
Calculus
Find the volume of the solid obtained by revolving the region x=(y2)^2, the xaxis, the yaxis, about the xaxis. So I understand that you're supposed to use disc method; however, idk where I evaluated wrong. My final answer is 136π/3, but according to
asked by Mike on December 17, 2018 
physics
A criminal is escaping across a rooftop and runs off the roof horizontally at a speed of 5.0 m/s, hoping to land on the roof of an adjacent building. Air resistance is negligible. The horizontal distance between the two buildings is D, and the roof of the
asked by anonymous on February 3, 2014 
physics
In an arcade game a 0.099 kg disk is shot across a frictionless horizontal surface by compressing it against a spring and releasing it.If the spring has a spring constant of 244 N/m and is compressed from its equilibrium position by 4 cm, find the speed
asked by Anonymous on March 18, 2013 
english
I need to know how to find the plot in a poem. The poem is "The Passionate Shepherd to His Love" by Christopher Marlowe http://en.wikipedia.org/wiki/Plot_%28narrative%29 Scroll down to the list in Typical plot structure and see how the events in this poem
asked by april on April 13, 2007 
chemistry
What is the pH of a buffer solution that is made by adding 21.0 grams of sodium fluoride to 1.00 Liter of 0.15M hydrofluoric acid? (see the Table above for the Ka of hydrofluoric acid; calculate the pH to 2 decimal places) hint: you will have to find the
asked by dennis on June 16, 2013 
Geometry
Crazy hard question I don't get: "A sphere with radius 3 is inscribed in a conical frustum of slant height 10. (The sphere is tangent to both bases and the side of the frustum.) Find the volume of the frustum." I need a proof for this, and I don't know
asked by Sheenybeany on July 29, 2014 
chemistry
What is the pH of a buffer solution that is made by adding 21.0 grams of sodium fluoride to 1.00 Liter of 0.15M hydrofluoric acid? (see the Table above for the Ka of hydrofluoric acid; calculate the pH to 2 decimal places) hint: you will have to find the
asked by Dennis on June 16, 2013 
physics
A 14.0m uniform ladder weighing 510 N rests against a frictionless wall. The ladder makes a 59.0Â° angle with the horizontal. (a) Find the horizontal and vertical forces the ground exerts on the base of the ladder when an 830N firefighter has climbed
asked by Anonymous on April 26, 2017 
statistics
A purchasing agent wants to estimate the mean daily usage of rye flour. She takes a sample for 50 straight days and find that the sample mean is 180 lbs with a sample standard deviation of 38.5 lbs. a)State the 90% confidence interval for the mean.b) State
asked by Lynn on June 13, 2012 
chemistry
What is the concentration of the Mg2 ion in solution when [CO32] = 0.25M given that the Ksp= 6.82 x 106 for the following reaction MgCO3>Mg +. CO32 Chemistry  DrBob222, Friday, November 11, 2011 at 5:34pm Ksp = (Mg^2+)(CO3^2) Substitute 0.25M
asked by Monique on November 12, 2011 
Physics
This is a vector problem. A man starts at home and runs 5 miles north and then 5 miles in a direction 23 degrees south of west. Now he wants to go back home in a straight line. How far does he need to go and in what direction? so i found that the
asked by Sandy on September 23, 2014 
physics
A criminal is escaping across a rooftop and runs off the roof horizontally at a speed of 4.6 m/s, hoping to land on the roof of an adjacent building. Air resistance is negligible. The horizontal distance between the two buildings is D, and the roof of the
asked by Kristyn on March 28, 2015 
physics
A criminal is escaping across a rooftop and runs off the roof horizontally at a speed of 5.6 m/s, hoping to land on the roof of an adjacent building. Air resistance is negligible. The horizontal distance between the two buildings is D, and the roof of the
asked by Anonymous on February 5, 2011 
