
math help me!
on he teachers baseball team, they are measuring to put the bases down. ms.accardo wants it like a professiona; field. On a professional baseball field, the distance from one base to the next is 90 ft.what is the distance between home plate and second
asked by lammy on April 28, 2011 
algebra
I have tried this problem over and over and just not getting how to do it can someone help I don't want the answer I just need showed how to do it. solve using the formula L 0.000169d^2.27/h where L is the proper length in feet of the letters on pavement,
asked by summerwings on March 14, 2010 
Physics
Find an expression in terms of M, mu, and theta for the speed of waves on the string.Express your answer in terms of the variables M, mu, theta, and appropriate constants. The picture shown is just of a block with mass m on an inclined frictionless surface
asked by Mel on November 27, 2012 
physics
A piece of copper is made into a rod with a square crosssection. The side of the square is 2.00 centimeters. The resistivity of copper is 1.7 \cdot 10^{8} \Omega\cdot {\rm m}. An unknown electric field E, directed along the rod, creates a current of 12.0
asked by tom on October 10, 2011 
math
please help me to solve this problem A swimmer going downstream takes 1hour,20minutes to travel a certain distance. It takes the swimmer 4hours to make the return trip against the current. If the river flows at the rate of 1.5mph. Find the rate of the
asked by joy on July 31, 2010 
physics
To create artificial gravity, the space station is rotating at a rate of 1.00 rpm.the radii of the cylindrically shaped chambers have a ratio ra/rb that equals 4.00. each chamber A simulates an acceleration due to gravity of 10.0m/s^2. find values for a)ra
asked by kassy on October 13, 2016 
General Physics I
A 50N force acts on a 2kg crate that starts from rest. When the force has been acting for 2 s the rate at which it is doing work is: I found this question online so I saw the answer is 2500 Watts. What I don't understand is how to come to this
asked by VitaX on October 13, 2010 
Physics
A 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. Find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earth’s velocity. Earth’s mass is 6.0 × 1024 kg. Show
asked by Pat on January 27, 2012 
physics
a ball of mass 100g is projected vertically upwards from the ground with a velocity of 49m/s at the same time another identical ball is dropped from a height of 98m to fall freely along the same path as followed by the first ball. After some time the two
asked by gudygudy on February 4, 2016 
Math
To play a game, you spin a spinner like the one shown.you win if the arrow lands in one of the areas marked win.lee played this game many times and recorded her results. She won 8 times and lost 40 times. Use lees data to explain how to find the
asked by Anonymous on March 7, 2017 
Chemistry 12
The following data was obtained after 25.00ml of benzoic acid was titrated with potassium hydroxide. Volume of KOH used: Trial 1: 27.80ml Trial 2: 27.88ml Trial 3: 27.66ml Initial pH: 3.125 pH at 13.92ml: 5.013 Find the Ka for this sample of citric acid
asked by Brian on June 25, 2017 
General physics
A 34.1 kg child rides a Ferris wheel whose diameter is 18.3 m. When the ride is turning at a constant rate, the child’s speed has a constant value of 4.23 m/s. Find the normal force the seat exerts on the child at: a) The top of the ride b) The bottom of
asked by ODU on July 2, 2013 
trig
I am very confused about the concepts of.. sin è = sin(180  è) sin (180 + è)= sinè tan (180  è) = tanè and how the final answer was found in this problem... Find cos 510: cos510=cos(54030) =cos30 =s.r3/2 i don't understand how we went from
asked by killie on April 30, 2009 
physics
A radar antenna is tracking a satellite orbiting the earth. At a certain time, the radar screen shows the satellite to be 118 km away. The radar antenna is pointing upward at an angle of 58.2 ° above the ground. Find (a) the x and (b) the y components (in
asked by Ashley on September 28, 2014 
physics
A radar antenna is tracking a satellite orbiting the earth. At a certain time, the radar screen shows the satellite to be 181 km away. The radar antenna is pointing upward at an angle of 66.2 ° above the ground. Find (a) the x and (b) the y components (in
