to rest.What will be the rise in the temperature of the bullet if there is no heat loss to the surrounding (SHC of Pb is 0.13J/k/kg and melting point of pb=600.5k)

30. ## Math

If your Indiana trip is 375 km, how many cm is this?

31. ## Spanish

Un amigo te pregunta quienes estan haciendo varios trabajos. Responde sus preguntas con frases completas. Modelo: Quien ensana una clase? La profesora esta ensenando una clase. 1. Quien te ayuda a planear un viaje? 2. Quien habla en el programa de radio?

32. ## science

if the compressor in a refrigerator stopped working, how would its failure affect the heat transfer cycle?

If a solution containing 33.82 g of mercury(II) acetate is allowed to react completely with a solution containing 9.718 g of sodium sulfate, how many grams of solid precipitate will be formed? How many grams of the reactant in excess will remain after the

34. ## basic chem

If a solution containing 33.82 g of mercury(II) acetate is allowed to react completely with a solution containing 9.718 g of sodium sulfate, how many grams of solid precipitate will be formed? How many grams of the reactant in excess will remain after the

35. ## Urgent Science!!!

1. Which of the following is NOT a fossil? (1 point) outline of a fern found in a rock petrified wood in the desert baby mammoth found in a glacier old stone tools found in a cave 2. _____ is based on the idea that younger rock layers are deposited on top

36. ## Chemistry

If a solution containing 33.82 g of mercury(II) acetate is allowed to react completely with a solution containing 9.718 g of sodium sulfate, how many grams of solid precipitate will be formed? How many grams of the reactant in excess will remain after the

37. ## physics

A pilot flies her route in two straight-line segments. The displacement vector A for the first segment has a magnitude of 246 km and a direction 30.0o north of east. The displacement vector B for the second segment has a magnitude of 178 km and a direction

38. ## college chemistry

A 0.300 g sample of an aspirin tablet is used to prepare 100.0 mL of a stock solution by dissolving the tablet in 1 M NaOH then diluting with distilled water to the 100 mL mark of a volumetric flask. A 0.30 mL sample of the stock solution is then

39. ## nursing

500 grams of sugar occupies a volume of 0.315 L. what is the density of the sugar in g/mL?

40. ## geomtry

Which is the sum of the interior angles of an octagon?

41. ## math

How much money would need to be deposited into an account earning 5.75% interest compounded annually in order for the accumulated value at the end of 25 years to be \$85,000?

42. ## chemistry

Lab on Determining hard water Not sure if I answered this currently, not completely sure how to explain either. If a student has a non-zero blank correction, but forgets to include that correction in his/her calculations:? a. Would his/her calculated

How do I verify this identity? (I've tried a lot but it's just not working) (sin2x + sin2y) = 2sin(x+y)cos(x-y)

44. ## Physics

The human heart is a mechanical pump. The aorta is a large artery that carries oxygenated blood away from the heart to various organs in the body. For an individual at rest, the blood in the aorta (of radius 1.25 cm) flows at a rate of 5*103 cm3/min (5

45. ## sci

why are aquatic ecosystems important to humans?

46. ## Physics

Two equally charged insulating balls each weigh 0.42 g and hang from a common point by identical threads 35 cm long. The balls repel each other so that the separation between their centers is 6.4 cm. What is the magnitude of the charge on each ball? I have

Elizabeth has 17/10 as many plants as Rosalie has in her garden. If Elizabeth has 51 plants, how many plants does Rosalie have in her garden? Explain.

xy = –12. What is the constant of variation for this relationship? A. -1/4 B. –1.2 C. –0.12 D. –12

49. ## physics

Which is the vector quantity that describes the shortest path between two points?

50. ## Don't get scared when you hear the word Physics!

A 1500 kg car traveling at 16.0 m/s to the south collides with a 5100 kg truck that is initially at rest at a stoplight. The car and truck stick together and move together after the collision. What is the final velocity of the two-vehicle mass? Answer in

51. ## math

Members of the band are required to practice twenty-five minutes every night. About how many hours does a band member practice weekly?