physics
A soccer player kicks the ball toward a goal that is 27.8 m in front of him. The ball leaves his foot at a speed of 18.5 m/s and an angle of 30.4° above the ground. Find the speed of the ball when the goalie catches it in front of the net. (Note: The
asked by Kelly on January 26, 2012 
physics
⦁ A criminal is trying to escape across a rooftop and runs off the roof horizontally at a speed of 4.9 m/s, hoping to land on the roof of an adjacent building. Air resistance is negligible. The horizontal distance between the two buildings is D, and the
asked by chidera on September 15, 2014 
physics
A projectile is launched from ground level to the top of a cliff which is 195 m away and 155 m high. If the projectile lands on top of the cliff 9.2 s after it is fired, find the initial velocity of the projectile (magnitude and direction). Neglect air
asked by Sam on September 22, 2010 
Physics 1
A criminal is escaping across a rooftop and runs off the roof horizontally at a speed of 5.0 m/s, hoping to land on the roof of an adjacent building. Air resistance is negligible. The horizontal distance between the two buildings is D, and the roof of the
asked by anonymous on February 3, 2014 
Student teacher needs your help
Hello, I am planning to teach my 5th grade class how to write a persuasive letter to the President of the United States. However, I need to show them a few examples of how other students wrote their persuasive letters about particular issues. Where online
asked by Thea on November 27, 2008 
Math
A plane leaves an airport A (38.5N, 37.05W) and flies dues North to a point B on latitude 52N (a) Find the distance covered by the plane (b) The plane then flies due east to a point C, 2400km from B. Determine the position of C Take the value âˆ of as
asked by Kid on April 15, 2018 
physics
Starting from a trail 1.0m above the water level, you climb straight up a cliff to a point 15m above the water. You then shallow dive into the water and climb back to the trail. Find your displacement (Δx) as well as the distance (d) you covered (not
asked by dan on September 23, 2018 
Trig
Charo is 50 feet from the tallest totem pole, located in Alberta Bay, Canada, which has a height of 173 feet. If Charo’s eyes are 5 feet from the ground, find the angle to the nearest degree of elevation for her line of sight to the top of the totem.
asked by Anonymous on May 29, 2014 
Chemistry
1) find the hydronium ion concentration, the hydroxide ion concentration and the pH of a 0.000001 M solution of NaOH. 2) which of salts hydrolyze in aqueous solution : (NH4)2S, Na2So3,(CH3COO)2Ca? Write the ionic equationss for the hydrolysis reacrions.
asked by Alper on April 16, 2018 
FollowupCalculusExtrema
Find and classify the relative maxima and minima of f(x) if f(x)= defint a=0 b=x function= t^24/(1+cos(t)^2) dt x^24/(1+cos(x)^2)= 0 x^24=0 x^2=4 x= +/ 2 So I got relative maximum as 2 and 2. And relative minimum as zero. However, when I graph it on
asked by Eric on May 17, 2013 
calculus A
A particle moves according to a law of motion s = f(t) = t3  12t2 + 21t, t 0, where t is measured in seconds and s in feet. v(t) = 3t^2  24t 21 a(t) = 6t  24 e) Find the total distance traveled during the first 8 s. i) When is the particle speeding up?
asked by sohee on February 17, 2015 
precalc
A ship travels 200km west from port and then 240km due south before it is disabled. Illustrate this in a vector diagram. Usa trigonometry to find the course that a rescue ship must take from port in order to reach the disabled ship. i don't know where to
asked by Devon on March 30, 2008 
math corrections
9. A rectangular field 50 meters in width and 120 meters in length is divided into two fields by a diagonal line. Find the length of fence in meters required to enclose one of these fields? A.130 B.170 C.180 D.200 E.300 Choice A is wrong.
