
algebra
two records and three tapes cost $31.three records and two tapes cost $29.find the total cost of each record and each tape
asked by jake on May 26, 2008 
Math
Given that Angle OUR is congruent to Angle PUN and Angle OUR =2x+5,Angle RUN=4x2 and Angle PUT= x+32,find the measure of Angle PUN
asked by Anna on August 23, 2017 
math
Suppose a single die is rolled, Find: a)P(6, given that an odd number was rolled) b) P(5, given that an odd number was rolled)
asked by helpme on October 31, 2008 
statistics
60% of the students at a college are female. If 13 students at that college are selected random, find the probability that 5 or 6 students will be female
asked by jill on March 6, 2011 
rs aggarwal math class 8 chapter 8 soluation
in a fraction twince the numerator is 2 more than the denominator . if 3 is added to the numerator and to the denominator , the new fraction is 2/3 . find the original fraction.
asked by rs aggarwal class 8 math si on April 13, 2016 
algebra 2
if log5 4 = .8614 and log5 9 = 1.3652 find the approximate value of log5 36. would I multiply .8614 and 1.3652 or add them?
asked by huncho jack on April 2, 2018 
maths
Shanze PAID TOTAL RS.98 FOR NECKLACE and PURSE.NECKLACE COST RS.18.20 MORE THAN THE PURSE FIND THE COST OF PURSE?
asked by khizran on March 19, 2015 
Math
Maria has $5.05 in quarters and dimes. The number of quarters exceeds twice the number of dimes by 1. Find the number she has of each kind.
asked by Emily on October 28, 2011 
math
The denominator of a fraction is 3 more than the numerator. If 5 is added to the numerator and 4 is subtracted from the denominator the value of the new fraction is 2. Find the original fraction?
asked by Edang on August 8, 2017 
Math
I add 12 to a number and then double their sum, the result is 1½ of what I get when I double the original number and add 12. Find the number.
asked by Emmanuel Attai on November 16, 2016 
math
Find an equation for the line that passes through the point (2, 5) and is parallel to the xaxis and is parallel to the yaxis and is parallel to the line 2x  4y = 3
asked by Kathy on January 19, 2014 
Algebra
The area of a playground is 221 yd^2. The width of the playground is 4 yd longer than its length. Find the length and width of the playground.
asked by ismackyourfacewithabanana! on March 28, 2011 
geomerty
the measure of an interior angle is 60 degrees less than 11 times the measure of an exterior angle find the value of the interior angle
asked by Anonymous on March 3, 2011 
maths
Shanza paid Rs98 for a necklace and purse.the necklace cost Rs 18.20 more than purse. Find the cost of purse.
asked by khizran on March 19, 2015 
find perimeter
find perimeter. assume all angles are right angles. 4ft.,6ft, 4ft., 4ft, 9ft., 9ft.,10
asked by jan on November 4, 2014 
Math
Two dice are rolled. Find the probability that an even number is rolled on one die and an odd number is rolled on the second die.
asked by Maya on June 13, 2009 
algebra
I need help with this problem:Two records and three tapes cost $31. Three records and two tapes cost $29. Find the cost of each record and tape.
asked by Anonymous on February 1, 2010 
statistics
the probability that a television containt 0, 1, or 2 defects is 0.88, 0.08, and 0.04, respectively. in a sample of 16 television, find the probability that 9 will have 0 defects, 4 will have 1 defect, and 3 will have 2 defects.