asked by need help on December 14, 2014 
physics
a child sits on the edge of a spinning merrygoround 3.2 m from its center. The coefficient of static friction between the child's bottom and the surface of the merrygoround is .8. Find the maximum rate in revolutions per seconds, that the
asked by Spice on November 24, 2015 
Algebra
1)If y varies inversely as x and y = 3, when x = 6. Find y when x = 36. A)72 B)2 C)1/2 D)18 I chose C y1/x2 = y2/x1 3/36 = y2/6 18/36 = 1/2 2)Write the equation 4^3 = 1/64 in logarithmic form. A)log64 = 4^3 B)log^3 64 = 4 C)log^4 1/64 = 3 D)log^4(3) =
asked by Jon on February 22, 2008 
Algebra 2
Can someone explain how to figure out these types of problems? Solve log3 (x  4) > 2. Evaluate log7 49. If log5 4 ≈ .8614 and log5 9 ≈ 1.3652 find the approximate value of log5 36. Solve the equation, log4 (m + 2)  log4 (m 5) = log4 8. Solve, 2^x =
asked by Nikki on October 20, 2017 
Algebra
A number consist of 3 digits.The middle digit is 0 and the sum of the first and last digits is 13.If the digits are reversed the number is increased by 297.Find the original number.MY SOLUTION: let x=the 1st digit & y=last digit x+y=13 i.e eqn1 & pls help
asked by Oduro Hayford on August 20, 2016 
english
My fiancé does not think he needs a credit card right now. We are already in enough debt. It has actually consumed our lives. Although most of the debt we have is his. I have my debts too, but they are much smaller. This is why he does not need a credit
asked by Jenn on October 21, 2010 
Chemistry
the lead (II) nitrate in 25.49 ml of a 0.1338M solution reacts with all of the aluminum sulfate in 25.00 ml solution. What is the molar concentration of the aluminum sulfate in the original aluminum sulfate solution? For a question like this how do I find
asked by CL on February 23, 2017 
Math
The number of calls received by a car towing service averages 14.4 per day (per 24 hour period). After finding the mean number of calls per hour, find the probability that in a randomly selected hour the number of calls is 0
asked by Katie on February 27, 2011 
Physics
A 0.20kg ball on a string is whirled on a vertical circle at a constant speed.When the ball is at 3 o'clock position, the string tension is 20N.Find the tensions in the string when the ball is at 12 o'clock and 6 o'clock positions
asked by Refiloe on March 31, 2015 
Physics
A 0.20kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the stick tension is 16N. Find the tensions in the stick when the ball is at the twelve o'clock and at the six o'clock positions.
asked by Anonymous on October 9, 2012 
life science (body systems)
on my word search, it just says kneecap for a clue, what do i do!7 letters 3rd letter is (e) last is (a) http://orthoinfo.aaos.org/fact/thr_report.cfm?Thread_ID=165&topcategory=knee Try patella. it wont work. i think the crossword puzzle iz messed up. my
asked by katharine on November 14, 2006 
History Help!!
Which descriptions of the roles of the popes and patrons of the arts in restoring the city of Rome are accurate? Choose all the correct answers. A organized teams to find ancient statues buried in Rome. B commissioned artists to create stunning paintings
asked by Skye on October 2, 2014 
English
What does pestilence mean as it is used in the following lines from Act V,Scene 2 of Romeo and Juliet? Friar John:Going to find a barefoot brother out,One of our order,to associate me, Here in this city visiting the sick, and finding him,the searches of
asked by GummyBears16 on March 25, 2016 
Chemistry
The preparation of "azo" dyes often does not work well in laboratory. Alought the correct colour is usually apparent, very little product is obtained. Seeing this, a student decides to modify the experimental procedure and obtains a record quantity of
asked by Lucian on October 22, 2006 
Language Arts
which of the following are you most likely to find in a science fiction novel such as The Giver? A. People living in a futuristic environment where rules lead them to act differently than is commonly accepted now. B. Characters from the distant past
asked by Dove on May 1, 2015 
physics....