asked by vincent on August 14, 2014 
math
Consider the experiment of drawing two cards from a deck in which all pictures cards have been removed and adding their values (with ace =1). A. Describe the outcomes of this experiment. List the elements of the sample space. B. What is the probability of
asked by Rachael on August 18, 2013 
Algebra 2
Can someone please check my answers? Find the probability of drawing the given cards from a standard dick of 52 cards (a) with replacement and (b) without replacement. 1.A red card, then a black card a. 1/4 b. 13/51 2.A ten, then the ace of hearts a. 1/676
asked by Jane on February 9, 2014 
math
Assume the average height and weight of a female in your math class is 5'5" and 140 pounds. Use this information to write a variation equation then use it to find the weight of the female below if they had the same body type as the average female. Round
asked by andrea on August 19, 2013 
Physics (Checking answe)
Sorry for reposting but I need to know if I did it right, please help, I worked out the problem I just want to know if I did it right. A shopper in a supermarket pushes a cart with a force of 35 N directed at an angle of 52(angle sign here) downward from
asked by Edwin on October 24, 2010 
Chemistry
What if when I find my product, I get the same compound as I did in my reactant? For example, FeCl3 + HCl >FeCl3 + HCl. Then something is wrong. In this case, FeCl3 and HCl usually don't react. In very concentrated solutions of HCl, the FeCl4^ or
asked by Sally on October 21, 2006 
Math
The Rosana family decided to put in a patio and a garden in their backyard. The next part shows a rectangle with a base of 8 and height of 4. It also has about 1/3 of the rectangle shaded and is labeled "Garden" I tried multiplying 4 x 8, then dividing by
asked by May on November 16, 2016 
stat
A company installs 5000 light bulbs, each with an average life of 500 hours, standard deviation of 100 hours, and distribution approximated by a normal curve. Find the percentage of bulbs that can be expected to last the period of time. 77) At least 500
asked by Anonymous on November 25, 2010 
Physics
A knight sits on a castle wall during a siege.To while away the time, he notes that boulders catapulted from below land on the top of his wall with a vertical velocity of 5.7 m/s. If he is 45 m above the catapult, what is the initial velocity of the
asked by Jacob on November 4, 2015 
science
A steel strip, clamped at one end, vibrates with a frequency of 20 Hz and a amplitude of 5 mm at the free end, where a small mass of 2 g is positioned. Find (i) the velocity of the end when passing through the zero position, (ii) the acceleration at
asked by Ali on March 30, 2019 
freebody diagram help
A 20.0 kg block is being pushed forward on a flat surface with a force of magnitude 45.0 N against a frictional force of 13.0 N To draw this freebody diagram, would I only have the forces mentioned in the question? or would i include the 9.8m/s^2 force
asked by Liz on April 13, 2014 
physics
In an arcade game a 0.142 kg disk is shot across a frictionless horizontal surface by compressing it against a spring and releasing it. If the spring has a spring constant of 174 N/m and is compressed from its equilibrium position by 8 cm, find the speed
asked by rm on December 25, 2011 
math
Consider the experiment of drawing two cards from a deck in which all pictures cards have been removed and adding their values (with ace = 1). A. Describe the outcomes of this experiment. List the elements of the sample space. B. What is the probability of
asked by Rachael on August 17, 2013 
Math
An opentopped box is constructed from a piece of cardboard with a length 2 cm longer than its width. A 6 cm square is cut from each corner and the flaps turned up from the sides of the box. If the volume of the box is 4050 cm3 , find the dimensions of the
asked by Aria on March 24, 2015 
Math
Consider the experiment of drawing two cards from a deck in which all picture cards have been removed and adding their values (with ace = 1). A. Describe the outcomes of this experiment. List the elements of the sample space. B. What is the probabilit of
asked by Rachael on August 17, 2013 
math
an airline company offers a roundtrip group flight from New York to London. If x people sign up for the flight, the cost of each ticket is to be 10002x dollars. Find the maximum revenue the airline company can receive from the sale of tickets from the
asked by Emily on January 8, 2017 
physics
A criminal is escaping across a rooftop and runs off the roof horizontally at a speed of 5.1 m/s, hoping to land on the roof of an adjacent building. Air resistance is negligible. The horizontal distance between the two buildings is D, and the roof of the