asked by Michelle on May 16, 2011 
Math
A person standing close to the edge on the top of a 160foot building throws a baseball vertically upward. The quadratic function s(t) = 16t^2 +64t + 160 models the ball's height above the ground, s(t), in feet, t seconds after it was thrown. After how
asked by Nicole on October 18, 2011 
Physics
A building has a symmetric roof made from two straight sections at an angle of 20‹ above the horizontal. The sides are uniform and have a mass of m = 1800 kg. Find the magnitude of the horizontal force that this roof exerts at the top of the wall,
asked by LouAnne on November 11, 2007 
Math
Driving down a mounain Jim finds that he has descended 1800FT in elevation by the time he is 3.25 mi horizontally away from the top of the mountain find the slope of his decent to the nearest hundreth. I am sorry that you did not get a response to your
asked by David on February 13, 2007 
science
Mrs leuenberger ran the same marathon but since her husband was hunting and she couldn"t find a babysitter she had to carrY her two daughter in her arms they weighs 40pounds and 55 pounds mrs leuenberger weights 145pound (butyou didn't hear that from me)
asked by Keria on October 24, 2009 
englishsiddhartha
i have answered the other questions that i was requested to do but theses ones i cant figure them out can anyone help please? Chapter 5 Kamala What changes do we see in Siddhartha in chapter 5? 3 quotes that show this change? Chapter 6 Amongst the
asked by jade. on February 15, 2010 
Math
A tank has crosssections in the form of isosceles triangels, vertex down. The top of the tank is 6ft wide, its height is 4ft, and its length is 10ft. find the work in pumping all the water to the top of the tank. (weight of water is 62.4 pounds per cubic
asked by jeff on May 29, 2009 
English
Do you think I should consider this sentence (1) as wrong? (I included it in a test) . 1) He tells how his ship was caught in a violent storm, then by mist and snow and finally was surrounded by ice. 2) I need to find a reading comprehension at
asked by Henry2 on November 16, 2011 
criminal justice
Shaw's dual sovereignty model involves: a. sovereignty being shared between border states b. federal and state constitution examined simultaneously c.states automatically forwarding their laws to the US supreme court for review d. state supreme courts and
asked by Amy on July 30, 2015 
science
1.A melting glacier leaves behind _______ 2.One place to find large, moving _______ is in cold mountain areas 3. Glaciers scoop out _______ that can later fill up with water 4.The movement of some glaciers is helped by _____ 5.Climate change can affect the
asked by Hanan on September 22, 2014 
History
Who was the first president to get impeached? http://www.mapsofworld.com/uspresidents/uspresidenttrivia.html Scroll down. You'll find it! =) who commanded the texas forces at the battle of the alamo?? .stephen austin .william travis .or brigham young
asked by Anonymous on February 28, 2007 
calculus
A question on my math homework that I can't seem to solve... Rotate the region bounded by y=x^23x and the xaxis about the line x=4. Set up the integral to find the volume of the solid. I'm pretty sure that the integral is in terms of (dy), and has bounds
asked by Michelle on January 24, 2009 
physics
2 cars of equal mass m collide at an intersection. Driver E traveled eastward and driver N northward. After the collision, 2 cars remain joined together and slide, before coming to a rest. Police measured the skid mark length d to be 9metres. Coefficient
asked by Kim on May 3, 2007 
physics
Two stars are 3.80 1011 m apart and are equally distant from the earth. A telescope has an objective lens with a diameter of 1.19 m and just detects these stars as separate objects. Assume that light of wavelength 550 nm is being observed. Also assume that
asked by linds on April 15, 2012 
bobpursley
I had ask this question of you before but I didn't understand your response. Can you please clearify further. The question is: a skateboarder moving at v = 5 m/s along a horizontal section of a track that is slanted upward by 48° above the horizontal at
asked by Mary on February 27, 2007 
Physics
A 20lb ball is 1 ft. in diameter and has a angular velocity of 300 rpm when it is 2 ft. away from the plate. The coefficient of rolling friction between the surface and the ball is μs = 0.3. It strikes the 1ft. high, 10lb plate that is held in place by
asked by RON on April 30, 2012 
physics