1) Yellow light that has a wavelength of 560 nm passes through two narrow slits that are 0.300 mm apart. An interference pattern is produced on a screen 160 cm distant. What is the location of the firstorder maximum? 2) A communication satellite is
asked by kennedy on June 12, 2012 
English
10.VerA(1619) Identify the underlined word or phrase that should be corrected. 1.The cheerful(A),lively sound of(B) dance music expired(C) almost everyone(D).No error.(E) 2.After such(A)a magnificent(B) meal,we were(C) all quick to(D) applaud Mary for her
asked by Bayarbold on June 24, 2011 
confidentiality of health information
Joe researcher asks for access to patient records as part of a research project. What should the health information manager do? A. Say yesaccess for research is permitted. B. Say no. C. Tell Joe to submit his request to an institutional review board if he
asked by Question on April 28, 2010 
math
Inflation is running 2% per year when you deposit $1000 in an account earning interest of 13% per year compounded annually. In constant dollars, how much money will you have two years from now? (Hint: First calculate the value of your account in two years'
asked by liz c on November 13, 2010 
physics
a physics book is on top of a drafting table at 35 degree angle. Find the net external force acting on the book and determing wether the book move or remain at rest on this position. they give you: force of friction 11N, force normal 18N,force of gravity
asked by Grace on January 16, 2011 
Math
Projectile motion: Let's suppose you throw a ball straight up with an initial speed of 50 feet per second from a height of feet. a) Find the equation that describes the motion as a function of time. My answer was x = 0 and y=16t^2+50t+6 b) How long is the
asked by Abbey on April 16, 2010 
CP Physics
Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of
asked by Ronnie on April 8, 2010 
physics
i keep trying to put this in my calculator but i keep getting the wrong answer...can someone please try it on their calculator and help me? thnks (a) Find the distance r to geosynchronous orbit. Apply Kepler's third law. T^2=((4pi^2)/(GM_E))r^3 Substitute
asked by cb on March 15, 2009 
Physics
Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of
asked by Ron on April 8, 2010 
physics
block A (mass 2.04kg) rests on a tabletop. It is connected by a horizontal cord passing over a light, frictionless pulley to a hanging block B (mass 3.00kg ). The coefficient of kinetic friction between block A and the tabletop is 0.215. After the blocks
asked by george on October 11, 2012 
physics
1) A Tshirt cannon at a basketball game launches shirts to the upper level at 55 m/s with an angle of 52 degrees. Find the height (dy) of the seats if it takes 4.5 seconds to land in the seats. 2) A soccer ball is kicked on a flat field by the goalie at
asked by Keke on October 5, 2015 
Physics
Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of
asked by Ron on April 8, 2010 
Math help
Find the 98% confidence interval for estimating ìd based on these paired data and assuming normality. (Give your answers correct to one decimal place.) Before 50 55 61 52 68 54 After 34 58 56 36 40 39 Lower Limit Incorrect: Your answer is incorrect. 64.0
asked by tracy10 on June 23, 2013 
Science
A rocket is launched with a speed of 100m/s at an angle of 53.0 degrees above the horizontal with an acceleration of 30 metres per square seconds. After 3 seconds it's engines fail and the rocket proceeds to move as a projectile.Find the maximum height
asked by Jesse on September 23, 2018 
math
On the package of candy coated chocolates it states the box contains 147 grams. In reality, the mass can vary between 145 g and 150 g. You may find between 63 and 69 pieces of candy in any given box. Explain which variable represents the domain and range.
asked by jordan on December 22, 2015 
physics ( help)
A large (15kg) holiday decoration is suspended on either side of Hay Street in Perth by two cables stretching between buildings. The length of the first cable is 8m, the second is 6m and the buildings are 12m apart. The 8m rope hangs at an angle 26.4°
asked by H.T on April 7, 2011 
Physics
Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of
asked by Ronald on April 8, 2010 
Physics
Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of
asked by Ronald on April 8, 2010 
Physics
Please help me! 1) Karen shouts across a canyon and hears an echo 5.7 s later. How wide is the canyon? The speed of sound is 343 m/s. Answer in units of m. 2) The distance between two consecutive nodes of a standing wave is 16.8 cm. The hand generating the
asked by Mikayla on February 15, 2017 