asked by chelsea on January 31, 2012 
Statistics
A researcher claims that at least 10% of all football helmets have manufacturing flaws that could potentially cause injury to the wearer. A sample of 200 helmets revealed that 24 helmets contained such defects. a. Does this finding support the
asked by Josh on July 19, 2012 
math
A steel strip, clamped at one end, vibrates with a frequency of 20 Hz and a amplitude of 5 mm at the free end, where a small mass of 2 g is positioned. Find (i) the velocity of the end when passing through the zero position, (ii) the acceleration at
asked by Anonymous on May 18, 2013 
Calculus
A Norman window has the shape of a rectangle surmounted by a semicircle. (Thus, the diameter of the semicircle is equal to the width of the rectangle.) If the perimeter of the window is 20 ft, find the dimensions of the window so that the greatest possible
asked by Emily on November 26, 2017 
Calculus
A Norman window has the shape of a rectangle surmounted by a semicircle. (Thus, the diameter of the semicircle is equal to the width of the rectangle.) If the perimeter of the window is 20 ft, find the dimensions of the window so that the greatest possible
asked by Anonymous on November 26, 2017 
statistics
A card is to be chosen at random from a shuffled deck. Find the probability that the card drawn is a)the queen of clubs, given that it is an honor card. (I think it is a typo) b) a red four, given that the face number is even. c) a seven, given that the
asked by Anonymous on November 6, 2007 
Physics
How do I find out how much heat it takes to raise the temperature of 100 grams of aluminum from 50 degrees celcius to 80 degrees celsius. The specific heat is 900j/kg First I did 100*30*900 and it equalled 2,700,000. that seems to high, is it? I then
asked by Carissa on June 27, 2010 
Physics  Mechanics and Ocsillatory Motion
An 8.70 kg block slides with an initial speed of 1.56 m/s up a ramp inclined at an angle of 28.4 with the horizontal. The coefficient of kinetic friction between the block and the ramp is 0.62. Use energy conservation to find the distance the block slides
asked by Sara on November 10, 2010 
Physics
A soccer play kicks the ball toward a goal that is 29m in front of him. The ball leaves his foot at a speed of 19m/s and at an angle of 32degrees above the ground. Find the speed of the ball when the goalie catches it in front of the net. my work: vxi=16.1
asked by Morgan on October 30, 2016 
Chemistry (Check)
Completion 1) 2)6.02 X 1023 Chemists relate units of counting, of mass, and of volume to a single quanity called the _______. The number of representative particles in a mole of a substance is _______. mole. 6.02*10^23 to find the mass of a mole of a
asked by Bryan on February 4, 2007 
Calc
Set up an exponential function to model each real world situation then use it to find the requested values. The halflife of Carbon 14 is about 5700 years. You begin with 800 grams of this isotope. 1) Function: 2) How much Carbon 14 is there after: a)
asked by Issac on November 19, 2015 
physics
Kevin has a mass of 77.5 kg and is skating with inline skates. He sees his 21.00 kg younger brother up ahead standing on the sidewalk, with his back turned. Coming up from behind, he grabs his brother and rolls off at a speed of 2.18 m/s. Ignoring
asked by Anonymous on January 12, 2015 
Physics
When a butterfly lands 12 cm from a concave mirror, it's image is 18 cm behind the mirror. Find the focal length 1/f=(1/do)(1/di) 1/f=(1/12)(1/18) 1/f=0.08330.0555 1/f=0.0277 f=36 I'm pretty confident w/ my math but as I understood, it's dodi if it's
asked by Kayla on June 17, 2017 
Physics
A closed box is filled with dry ice at a temperature of 81.5 C, while the outside temperature is 27.4 C. The box is cubical, measuring 0.307 m on a side, and the thickness of the walls is 4.47 × 102 m. In one day, 3.37 × 106 J of heat is conducted
asked by <3 on April 21, 2013 
Physics
A projectile is launched from ground level to the top of a cliff which is 195m away and 135m high (as shown in the figure ).If the projectile lands on top of the cliff 6.9s after it is fired, find the initial velocity of the projectile a)magnitude
asked by Jannie on September 12, 2009 
physics
A 6000kg truck travelling north at 5m/s collides with a 4000kg truck moving west at 15m/s,if the two trucks remain locked together after collision,find (a)with what speed and in what direction do they move immediately after collision?(b)what is the lost of
asked by Anonymous on April 1, 2017 
Math
Find X 27^4x2=243^3x=6 Please Explain Thanks Is this a repeat of the problem you posted earlier? If so, it should be 274x2 = 2433x+6 You might try it the hard way. (4x2)*log 27 = (3x+6)*log (243) Solve for x. I get 12. Post your work if you get stuck.