52. ## World history; Check:P

Human Origins Assignment What were the major achievements in human history during the Old Stone Age? The major achievements during the stone age was the invention of tools. They used tools to hunt for food. They learned how to make fire. 2.How did

53. ## Geometry

Just really quick, my friend and I disagree on this problem. I got 1997 and he got 721.033 4. A surveryor is standing on horizontal ground level with the base of a skyscraper. The angle formed by the line segment from his position to the top of the

54. ## Chemistry

An element crystallizes in a body-centered cubic lattice. The edge of the unit cell is 2.77 , and the density of the crystal is 8.65 . Find the atomic weight of the element.

55. ## Chm

What is the molarity of a saturated solution of potassium sulfate if the solubility is 13 g per 100 g H2O at 25°C? The density of the solution is 1.1 g/mL

56. ## Spanish

Un amigo te pregunta quienes estan haciendo varios trabajos. Responde sus preguntas con frases completas. Modelo: Quien ensana una clase? La profesora esta ensenando una clase. 1. Quien te ayuda a planear un viaje? 2. Quien habla en el programa de radio?

57. ## physics

A pilot flies her route in two straight-line segments. The displacement vector A for the first segment has a magnitude of 246 km and a direction 30.0o north of east. The displacement vector B for the second segment has a magnitude of 178 km and a direction

58. ## physics

Consider the motion of an object along a straight path as shown in the ﬁgure. 1 0 1 2 3 4 5 6 7 8 9 b b b b b b b b time (s) velocity (m/s) Find the average acceleration during the time interval 0 s to 3 s. Answer in units of m/s 2 005 (part 2 of 6) 10.0

59. ## its physics.. i just want the formula

A boy on a 2.2 kg skateboard initially at rest tosses a(n) 7.7 kg jug of water in the forward direction. If the jug has a speed of 2.9 m/s relative to the ground and the boy and skateboard move in the opposite direction at 0.57 m/s, find the boy’s mass.

60. ## Science Help fast

A cheetah can go from a state of resting to running at 20 m/s in just 2 seconds. What is the cheetah’s average acceleration? A. 0.1 m/s2 B. 10 m/s2 C. 0.1 m/s D. 10 m/s

61. ## Math

Ms. Nikkel wants to divide her class of 23 into 4 equal teams is this reasonable? Why or why not?

62. ## Chemistry

On June 17, heavy rain fell on Seattle for 26 min. at a rate of 3.9 mm/hr. if the area of Seattle is 144km^2, how many gallons of water fell on the city that day?

63. ## Physics

This is for physics class. Sally applies 32 N of force at an angle of 22 degrees above the horizontal to a 12 kg crate. Ignoring friction, calculate the horizontal acceleration of the crate? Conceptual: will the acceleration of the crate increase or

64. ## math

1. Find 30% of 70. (1 point) do you have a link or can u explain how to do this plss...

65. ## physics

At the moment car A is starting from rest and accelerating at 5.0 m/s2, car B passes it moving at a constant speed of 45m/s. How long will it take car A to catch up with car B?

66. ## algebra

The weekly cost of manufacturing x telephones per week is found by a manufacturer to be C(x)= 500+20x+xsq dollars. The telephones can be sold at a price p=\$80 each. a)find the manufacturers's break-even production level(s) b)for what production levels will

67. ## physical science(chemistry)

Why can chemical methods not be used to determine the reaction rate at different stages of the reaction?

68. ## Physics

A balloon with a mass of 90 kg is filled with helium (density = 0.179 kg/m3). The balloon is spherical and has a diameter of 11.0 m. What is the maximum mass that can be attached to the bottom of this this helium balloon, for it to be able to fly? The

69. ## Physics

Three concentric rings and one point charge are in the same plane as shown in the above diagram. The linear charge densities of the rings are ë1 = 2.60nC/m, ë2 = -1.10nC/m, and ë3 = 2.20nC/m with corresponding radii of r1 = 86.0cm, r2 = 64.0cm, and r3 =

70. ## Math

Martin came in first place in the 10 meter dash with a time of 14 7/10 seconds. Samuel came in second place with a time of 15 23/100 seconds. By how many hundredths of a second did Martin beat Samuel?

71. ## math

the quotient of n and 5 is 4 times n find equation

72. ## Math

Find the difference of the largest and smallast numbers formed by using all the digits 0,5,6,7,8 with no digit used twice.