Two stars are 4.40 1011 m apart and are equally distant from the earth. A telescope has an objective lens with a diameter of 1.03 m and just detects these stars as separate objects. Assume that light of wavelength 550 nm is being observed. Also assume that
asked by Ethan on April 18, 2014 
chemistry
Find the mass of water (H2O) needed to react with 150 grams of potassium (K) 2K(s) + 2 H2O (g)2KOH +H2(g) How do I get the number of moles in H2O? Desperate to understand this. I got K= 150g./39.0983=3.84 mols of K. Then would it be 3.84(2mols H2O/7.68)
asked by Teresa on October 27, 2014 
Chemistry 101
A solution of .12 L of 0.160 M KOH is mixed with a solution of .3 L of 0.230 M NiSO4. the equation for this reaction is: 2KOH (aq)+NiSO4 (aq) >K2SO4 (aq)+Ni(OH)2 (s) .89 grams of Ni(OH)2 precipitate form I need to know the concentration remaining in
asked by Colin on October 14, 2011 
physics
You are watching an archery tournament when you start wondering how fast an arrow is shot from the bow. Remembering your physics, you ask one of the archers to shoot an arrow parallel to the ground. Unfortunately the archer stands on an elevated platform
asked by alejandrob on November 17, 2010 
chemistry
A solution of .12 L of 0.160 M KOH is mixed with a solution of .3 L of 0.230 M NiSO4. the equation for this reaction is: 2KOH (aq)+NiSO4 (aq) >K2SO4 (aq)+Ni(OH)2 (s) .89 grams of Ni(OH)2 precipitate form I need to know the concentration remaining in
asked by Colin on October 14, 2011 
Religions
What are two excellent websites dealing with indigenous cultures and/or religions? http://en.wikipedia.org/wiki/Indigenous_peoples Check at the bottom of this webpage for a section called External Links. You'll find many good ones there. If you stick with
asked by KailinJasmsis on December 10, 2006 
calc volumes
the basse of a solid S is the region enclosed by the graph of y=square root (ln x), the line x=e, and the xaxis. if the cross sections of S perpendicular to the xaxis are squares, then the volume of S is. how do i find the side of the squares. because i
asked by david on December 5, 2006 
physics simple harmonic motion
A particle moving in simple harmonic motion passes through the equilibrium point (x=0) 8 times per second. At t=0 its velocity at x=0.015m is negative. It travels 0.6m in a complete cycle. The particle's position as a function of time is described by the
asked by byu on September 6, 2016 
physics
If one micrometeorite (a sphere with a diameter of 2.3 106 m) struck each square meter of the Moon each second, estimate the number of years it would take to cover the Moon with micrometeorites to a depth of one meter? Hint: Consider the volume of a
asked by Anonymous on January 21, 2011 
Anology
4 letter word starting with scr spr or str  brother is to mother as fly is to     Well, scry, stry, and spry are all words, but I guess spry works the best.??? I can't find scry or stry in my dictionary. I don't see the analogy between spry and fly.
asked by Katelyn on January 2, 2007 
Physics
The United States and South Korean soccer teams are playing in the first round of the World Cup. An American kicks the ball, giving it an initial velocity of 3.6 m/s. The ball rolls a distance of 5.0 m and is then intercepted by a South Korean player. If
asked by Mariam on October 12, 2017 
biology
A plant whose reproductive parts produce nectar is also most likely to a produce sweettasting fruit. b have no parts that can perform photosynthesis. c have brightly colored reproductive parts. d rely on wind pollination. e suffer significant seed loss to
asked by Sarah on February 23, 2009 
algebra2
solve the equation: First: x + 3y = 5 Second: 3x  y = 5 should i use substitution or add them? "First" + 3 times "Second" eliminates y: x + 3y + 3*(3x  y) = 5 + 3*5 > 10 x = 20 > x = 2 Inserting in "First" gives: 2 + 3 y = 5 > 3 y = 3 > y =
asked by ann on July 26, 2007 
physics
2 cars of equal mass m collide at an intersection. Driver E traveled eastward and driver N northward. After the collision, 2 cars remain joined together and slide, before coming to a rest. Police measured the skid mark length d to be 9metres. Coefficient
asked by Kim on May 3, 2007 
physics
A toy cannon fires a .11 kg shell with initial velocity vi=10m/s in the direction 52 degrees above the horizontal. The shell's trajectory curves downward because of gravity, so that time t=.61 s the shell is below the straight line by some vertical
asked by JJ on October 12, 2012 
U.S. HistoryPLEASE HELP!!!