asked by K on November 28, 2006 
biology
A toxin from a poisonous mushroom has been identified as a hydrophobic weak acid. It somehow can find its way to the inner membrane of mitochondria where it gets protonated on the outer surface of the membrane but deprotonated on the inner surface of the
asked by pete on April 29, 2015 
Physics
The ends of a light string are tied to two hooks A and B in a ceiling which are 100 cm apart horizontally so that the length between hooks is 140 cm. A 650g mass is then attached by a second length of string to a point C on the first, 80 cm from A, and
asked by Tiffany on November 8, 2012 
math
Consider the experiment of drawing two cards from a deck in which all picture cards have been removed and adding their values (with ace = 1). a. Describe the outcomes of this experiment. List the elements of the sample space. b. What is the probability of
asked by jonsson on January 15, 2013 
physics
In an arcade game a 0.135 kg disk is shot across a frictionless horizontal surface by compressing it against a spring and releasing it. If the spring has a spring constant of 155 N/m and is compressed from its equilibrium position by 7 cm, ﬁnd the speed
asked by physics on November 28, 2012 
Algebra 2 honors
Yuki wants to make a reducedsize copy of a drawing. The original drawing is 14inches long. Yuki's copier can only reduce by 75%. Find the length of a copy after Yuki reduces it 4 times at 75% each time. Round your answer to the nearest hundredth of an
asked by David Jamil on March 10, 2016 
Algebra
Rod is a pilot for Crossland Airways. He computes his flight time against a headwind for a trip of 2900 miles at 5 hr. The flight would take 4 hr and 50 min if the headwind were half as great. Find the headwind and the plane’s air speed. Please help me
asked by Julissa on November 22, 2008 
science
The mean weight of 500 male students at a certain college is 151 pounds (lb), and the standard deviation is 15 lb. Assuming that the weights are normally distributed, find the probability of students weight (a) between 121 and 155 lb (b) more than 185 lb.
asked by suhad on February 22, 2013 
Physics
A projectile is launched from ground level to the top of a cliff which is 195 m away and 155 m high. If the projectile lands on top of the cliff 9.2 s after it is fired, find the initial velocity of the projectile (magnitude and direction). Neglect air
asked by Sam on September 23, 2010 
English/Poerty
Is this poem good? How can I make it better? As I read the stories I find out about her dark past Some are hard to believe Now I see her in a different way A way I’ve never looked at her before I don’t know what to say to her Now that I know what I
asked by Abril on January 4, 2008 
Physics
An ice sled powered by a rocket engine starts from rest on a large frozen lake and accelerates at +13.0 m/s^2. At t1 the rocket shut down and the sled moves with constant velocity v until t2. The total distance traveled by the sled is 5.30 x 10^3m and the
asked by Kahlei on August 31, 2010 
Cryptography
I have to find the deciphering multiplier for a multiplication cipher given, Cq=Pi so q goes to i / 17 goes to 9 I plugged it into the equation 17a = 9(mod 26) then solved using the inverse of 17 to reduce so 23 (17)a = 23 (9)(mod 26) this left me with
asked by Victoria on September 27, 2015 
Theory of machine
A punching machine carries out 5 holes per minute. Each hole of 30 mm dia in 40 mm thick plate requires 10 NM of energy per mm^2 of the sheared area. The punch has a stroke of 90 mm. find the power of the motor required if the mean speed of the flywheel if
asked by Dhilsath on August 1, 2012 
Russian History
This is the forth day of doing my unit test(Social Studies 7 B~Northern Eurasia Unit Test~Unit 3~Reach Cyber) with constant studying and reaserch but this is the last question I need answered "Describe some effects of the rise of communism in the Soviet
asked by Conections academy kid on February 28, 2019 
trigonometry (MathMate)
MathMate i would really appreciate if you can show me where the logarithms can be used.I know they are unnecessary and I already found the answer without them but i still have to show my work using logarithms and they just confuse me. I also have most