Maths
A pedestal is constructed in the form of frustum of a pyramid, the sides of the square ends of the frustum being 360cm and 160 cm and slant height 260cm. Find volume , lateral surface area including area of the top and the cost of construction @ rs.50
asked by Chaitanya on February 6, 2016 
eth/125
The terms Hispanic and Latino are umbrella terms for people from many different Spanishspeaking cultures in the Western Hemisphere. Although the grouping includes a wide range of cultures there is evidence of the formation of a panethnic identity. What do
asked by Sade C on May 2, 2011 
Math 116
could someone please help me with this question. I have no clue where to start... the line: y = 0.15x + 0.79 represents an estimate of the average cost of gasoline for each year. the line: 0.11x  y = 0.85 estimates the price of gasoline in January each
asked by Carmen on October 15, 2008 
Chemistry
In our lab we had to experiment with an apparatus in order to find such things as the percent of KClO_3 in the solution.. Assume that you heated your sample too rapidly and some of the sample spattered onto the rubber stopper of the test tube. Will your
asked by Liz on March 3, 2012 
Physics
5. The ball launcher in a pinball machine has a spring that has a force constant of 1.20 N/cm . The surface on which the ball moves is inclined 10.0° with respect to the horizontal. The spring is initially compressed 5.00 cm. Find (a) the launching speed
asked by John Tucker on February 1, 2013 
Physics
Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of
asked by Ronald on April 8, 2010 
Difficult Trig Word Problem
The displacement of a spring vibrating in damped harmonic motion is given by y(t) = 4e^3t sin(2pi*t) where y = displacement and t = time with t greater than/equal to zero. Find the time(s) when the spring is at its equilibrium position (y=0). The number
asked by Greg on November 14, 2012 
Physics
A shotputter puts a shot (weight = 71.9 N) that leaves his hand at distance of 1.47 m above the ground. (a) Find the work done by the gravitation force when the shot has risen to a height of 2.20 m above the ground. Include the correct sign for work. J
asked by Brandon on November 2, 2008 
Physics 1
A shotputter puts a shot (weight = 71.3 N) that leaves his hand at distance of 1.62 m above the ground. (a) Find the work done by the gravitation force when the shot has risen to a height of 2.08 m above the ground. Include the correct sign for work. J
asked by Anonymous on November 17, 2012 
Physics Rolling Motion!!
A spherically symmetric object with radius R= 0.51m and mass of M= 3.5kg rolls without slipping accross a horizontal surface with velocity of V = 4.4m/s. It then rolls up an incline with an angle of 30 degrees and comes to rest a distance d = 2.2m up the
asked by Pam on April 27, 2016 
statistics
2. The Occupational Safety and Health Administration (OSHA) estimates that roughly 30% of all worker compensation claims stem from back injuries. This statement was made many years ago and you want to know if this has changed in recent years. Suppose you
asked by Anonymous on November 19, 2012 
Calculus help
\documentclass{article} \usepackage{amssymb,amsmath,amscd,concmath} \pagestyle{empty} \begin{document} \begin{equation*}\int_{1}^{3} [(e^3/x)/(x^2)]\, dx\end{equation*} \end{document} Sorry,the html format does not work... How to find the integral of
asked by Linda on February 20, 2007 
HELP
How do you find acceleration and Fnet for a diagram containing only one object with a mass, like say 10kg, and two arrows going in the opposite directions(horizontally) with thier tips touching each side of the object. **NOTE: there are no other numbers
asked by Pamela on June 7, 2007 
Physics
A boy throws a ball off the top of a 30m high building with a speed of 10m/s at an angle of 30 degrees to the horizontal. How far from the base of the building does the ball strike? I broke in up into 2 dimensional: X horizontal values: Xi=0 Xf=?
asked by Leo on June 11, 2016 
Physics help Rolling Motion!!
A spherically symmetric object with radius R= 0.51m and mass of M= 3.5kg rolls without slipping accross a horizontal surface with velocity of V = 4.4m/s. It then rolls up an incline with an angle of 30 degrees and comes to rest a distance d = 2.2m up the
asked by Samantha on April 28, 2016 
college physics
Let the radius of the circular segment be 108 m, the mass of the car 1861 kg, and the coefficient of the static friction between the road and the tire 0.9. The banking angle is not given. Find the magnitude of the normal force N which the road exerts on
asked by mark on October 5, 2010 
Algebra HELP!