73. ## Literature

I just can't seem to figure this out. In the poem "On this wondrous sea" by Emily Dickinson, which live indicates that the speaker has encountered challenges in her life? A. On this wondrous sea B. Sailing silently c. Their anchors fast d. Where the storm

74. ## urgence question for physic grade 9th

A truck gradually start off from rest with a uniform. accelleration of 2m/s2 .it reaches as velocity of 16m/s. Using this equation v2 +2as .what is distance it travell while its accellerating?

75. ## Science

WHat fraction of the earth is covered in water? Forgot my science book HELp

76. ## lang arts

1. What can you predict about the poem by previewing the title, subtitle, and first line of the poem “In Response to Executive Order 9066”? It will be a letter to the Japanese-American citizens in which they are told they must leave their homes. It

77. ## physics

A robot probe drops a camera oﬀ the rim of a 291 m high cliﬀ on Mars, where the free-fall acceleration is 3.7 m/s 2 . Find the velocity with which it hits the ground. Answer in units of m/s Find the time required for the camera to reach the ground.

78. ## Math

Chris cuts a 3 1/2 feet long board of wood. He cuts out 4 pieces that are each 2/3 foot long. Find the combined length of the 4 pieces? Find the length of the remIng board after chris gets his 4 pieces

79. ## Maths nd science

A ball is thrown vertically upwards.It takes 4 s for the ball to return to the thrower's hand now what is thb maximum height reached by the ball.

80. ## physical sciences (motion in two dimensions)

John stand at the top of a 30m building. He throws a stone upwards with a speed of 5m/s. Calculate. (1)how long the stone is in the air. (2)the maxi mum height the stone reaches the ground?

81. ## science

if the compressor in a refrigerator stopped working, how would its failure affect the heat transfer cycle?

82. ## Chemistry

On June 17, heavy rain fell on Seattle for 26 min. at a rate of 3.9 mm/hr. if the area of Seattle is 144km^2, how many gallons of water fell on the city that day?

83. ## Physics

A student is standing on a railway station. A train is coming towards him. The first two carriages is passed her in 2seconds and next two is passed in 2.4 seconds. The train is uniformly decelerating. When the train stops the student is standing in front

84. ## Chemistry

I have to write the equation for the following and I am not figuring it out.I was out with flu and so lost...please help. How many moles of Hydrochloric acid are needed to dissolve 39.0 grams of aluminum Hydroxide? How many grams of precipitate will form a

85. ## Chemistry

Write the half-reactions for F3+ + I- ---> F2+ + I2 and balance it.

86. ## physics

A rocket moves upward, starting from rest with an acceleration of 28.5 m/s 2 for 3.09 s. It runs out of fuel at the end of the 3.09 s, but does not stop. How high does it rise above the ground? Answer in units of m

87. ## physics

A 800·kg elevator is attached to a cable whose tension is 7800·N. Which of the following statements could describe the motion of the elevator? Choose all that apply. slowing down as it moves upward moving upward at constant speed speeding up as it moves

88. ## Math

A large factory knows that if it sells it's new gadgets for \$10 each, it can sell 350 per month and if it sells the same gadgets for \$8 it will sell 500 per month assuming the relationship between price and sales is linear predict the monthly sales of

89. ## Chemistry

At pressures greater than 60,000 kPa, how does the volume of a real gas compare with the volume of an ideal gas under the same conditions? A.)It is much greater. B.)It is much less. C.)There is no difference. D.)It depends on the type of gas. I think it's

90. ## science

What are the orgin names for these abbreviation? in latin Au-gold ag-sliver sn-tin hg-mercury pb-lead k-potassium w-tungsten fe-tron

91. ## physics

You are pushing a box up an inclined ramp. The force you exert on the box is 19·N up the ramp. The weight of the box is 100·N straight downward. The force friction exerts on the box is 8·N down the ramp. The normal force exerted on the box by the ramp

92. ## social studies

Did Martin Luther King Jr have to make his i Have a Dream speech

93. ## Probability

1) A group of students were asked about their itunes collection. The probability that a student had downloaded the album by group X was 33%. The probability that a student downloaded the album by group Y was 41%. However, if you only asked the students

94. ## PHYSICAL SCIENCE

TWO FORCES OF 5N AND 7N RESPECTIVELY ACT ON AN OBJECT.WHEN WILL THE RESULTANT OF THE TWO VECTORS BE AT A MAXIMUM?