asked by anon on February 21, 2011 
stats
This past summer the LifeSaving Society did a survey about who was at risk in the water, with the goal of reducing swimming accidents. (Globe and Mail July 15 2010) Consider a similar study done that shows that 96 % of those born in Canada can swim but
asked by az on October 2, 2010 
statistics
Can someone please tell me how I miss this, I added them up 29 and divided by 8 and came up with 3.625. Below is the question. Please don't send me to other sites and just explain why it is wrong. The number of children, x, belonging to each of eight
asked by Sue on May 24, 2013 
Chemistry
What is the molality of each of the following solutions? 1)Dissolve 0.610 mol of citric acid, C6H8O7, in 1.35 kg of water. 2) Dissolve 0.200 mg of KBr in 5.50 mL of water. 3) Dissolve 4.05 g of aspirin, C9H8O4, in 145 g of dichloromethane, CH2Cl2. For some
asked by Rach on November 19, 2015 
math
For 4.95 seconds , a particle moves in a straight line according to the position function: s(t) = e^t(5t)5 . a. when id the particle at rest ? when is particle moving forward ? b. Find the total distance traveled by the particle in intervals [0,1]
asked by Anonymous on November 7, 2013 
Physics
A mass and spring are arranged on a horizontal, frictionless table as shown in the figure below. The spring constant is k = 480 N/m, and the mass is 4.8 kg. The block is pushed against the spring so that the spring is compressed an amount 0.31 m, and then
asked by Tarra on February 23, 2012 
calculus
If a ball is thrown into the air with a velocity of 48 ft/s, its height in feet t seconds later is given by y = 48t − 16t2. (a) Find the average velocity for the time period beginning when t = 2 and lasting for each of the following. (i) 0.5 seconds ft/s
asked by Dann on January 31, 2018 
math
If a ball is thrown into the air with a velocity of 48 ft/s, its height in feet t seconds later is given by y = 48t − 16t2. (a) Find the average velocity for the time period beginning when t = 2 and lasting for each of the following. (i) 0.5 seconds ft/s
asked by Dann on January 31, 2018 
math
For 4.95 seconds , a particle moves in a straight line according to the position function: s(t) = e^t(5t)5 . a. when id the particle at rest ? when is particle moving forward ? b. Find the total distance traveled by the particle in intervals [0,1]
asked by Anonymous on November 7, 2013 
Statistics
Step 2  Transform the sample mean into a zscore (p. 133) x̅ = 26, N = 30, σ_X=6 Z = (X µ)/(σ_X/√N) = (24 26)/(6/5.4772) = (2)/(1.0955) = 1.8257 Z =  1.83 The zscore table notes that the area between the mean of 26 and the zscore of 1.83 =
asked by Mari on June 1, 2013 
Art
A sculptor creates a bust of a famous politician out of marble and places it in the outdoor courtyard of the capitol building. Why did he chose marble? A. he wanted to honor the politition by using expensive material. b. marble is cheap and east to find C.
asked by Vanessa on February 1, 2016 
Chem II
Choose the aqueous solution below with the lowest freezing point. These are all solutions of nonvolitile solutes and you should assume ideal van't Hoff factors where applicable. a. 0.075 m NaI b. 0.075 m (NH4)3PO4 c. 0.075 m NaBrO4 d. 0.075 m LiCN e. 0.075
asked by jenni on August 2, 2012 
solution of an equation
can someone please give me an example of a solution of an equation An equation is a statment with the equal sign = in it. If we have y=2x+3 and we're asked to find x when y=7 then we would have to solve 7=2x+3 The solution of that equation is x=2. Was
asked by alejandra on September 28, 2006 
Physics
A candle is placed 17.0 cm in front of a convex mirror. When the convex mirror is replaced with a plane mirror, the image moves 6.0 cm farther away from the mirror. Find the focal length of the convex mirror. _______cm
asked by Mary on October 18, 2007 
chemistry
1. The atomic number of carbon is 6. Its nucleus must contain: a) 6 neutrons and 6 protons. b) 3 protons and 3 neutrons. c) 6 neutrons and no electrons. d) 6 protons and no electrons. e) 6 protons and 6 electrons.