i need to find an example of something very specific that relates to the quote "America isn't supposed to have a master, that's not what it was built on. people should be their own master." i thought something to do w/ the frontier in the 1800s, and i
asked by INEEDHELP!!! on February 1, 2007 
physics
Two stars are 2.4 × 1011 m apart and are equally distant from the earth. A telescope has an objective lens with a diameter of 1.72 m and just detects these stars as separate objects. Assume that light of wavelength 590 nm is being observed. Also, assume
asked by Ashley on May 7, 2013 
physics
A 5.11kg pendulum bob, at a height of 0.730 m above the floor, is released and swings down to the ground where it collides elastically with a 2.29 kg block initially at rest. The block then slides up a 31.0° incline. Find how high up the incline the
asked by patt on April 3, 2013 
physics
You are watching an archery tournament when you start wondering how fast an arrow is shot from the bow. Remembering your physics, you ask one of the archers to shoot an arrow parallel to the ground. Unfortunately the archer stands on an elevated platform
asked by bobjahng2 on November 16, 2010 
Physics  Voltage across a wire of unknown length
Four copper wires of equal length L are connected to a 100V source. Their crosssectional area are 1cm^2, 2cm^2, 3cm^2, and 4cm^2. Find the voltage across the 3cm^2 wire. Leave your answer in terms of L, it should cancel out.  So I tried using and
asked by Kid on March 25, 2017 
English 2
I have to do a 1000 word essay paper detailing the research of a career that is of interest to me.I picked a teacher but cant find any info on it. I have to get things like salary scale, retirement plans,daily duties,typical hours worked,types of training
asked by Tim on December 3, 2006 
Physics
Airplanes are noisy things. For example, if you stand really close to a runway, a military jet can produce a sound intensity of about 100 W/m^2 at a distance of 30 m from the plane (this is beyond painful noise). You live near a military airport and want
asked by Gurudev on March 27, 2013 
english/punctuation
Add punctuation to the paragraph. You must be kidding, how can I possibly finish all this homework, and still find time to clean up this mess! I never imagined that one puppy could create so many messes in just a few hours! Dind't I lock the gate before I
asked by Marie on February 1, 2010 
Physics 10th Grade
Hi im kinda confused still on Pulley systems and hoping someone can help me out. The two masses (m1 = 5.5kg and m2 = 3.0kg) in the Atwood's machine shown in The Figureare released from rest, with at a height of 0.89m above the floor. When m1 hits the
asked by Claire on November 5, 2009 
Physics
Airplanes are noisy things. For example, if you stand really close to a runway, a military jet can produce a sound intensity of about 100~W/m^2 at a distance of 30 m from the plane (this is beyond painful noise). You live near a military airport and want
asked by Steve on March 27, 2013 
Physics
Suppose you're an astronaut and you're sitting in a 6000kg space capsule riding on a 4000 m x 8000 m sail (whose mass is included in the 6000 kg). You're orbiting in the vicinity of a distant bright hot star giving off light with an intensity 8 x 10^9
asked by M on May 7, 2015 
REPOST
CAN someone please give me a good idea as how to find information for this problem: we are supposed to relate physics to movies, and state mistakes or errors found in the movies based on physics principles. I am trying to do Willy Wonka the 1971
asked by Please McHelp me! on December 8, 2007 
Stats
I am working on a review sheet and got everything except for this one. I am not sure whether to use z or t. The number of hours per week that high school juniors watch TV is normally distributed with a mean of 8 hours and a standard deviation of 2 hours.
asked by Joe on May 21, 2014 
U.S.History
couldn't find the answr to this one in my book: Under popular sovereignty, the decision whether or not to allow slavery in a territory was mady by a. Congress b. the voters of the territory c. the Supreme Court d. the President this is all my book says:
asked by y912f on February 2, 2009 
english/punctuation
Add punctuation to the paragraph. You must be kidding! How can I possibly finish all this homework, and still find time to clean up this mess? I never imagined that one puppy could create so many messes in just a few hours! Didn't I lock the gate before I
asked by Marie on February 1, 2010 
business
Im post this question again. Please, let there be some response You are employed in the marketing department of The Mobile Phone Network, a retail chain selling mobile phones. The company wants to find out more about its customers. Specifically, the
asked by VICTOR on February 16, 2009 
math
Does anybody understans this? You have been assigned a task of estimating the cost of a tree removal. The cost is $25 per foot, up to 50 feet; above that, the cost increases to $50 per foot. You drop the kids off at the swimming pool and see some of your
asked by Anthony on January 21, 2012 
physics
Airplanes are noisy things. For example, if you stand really close to a runway, a military jet can produce a sound intensity of about 100 W/m2 at a distance of 30 m from the plane (this is beyond painful noise). You live near a military airport and want to
asked by ayan on March 29, 2013 
Writing
Review the feedback provided by the Center for Writing Excellence and make corrections to your paragraph. When doing so, understand that WritePointSM may be helpful but is not always correct. Make the corrections you feel are appropriate. Underline topic
asked by Cic on August 24, 2011 
chemistry
You were given 25.00 ml of an acetic acid solution of unknown concentration. You find that it requires 29.60 ml of a 0.1050 M NaOH solution to exaclty neutralize this sample. A) What is the molarity of the acetic acid solution? B) what is the percentage of
asked by Rema on October 20, 2011 
Physics
A certain lightbulb has a tungsten filament with a resistance of 28 Ω when cold and 144 Ω when hot. If the equation R = R0 [1 + α ∆T ] can be used over the large temperature range involved here, find the temperature of the fila ment when it is hot.