95. ## multiplying and significant figs

Multipy and keep only the correct number of significant figures. 101.6 * 3

96. ## pre-algebra

evaluate V if V=5and w=4

97. ## trig/sig figs

There are 60" in 1', 60' in 1°, and 2π radians in 360°. Convert arc-seconds into radians. KEep 6 significant figures. If someone could help and walk me through this process, it would be soooo appreciated!

98. ## sciene

if the compressor in a refrigerator stopped working, how would its failure affect the heat transfer cycle?

99. ## science

Will a plastic block that has sides that measure 9 cm and its mass is 19.2 grams float on water?

100. ## physics

A car enters the freeway with a speed of 6.9 m/s and accelerates uniformly for 3.3 km in 2.8 min. How fast is the car moving after this time? Answer in units of m/s

101. ## fundamentals of math

if 3 is added to a number and this sum is doubled, the result is two more than the number. Find the number.

102. ## Physics

Which of the following is a direct result of the equation of continuity? a. The pressure one meter below the surface of water is about 10% greater than atmospheric pressure. b. The pressure on the inlet side of a horizontal pipe through which water is

103. ## Physics

A block of mass m = 3.40kg and charge q = 1.50C is on an incline plane that makes an angle è = 33.0o with the horizon. An applied electric field is parallel with the incline as shown in the above diagram. What must the value of the applied electric field

3. What are the three main parts of a research report? title, body, conclusion introduction, body, sources introduction, body, conclusion introduction, evidence, conclusion

105. ## biochemistry

Calculate the pH of the resultant solution of mixing together two solutions of 2 L of 1.0 M acetic acid, 0.5 L of 1.0 M sodium acetate and then adding 8 g of solid NaOH (MW = 40.0 g/mole).

106. ## Physics

Two spheres of charge q1 and q2 that are equal in magnitude (i.e. |q1| = |q2|) are attached by a spring with a constant k = 1440kg/s2 and a rest length of x0 = 83.0cm. We take negative values of Äx for compression and positive Äx values for expansion.

107. ## figure

is the sun a plane figure? explain.

108. ## Help me! Physics

A block of aluminum with a mass of 2.6 kg is at 13C and comes in contact with a hot block of copper with a mass of 10.2 kg at 93C. What is the equilibrium temperature in Celsius degrees? caluminum = 0.22 kcal/kgC ccopper = 0.093 kcal/kgC

why does water and hydrogen peroxide have different chemical and physical properties

110. ## per-algebra

whats the sequence,common difference or common ratio and the next three terms of the sequence of 10,18,26,34

111. ## math

In Ethan’s piggybank there are nickels, dimes and quarters. There are 3 times as many quarters as nickels, and 5 more dimes than nickels. How many of each kind of coins are there? Ethan has saved a total of \$3.20.

112. ## Algebra

What is the answer to 7x+2y=16 and -21x-6y=24 using the substituion method?

113. ## math 1

how many integral powers of 2 are there between 2 and 2000?

asked by HELP HELP HELP MNHS
114. ## statistics

There are two independent groups of students one group took online courses the second group took conventional course face-face. Using the sample data determine if there is a significant difference between the 2 groups scores.Ho(mu1-mu2)=0 (no difference),

115. ## Math

One type of lightning bug glows every 1 1/2 seconds. How many times can it glow in 1 minute?

116. ## accounting

What is the purpose of closing all temp accounts.

117. ## Math

Perimeter of pentagon is 9x-1. Find length of missing side. Sides are 3x-4; 2x+3; x+1; x-5

118. ## science

an iron box immersed in water,kerosene and coconut oil separately.does same force of buoyant force on iron box in all liquids?

1. Scan the article “The Games Kids Play” to find the name of the Iowa State University professor who believes violent games make people more aggressive. Bryce Conley Craig Anderson Eric Harris Howard Winkler

120. ## music

are the instruments in the string family old?

121. ## social studies

Lloyd is sitting in the waiting area of a swank restaurant anticipating a dinner meeting with a new client whom he has never met. All he knows is that the new client is named Chris. When he first meets Chris, which one of the following pairs of

122. ## English

Add one suitable adverb to each of these sentences 1.sbusiso walked across the field 2.the grey horse approached the gate 3.dotor tshabalala donated a prize 4.the trainer apologised for arriving late

123. ## math

1/2 is multiplied by a fraction and the product is 3/8. What is the fraction

124. ## Algebra

Find the range of the relation [(1, -4), (2,5), (3,5)]. Then determine whether the relation is a function.