Starting with the kinematics equation x = vot + ½ at^2, derive an expresion relating the acceleration and initial velocity of an object to two paired position and time measurements. In other words, if an object's position is x1 at t1, find the
asked by Jack on September 11, 2012 
Physics
Jack Sparrow swings on a 3 m long rope that was horizontal before he jumped from the boom of the Black Pearl. At the very bottom of his arc, he grabs Elizabeth Swann and they swing upward together. Sparrow (Depp) has a mass of 75 kg, and Swann (Knightley)
asked by Jessica on July 12, 2012 
Math
Starting with the kinematics equation x = vot + ½ at^2, derive an expresion relating the acceleration and initial velocity of an object to two paired position and time measurements. In other words, if an object's position is x1 at t1, find the
asked by Jack1 on September 11, 2012 
Physics college
A particle is thrown from the origin of the frame xOy at the moment t = 0, with speed v0 at a certain angle b from the Ox axis. At the same moment another particle begins to fall freely from a wall with height h, situated at the distance d. Air resistance
asked by Daniel on December 27, 2015 
Math
I have another problem that I don't know how to solve. A car travels along a straight road, heading east for 1 hour, then traveling 30 minutes on another road that leads northeast. If the car had maintained a constant speed of 40 mph, how far is it from
asked by Cassie on January 16, 2014 
Math Statistics
The life span of three randomly selected tires are 34,700 miles, 43,000 miles, 39,000 miles. Using the empirical rule, find the percentile that corresponds to each life span.
asked by Quala on February 17, 2013 
Engineering/Algebra
A cardboard tube is loaded with a 15.3 N axial load. The tube has an outside diameter of 2.5 cm and a wall thickness of .035 cm. Find the axial stress in the cardboard tube. Is the answer 75 N/cm^2? If so can you show me your way of getting to this answer.
asked by George on November 4, 2008 
History
1. What paints did the Mughals use to create their paintings? What pigments were used to create these paints? 2. How expensive were these pigments? I haven't been able to find much information regarding the paints or pigments used online, but I would be
asked by Claire on May 18, 2016 
Math
Two fire towers are 30 kilometers apart, tower A being due west of tower B. A fire is spotted from the towers, and the bearings from A and B are E 14 degrees N and W 34 degrees N, respectively. Find the distance d of the fire from the line segment AB.
asked by Mike on May 10, 2011 
D J HIGH SCHOOL SOST GOJAL PAKISTANmaths trignometry
from an observation point the angle of depression of two boats in line with this point are found to 30 degrees and 45 degrees .find the distance between the two boats if the point of observation is 4000 feet high.
asked by tasleem asghar on December 10, 2014 
math
ok this is in my practice book. there are 33 students in the chess club. there are five more boys than girls in the club. write and solve a system of equations to find the number of boys and girls in the chess club?
asked by ariel on December 6, 2011 
Economics
Suppose a market with two sellers Seller 1 has a marginal cost of c1=20q1 and seller 2 has a marginal cost of c2=40q2 Find the market supply curve in a competitive market where the price = c1= c2
asked by Shane on September 30, 2010 
microeconomics
Aneeta spends all her pocket money on chocolates(x)and icecream(y). Her utility function is U(x,y)= min(4x,2x+y). Aneeta consumes 15 chocolates and 10 icecreams. The price of chocolates is Rs.10. Find out her pocket money.
asked by swagata on June 12, 2008 
math
Mark hid a $10 bill inside his favorite book. He forgot the pages where he hid it. If the sum of the pages where the bill is hidden is 177, on what pages will Mark find his money?
asked by Victoria on April 15, 2010 
calculus ..>steve
Given a function f(x)2/3x^3+5/2x^23x. a) Find i. The inflection point. ii. The yintercept and xintercept. b) Sketch the graph of f(x). i have already try it..but i don't understand.. which graph that is true.. the first or second ? and how to calculate
asked by yaya on December 15, 2012 
Math
the length of a rectangular garden exceeds its width by 8 feet. if each side of the garden is increased by 2 feet, the area of the garden will be increased by 60 square feet. find the dimensions of the original garden
asked by David on February 15, 2013 
statistics
the subway train has 18 doors and starts with 15 passenger. if each passenger is equally likely to get off at any station and the passengers leave the train independently, find the probability that 2 or more passengers leave the train through the same door
asked by linn on April 13, 2014 
MATH HELP PLEASE Explain
Brownies and More sell all types of cookies and pastries. On Tuesdays, they markdown all brownies 75% to a sale price of $1.50 a dozen. Find the regular selling price and the markdown of a dozen brownies.
asked by Bradley on February 25, 2016 
math
suppose there are 2 pieces of the cake left over, but you don't know how many pieces were in the whole cake. explain how you could find the number of pieces in the whole cake if taylor told you 1/6 of the cake was left. you may show your work in a drawing.