asked by Aj on October 31, 2012 
Chemistry Math
A 0.4671g sample containing sodium bicarbonate was titrated with HCL requiring 40.72ml. The acid was standardized by titrating 0.1876g of sodium carbonate FW 106mg/mmol requiring 37.86ml of the acid. Find the percentage of NAHO3 FW 84mg/mmol in the sample
asked by Fai on November 18, 2012 
Calculus study
A baseball team plays in a stadium that holds 52000 spectators. With the ticket price at $9 the average attendance has been 21000. When the price dropped to $6, the average attendance rose to 26000. a) Find the demand function p(x), where x is the number
asked by Juan on March 30, 2015 
quantitative methods II
A firm that produces car components has a fixed costs of $ 40,000 per month and a variable cost of $ 24 per component.it sells its product at a price of $ 44 per component,regardless of the number of units sold. (i)find the breakeven level of monthly
asked by paulus johannes on May 20, 2016 
exponential and logarithmic graphs question
hi, i desperately need help solving this question: Find the values of A and k if the general equation of the graph shown is y=Ae^kx where the graph goes through the points (1,4) and (2,10) do i solve it using simultaneous equations? because i have
asked by elle on March 21, 2007 
Math
Find the volume of the solid generated by revolving the region bounded by y=x+(x/4), the xaxis, and the lines x=1 and x=3 about the yaxis. I've drawn the graph and I understand which part is being rotated, but I'm having trouble setting up the equation.
asked by Eliana on April 30, 2015 
Chm 2
The question asks, Consider the following weak acids and their Ka values Acetic acid Ka = 1.8x10^5 Phosphoric acid Ka = 7.5x10^3 Hypochlorous acid Ka = 3.5x10^8 What weak acidconjugate base buffer system from the acids listed is the best chouce to
asked by Kyle on October 15, 2013 
Physics
An object is 21 cm in front of a diverging lens that has a focal length of 13 cm. How far in front of the lens should the object be placed so that the size of its image is reduced by a factor of 1.5? my work: 1/di=(1/13)(1/21) di=8.02 m=8.02/21 m=.381
asked by Abigail on April 8, 2015 
Chemistry
I NEED HELP ASAP Here's the problem I'm struggling with: When 1.00 mole of ethlyene (C2H4) is burned at constant pressure, 1410 kJ of energy is released as heat. Calculate delta H for a process in which 10.0 g of ethlyene is burned at constant pressure.
asked by Ian on February 18, 2016 
Safety
Do other countries have individuals who played a significant role in starting safety prgrams in their countries? NEED REFERENCES Thanks! sometimes but not very much umm I need a better answer than that Thank you for using the Jiskha Homework Help Forum
asked by Ashley on April 9, 2007 
chemistry
A solution is prepared by dissolving 0.2222 (¡¾0.0002) g of KIO3 in 50.00 (¡¾0.05) mL. (i) Calculate the molar mass of KIO3 with its associated uncertainty to the correct number of significant figures. (ii) Find the molarity and its uncertainty with an
asked by Hobson on March 28, 2010 
Chemistry
Calculate the initial molarity of KNH2 and the molarities of K+, NH3, OH, and H3O+ in an aqueous solution that contains 0.75 g of KNH2 in 0.255 L of solution. You may ignore the reaction of NH3 with water. I already found the initial molarity, but I am
asked by Trixie on February 22, 2010 
Statistics Please Help
Hi Ms. Sue I was wondering if you could give me some advise in doing explain and unexplain variation and leastsquares regression line. I know how to compute the numbers, but I am having a problem with: say there is 3.0270, 30.0463 and 33.1120. I sometimes
asked by Mary Ann on September 8, 2015 
Algebra 2
For the first time customers, a bank will open an account with $25 included. This bank also charges a monthly $2.95 service fee on the account. Write an equation that shows the balance B after m months, assuming no other activity is made on the account.
asked by Kelsey on October 12, 2013 
Physics
An artillery crew demonstrates its skill by firing a shell at an angle of 69 deg and then lowering the gun barrel and firing a second shell at a smaller angle of 22 deg in such a way that the two shells collide in midair. The initial velocity of the shells
asked by Madeleine on October 7, 2015 
PreCalc
medication duration using the function of e through time lapse problem D(h)=8e(up carrot)0.31(h) find med level at 1 hour no problem 5.88mg. but every time I insert 4 for the 4 hours I get a larger number... much larger indicting the med level has gone
asked by BecKi on February 21, 2010 
math. PLEASE HELP.