125. ## Visual Basic intro to Programming

What is the difference between the If Then ElseIF clause and a Nested If Block? Please provide examples of how you would use each.

126. ## Chemistry

What are the physical propertise of Air

127. ## Percents Using Proportions

I do not understand the wording and/or got stuck while I was working on the following two problems: The attendance at a family reunion was 160 people. This was 125% of last year's attendance. How many people attended the reunion last year? There are 1,295

128. ## astronomy/conversion

There are 365.25 days in a year, 24 hours in a day, 60 minutes in an hour, and 60 seconds in a minute. Convert years into seconds. Show your work and keep 5 significant figures. Ok, so finding it is easy (multiply 24, 60, 60 and 365.25) but how does the

129. ## Math

Translate this situation into a system of equations of the first degree in two variables and make sure you identify the variables clearly: Today, the difference in age between a father and his son is 23 years. Two years from now, the father's age will be

130. ## English

Things that have the same sound as January

131. ## Mechanics

What is Viscosity

132. ## science

where do we encounter concepts of aquatic ecosystems everyday?

133. ## chemistry

can i mix hypochlorite powder and baking soda to make a bleach solution?

134. ## algebra

Jill’s Company produces lawnmowers. It has fixed costs of \$1000 per week and Variable costs of \$70 per lawn mower. Express the total weekly costs C(x) as a function of the production level x.

135. ## Plane Trigonometry

A segment of height 3 meters from the center of chord to center of arc has an arc of 1/3 radians. Find the area of the segment.

136. ## english

Is this antithesis? "...like rain, except its not raining..." "Like a radio or something, but its not a radio..." "...all very civilized, except this isn't civilization." examples taken from The Things They Carried by Tim O'Brien

137. ## Biology

why does water and hydrogen peroxide have different chemical and physical properties

139. ## Math 8 - HELP!!!

A 5 7/8 ft section of wood was cut from 9 1/2 ft board. How much of the original board remained.

140. ## math

Two planes left at the same time from two airports which are 4,500 miles apart and flew toward each other. In 5 hours, they passed each other. The rate of the fast plane was twice the rate of the slow plane. Find the rate of each plane.

141. ## Algebra

-x+5y=13 x-y=15 Solve by using process of elimination.

142. ## Chemistry

1. How would you take 1L of an existing solution with a concentration of 1M and use it to make a new solution of 0.1 M? Be specific. Tell me the process..... What would you do....ex: I would pour this into that ....... 2. Would it be possible to easily

143. ## physics

A 126 kg block is released at a 6.8 m height as shown. The track is frictionless. The block travels down the track, hits a spring of force constant k = 1999 N/m. The acceleration of gravity is 9.8 m/s 2 .moreno (lm35839) – Homework 16A – smith –

144. ## Trigonometry

Find all values of x such that sinx+sin2x=0 and 0

145. ## Math

If sinx=1/3 where pi/2

146. ## Math

Use a calculator to simplify the expression. 8/2^3-2+4.1*2 When I used the calculator, I got 22.2 So then I used "PEMDAS" but got 7.53333... But the answer is 7.2 can someone help please?

147. ## Algebra

x+y+z=2 4x+5y+2=12 2x=4 solve using substitution

148. ## math

what is the ratio of the radius to a diameter of 2.4

149. ## Computer (Hardware Support)

What types of devices use USB ports?

150. ## English

Patrol can be an action verb. Explain how a teacher would patrol.

151. ## Math

Alexa is choosing a number for her new combination lock. She can use three differents digits from 0 to 9. How many arrangements are there?

152. ## Biology

why does water and hydrogen peroxide have different chemical and physical properties

153. ## fin/370

What information is needed in order to prepare a cash budget

154. ## science

what is the natural and human-made cause of climate change visible in the computer simulation?

155. ## Science

Compare how much kinetic energy and potential energy the ball has at each point and describe why the ball has that energy

156. ## Chemistry I NEED HELP! PLEASE

How many moles of Hydrochloric acid are needed to dissolve 39.0 grams of aluminum Hydroxide? I just need to write out the equation but I was out and don't know how PLEASE HELP!

157. ## math

a truck driver traveled for 3 hours at an average speed of 65 miles per hours. how far did he travel in 8 hours?