asked by renan on January 28, 2014 
Math
in a class of 60 students 30 like maths 25 like physics 30 like chemistry. if 10 like both physics and maths 5 like maths and chem and 5 like phy & chem and 3 like all the subjects. find student like none of subject if 100 students were surveyed
asked by Anonymous on June 8, 2016 
math
In triangle ABC, angle C is congruent to angle A, line BC=2x5, line AB=x+5 and line AC=x+10. Find x. The problem didn't have a triangle drawn so i drew it myself. I tried many equations but when i substitute it it didn't work.
asked by mark on November 16, 2008 
math
A plane flies the first half of a 5600 km flight into the wind in 3.5 hours. The return trip, with the same wind, takes 2.5 hours. Find the speed of the wind and the speed of the plane in still air.
asked by Betsy on December 6, 2011 
Calculus review
let the function h(x)= (integrand symbol from 2 to x^2)arctan (t) dt. Find h'(x). This question confused me because i know the derivative of an integral is the original function. I just need help with finding the derivative of that integral. I don't know
asked by Prince@18 on February 9, 2017 
Math
in a class of 60 students 30 like maths 25 like physics 30 like chemistry. if 10 like both physics and maths 5 like maths and chem and 5 like phy & chem and 3 like all the subjects. find student like none of subject of if 100 students were surveyed
asked by Dp on June 8, 2016 
Science
A convex mirror forms an image of half the size of the object. When it is moved 15cm away from the object the size of the image becomes 2/5times that of the object. Find the focal length of mirror
asked by Aashutosh on September 10, 2016 
mathplease help!
The number of complaints received by a business bureau can be represented by the following probability distribution. Find the expected number of complaints per day. complaints per day 0,1,2,3,4,5 probability0.01,0.11,0.26,0.28,0.19,0.12 can someone
asked by KiKi on April 25, 2010 
STATISTICS
A2. Reviewed statistics indicated that there is an average of five thefts per day from a large supermarket operating from 08 00 to 19 00 six days a week. Find the probability that there (a) are no thefts in a week. [2] (b) will be ten thefts in any given
asked by MOSES on October 27, 2016 
math
A cylinder of radius 14 cm contains water. A metal solid cone of base radius 7 cm and height 18cm is submerged into the water. Find the change in height of the water level in the cylinder
asked by kudu on February 7, 2015 
math
An experiment consists of drawing one ball from a box containing 5 white balls numbered 1 through 5 and black balls numbered 6 through 10. Find the probability that a randomly selected ball is black and numbered 7.
asked by trinx on December 8, 2014 
math
suppose there are 2 pieces of the cake left over, but you don't know how many pieces were in the whole cake.Explain how you could find the number of pieces in the whole cake if Taylor told you 1/6 of the cake was left.You may show your work in a drawing.
asked by Derl on April 9, 2014 
physics
An object with a mass of 34.0 g and a volume of 41.0 + B cm3 is placed in a liquid with a density of 1.25 g/cm3. Find the volume of the part of the object that is NOT submerged in the liquid. Give your answer in cm3 and with 3 significant figures.
asked by Idali on April 3, 2017 
Gss Giza , nasarawa state
Q.1.Calculate the length of an are of a circle of radius 6 cm if the angle it subtends at the centre of circle is 6o. Q.2. Find the perimeter of a sector of a circle radius 5.2cm if the angle subtend at the centre is (a)3o (b)6o (c)135.
asked by Husseini Suleiman Akpori on May 9, 2016 
statistics
A professor knows that in her class 37% of the students have passed an Algebra course, 29% have passed an English course, and 21% have passed both courses. If one student is selected at random from this class, find the probability that: c) the student did
asked by Confused on April 24, 2011 
STATITICS
the subway train has 18 doors and starts with 15 passenger. if each passenger is equally likely to get off at any station and the passengers leave the train independently, find the probability that 2 or more passengers leave the train through the same door
asked by harjeet on December 12, 2016 
Differential calculus
The voltage across the plates of a capacitor at any time t seconds is given by V=Ve t/CR, where V,C and r are constants. Given V = 300 Volts, C =0.12*106 F and R = 4*10 6 ohms Find the initial rate of change of voltage and the rate of change of voltage
asked by lee on June 30, 2015 
Math
Mark hid a $10 bill inside his favorite book. He forgot the pages where he hid it. If the sum of the pages where the bill is hidden is 177, on what pages will Mark find his money?
asked by Bianca on April 5, 2010
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