asked by cassie on February 10, 2010 
Statistics
I need to know how to find the probability that z0 is greater than or equal to 2.40 using my TI83+. The answer is .008200, but I don't know how to get that using my calculator. The only reason I know the answer is because it is an example from my
asked by Chris on December 4, 2012 
trig
Given that SIN Theta = 1/sqrt(10) and theta is in quadrant 4, find sin2theta and cos2theta. I'm not sure how to properly square the 1/sqrt10 and keep an exact answer other than decimal. Otherwise, my final answer is Sin2Theta = .7255970691 and cos2theta
asked by Joe on July 13, 2011 
Chemistry
I'm trying to figure out the formula for one liter of 1M K2HPO4 (Potassium Phosphate Dibasic). I know the amount of K2HPO4 is 174.18grams and you make it to equal one liter with dH2O, but I can't find where anyone has actually written the amount of dH2O to
asked by JB on June 6, 2011 
Math  is this correct?
1. Estimate a 15% tip on a taxi ride that costs $23.25. I will first round the cost to the nearest dollar. $23.25 ≈ $23.00 I will now use mental math to find 10% of the cost. $23.00 x 0.1= 2.3 5% is 1/2 of 10%, so it would be $1.15. Finally, I will add
asked by Lizzie on February 1, 2016 
Biology of Environment
Im having hard time differentiating b/w inductive and deductive reasoning. In inductive you find patterns, then you reach conclusion, in deductive you reach conclusion based on previous known facts, but i still not quite understand. I also not get the
asked by Mohammad on October 12, 2013 
math
simplify each expression. write your answer with positive exponents assume that all variables represent positive real numbers.find the decimal value of each expression round approximate answer to four decimal places (a^^1/2b)^1/2(ab^1/2)
asked by Anonymous on March 11, 2013 
Math 133
when the volume of a cube is given by V=S3, where S, is the lenght of a side. Find the lenght of a side of a cube if the volume is 500 cm3. And round the answer to three decimal places. can you solve this problem and show all steps with the solution?
asked by Robert on July 11, 2010 
statistics
A school adjustment inventory is administered to boys and girls of primary school.Find out weather two groups differ significantly from each other Number mean Std deviation Boys 100 32 10 girls 100 30 6
asked by Bhagya on October 5, 2012 
Calculus
A wedge is cut from a right circular cylinder of radius r by two planes, one perpendicular to the axis of the cylinder and the other making an angle (beta) with the first. Find the volume of the wedge by slicing perpendicular to the yaxis. Please show all
asked by Beam on May 3, 2015 
Physics
when a .187 kg mass is attached to a vertical spring it causes the spring to stretch distance d. if the mass is now displaced slightly from equilibrium, it is found to make 223 oscillations in 157s. Find the stretch distance d.
asked by Anon on February 28, 2011 
physics
An electron and a proton move in circular orbits in a plane perpendicular to a uniform magnetic field. Find the ratio of the radii of their circular orbits when the electron and proton have A. the same momentum B. the same kinetic energy
asked by stoicrider77 on February 15, 2013 
Math
Determine two coterminal angles (one positive and one negative) for the given angle. Give your answer in radians. A) 8pi/9 B) 8pi/45 For 8pi/9 I added 18pi/9 which equals 26pi/9  18pi/9 = 10pi/9. I do not know how to find the positive one for 8pi/9 and I
asked by Abbey on March 29, 2010 
algebra
could someone please check these roblems for me and if they are not rightWOULD YOU PLEASE HELP E WITH THE CORRECT ONES THANKS!!! 1. Slove for X, wher X is the real number, square root 5x + 9= square root 9x + 13= 27 2. Find the value: ^3 square root 27= 9
asked by lee on October 31, 2010 
Physics
The system shown in the following figure is in static equilibrium. Find the frictional force exerted on block (m1) given that the mass of block (m1) is 8.90 kg, the mass of block (m2) is 2.59 kg, and the coefficient of static friction between block (m1)
asked by Eric Sowell on June 9, 2016
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