Determine if the following substances are soluble (at room temperature, 1 atm) in water or in hexane (: grease and CS2 how do you know this

159. ## Mechanics_physics

An argon atom has a mass of 6.64 x 10kg has 5.5 x 108J of kinetic energy. At what velocity is it moving.?

160. ## Math

* How many different odd 3-digit numbers can be formed using the digits 1,2,3,4,5 if none the numbes have repeating digits? * A bus having a seating capacity of 45 people is 80% occupied. When the bus stops one -third of the people get off and 3 people get

161. ## math 2

mera painted equal sections of her bedroom wall to make a pattern. she painted 2/7 of the wall white and1/2 of the wall lavender.write an.equivalent fraction.for each using a common denominator. please help answer. thx

162. ## math 2

mera painted equal sections of her bedroom wall to make a pattern. she painted 2/7 of the wall white and1/2 of the wall lavender.write an.equivalent fraction.for each using a common denominator. please help answer. thx

163. ## math 3

adam.has a collection of movie posters. 1/3 of the posters are for comedies and 1/4 of the posters are for dramas. what is the least number of movie posters Adam could have?

164. ## Physics

A particle with mass m = 1.20g and charge q = 345ìC is traveling in the x-direction with an initial velocity of v0 = 68.0m/s. The particle passes through a constant electric field in the y-direction with magnitude |E| = 263N/C over a distance of d =

165. ## physics

A lamp which is 9.0 cm tall is in front of a concave mirror which has a focal length of 53.0 cm. (a) How tall is the lamp's image if the lamp is a distance of 26.5 cm from the mirror (include sign if negative)? (b) How tall is the lamp's image if the lamp

166. ## Math

7x-3y+4z=18 13x+6y+8z=30 11x-9y-12z=16 Find x,y,z

167. ## Englis

Patrol can be an action verb. Explain how police officer can be used as patrol.

168. ## economics

Select a product and for that the government places a mandated price ABOVE the equilibrium price, based on your research how would this affect the market equilibrium, explain your view.

169. ## algebra

an investor invested a total of 1,100 in two mutual funds. One fund earned a 5% profit while the other earned a 2% profit. If the investor's total profit was 49.00 how much invested in each fund?

170. ## posibility

a jar contains 4 pink, 11 green, 19 blue, and 6 violet what is the posibility it will not be green

171. ## Science

What are 6th grade examples of negative feedback mechanism?

172. ## Physical sciences

What is the solvent of a cup of tea in homogeneous

173. ## Math 8 - HELP!!!

Give an example of a rational number between 1.5 and 1.75 Ok.. I SERIOUSLY need help with this problem.

174. ## Grammar

My parents and we. Is that correct?

175. ## Math

Lee & Lynn started out on a trip at 8:00am and arrived at 4:00 pm. The next day they started back home at 11:00am using the same exact route. If their driving speed was constant for the entire trip, at what time would they have been at the same place at

176. ## math

For a temperature of 100°C, A cricket will chirp how many times

177. ## Math 6

Is the product of 8 x 5 1/2 40 1/2 ?

178. ## Pre-Algebra

To make a batch of cookies you need 3.25 cups of sugar, if you start off with 16.5 cups of sugar, how many batches of cookies can you make?

179. ## Grammar

The surgery was performed by Dr. Jones and me / myself. A) me B) myself I answered B

Ok it is 3b-6 over (like a fraction) 2b+3 = 9 over (like a fraction) 4 help!

181. ## science

What can engineers do to help buildings survive in an earthquake?

182. ## science

Gene therapy research uses _______ to alter defective hereditary material. (1 point) bacteria cells interferons viruses 2. _____ transports materials within a cell and between cells and makes up ______ percent of most organisms. (1 point) Fat; 60 Protein;

183. ## physics

1 0 1 2 3 4 5 6 7 8 9 b b b b b b b b time (s) velocity (m/s) Find the average acceleration during the time interval 0 s to 3 s. Answer in units of m/s 2

184. ## Math

help please anyone? i'm having a hard time solvig these problems LOGIC CONDITIONAL PROOF. HOMEWORK HELP PLEASE!? A. 1. A -> (B -> C) 2. (C ^ D) -> E 3. -F ->(D ^ -E) / :. A -> (B -> F) B. 1. (A v B) -> -(C ^ D) 2. (-C v -D) -> (E F) 3. (E F) -> (G ^ H) /

185. ## political science

is politics an art or a science? give proper reasons for chosen side.(its an essay)

186. ## physics

a truck travels at 90km/hr W for 10 min. then at 110 km/ hr for 38 km what was the trucks average velocity

187. ## 7th Grade Math stuffs

Compare probabilities of independent and probabilities of dependent events. Any examples???