Question: If A= 29 degrees and a= 4.6, find c. There is a diagram shown in the textbook. b is adjacent, c is the hypotenuse, and a is opposite. I know I'm suppose to use SOH CAH TOA, and i tried using tan, but Im not getting the correct answer. i looked in
asked by Eunice on November 15, 2016 
Math
A piece of a broken circular gear is brought into a metal shop so that a replacement can be built. A ruler is placed across two points on the rim, and the length of the chord is found to be 14 inches. The distance from the midpoint of this chord to the
asked by Matty on April 28, 2017 
chem
Consider the following reaction: 2 CH3OH + 3O2 to form 2 CO2 + 4 H20 Each of the following molecular diagrams represents an initial mixture of the reactants. How many CO2 molecules would be formed by complete reaction in each case? How do I use the
asked by david on March 1, 2007 
History
Compare and contrast the views of Thomas Jefferson and Alexander Hamilton on the Constitution, National Bank, and Foreign Affairs. Anyone please i got to write an essay on this and cant find the information i need. PLEASE HELP ASAP Search for the word
asked by Please HELP on January 20, 2007 
jik
A carton of soy milk states on the label that it contains 956 mL. The volume of soy milk in 9 randomly chosen cartons is measured and the mean found to be 958.72 mL. Assume that the cartons are filled so that the actual amounts are normally distributed
asked by farita on October 10, 2010 
calculus
The net monthly profit, in dollars, from the sale of a certain item is given by the formula P(x) = 10^6[1 + (x1)e^0.001x], where x is the number of items sold. a) Find the number of items that yield the maximum profit. At full capacity, the factory can
asked by kim on April 29, 2018 
staTS
A carton of soy milk states on the label that it contains 956 mL. The volume of soy milk in 9 randomly chosen cartons is measured and the mean found to be 958.72 mL. Assume that the cartons are filled so that the actual amounts are normally distributed
asked by gs on October 10, 2010 
ela
we are reading catching fire. we have a mini project to do. there are 17 questions and i couldn't find 4. so my questions are : 1. what is healing capacity of salt water? 2. why does salt water have those positive effects on us? 3. what is saline solution
asked by shweta on January 23, 2011 
Calculus
A rectangular swimming pool is to be built with an area of 1800 square feet. The owner wants 5foot wide decks along either side and 10foot wide decks at the two ends. Find the dimensions of the smallest piece of property on which the pool can be built
asked by George on October 25, 2008 
Environmental Engineering
Consider the air over a city to be a box 100km on a side that reaches up to an altitude of 1.0 km. THe air is blowing into the box along one of its sides with a speed of 4 m/s. Suppose an air pollutant with a reaction rate of K = 0.20/hr is emitted into
asked by Jimmy on September 19, 2011 
need help in math,
Translate to a system of equations and solve using the addition method. The sum of two numbers is88. The difference is 22.Find the numbers? My answer: I started but i think that i am wrong. x + y = 88 y = x +88 y = 1x + 88 now once i substituted x 1x +
asked by jasmine20 on January 13, 2007 
Geometry / Algebra 1
(a) The surface area of the prism shown is 314 square meters. Write an equation that u can solve to find the value of w. side a=wm b=8m and c=(w+4)m (on the picture) I'm guessing u use the formula surface area=2ab+2bc+2ac??? Well if so I need all that
asked by Ë̤T̤̈Ẅ̤ä̤z̤̈Ḧ̤ë̤r̤̈ë̤ ⍨ on September 5, 2013 
Physics
A boy of mass 49.4 kg is initially on a skateboard of mass 2.00 kg, moving at a speed of 10.3 m/s. The boy falls off the skateboard, and his center of mass moves forward at a speed of 10.9 m/s. Find the final velocity of the skateboard.
asked by Kellie on October 16, 2011 
Math
PLEASE HELP!!! In a basketball freethrow shooting contest, the points made by Sam and Wilbur were in the ratio 7:9. Wilbur made 6 more points than Sam. find the number of points made by each...... I'm so confused
asked by Jahnay on October 18, 2011 
artist
I am suposed to incorporate the answer to this question into a short repot on raphael. What makes a Raphael a Raphael? I can't find the answer anywhere on the interent. It is a title of a book so all I get is places to get the book not the answer to the
asked by Riley on April 15, 2009 
Calculus
Find the specific solution of the differential equation dy/dx = 4y/x^2 with condition y(−4) = e. y equals negative 1 minus 4 divided by x y equals negative 1 times e raised to the 1 over x power y equals e raised to the negative 4 over x power None of
asked by nan on March 10, 2016
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