188. ## Math

Find x,y,z (solution set) 2x+y+32=13 x+3y-z=4 23x-2y+4z=11

189. ## Health

The ________the concentration of HIV in semen or genital fluids, the more likely it is that HIV will be transmitted to a sex partner?

190. ## math

-14s-1 true or false

191. ## math

What would 350 dollars at 5 % compounded semi annually for 40 years amount to?

192. ## Physics

Find the magnitude of the x and y components of the following vector: ----------------- \ 35 degrees \ 52 N \ \ I also have to find out which of the components is negative in direction.

193. ## engineering

Your friend, a 75 kg mountain climber is suspended from a cliff by a rope. Calculate the tension in the rope, in Newtons, when you lift your friend to safety. If the rope can withstand 1.25 kN of stress per square centimeter of cross-sectional area, what

194. ## engineering

the pringles manufacturing company tells you that they are switching to a potato supply that has a higher moisture content than those used previously. The new supply, after being mashed an cooked, prior to drying for pringles production, now contains 70%

195. ## science

what is stored energy?

196. ## Math

Shelley wove three rugs with Seminole designs. She wrote this expression to show the total length of all three rugs she wove. (8 7/16 + 11 9/10 ) + 15 1/10 Which shows another way to write the expression , using the Associative Property of Addition?

197. ## algebra

the ratio of two integers is 9:7 their sum is 1024 fint the two integers?

198. ## Grammar

Is this correct? My parents and we are jumping.

199. ## Math 6

Is the product of 8 x 5 1/2 40 1/2 ?

200. ## math 3

adam.has a collection of movie posters. 1/3 of the posters are for comedies and 1/4 of the posters are for dramas. what is the least number of movie posters Adam could have?

if one root of 3x^2-5x+c=0 is 2, what is the other? (with solution pls... tnx...)

asked by HELP HELP HELP MNHS

13/14

203. ## Trig

A 12-foot ladder reaches 9 ft 6 in up a wall. How far up would a 20-foot ladder reach when placed at the same angle? Write the answer in feet with inches.

204. ## algebra

C(x) = \$70(x) - \$1000 If Jill can sell her lawnmowers for \$150 each, b) Find the revenue function R(x) c) Find the manufactures weekly profit function P(x) d) how many lawnmowers must the producer sell per week in order to show profit?

205. ## algebra

Solve: C(x)=70x-1000

206. ## math

having trouble deciding between mean and median for which one would best represent the data and why. The numbers are: 22, 25, 34, 35, 41, 41, 46, 46, 46, 47, 49, 54, 54, 59, 60. Thanks....

207. ## tenchnology

According to the textbook, there is an infinte amoount of time that our civilization can exist based on the following? A. our civilization is based on non-renewable resources B. Our production of nuclear weapons will lead to mass distruction C. At the

208. ## Math

What is the graph of the function? y = 2 · 2x How would I graph this. I don't understand it. Thank You.

209. ## Grammar

1.She is a nurse with who / whom I enjoy working. A) who B) whom 2.Then 50 cc of Marcaine was / were injected. A) was B) were 3.Then 50 cc of Marcaine was / were injected. A) was B) were My answers: 1.b 2.a 3.b

210. ## english

at papa's home

211. ## MATH

The unit's digit for the number 7^76 is____ ?

212. ## Mechanics

What is Viscosity

213. ## Mechanics

What is Viscosity

214. ## math

What is 3/4 divided by 1/9. Please show and explain

215. ## the facility study unit

aesthe tics is concemed with matters such

216. ## math

–2(m – 30) = –6m

217. ## American History

What, in your estimation, were the key principles of the Progressive Movement?

218. ## calucus

Draw the graph of y=-2f(x+1)-3

219. ## science

why do you thik modern cars use int

asked by Taylorion engineernal combustather than external r
220. ## social studies

what was a negative impact of "bonanza" farms

221. ## math

what is the answer to 6x+4=34

222. ## math

what is 0.0678/100