
Please tell me if i did this correct
Given the following frequency distribution, find the mean, variance, and standard deviation. Please show all of your work. Errors Frequency 5153 9 5456 19 5759 16 6062 24 6365 25 This is what I got: Mean = 59.19 Variance = 1.43 Standard Deviation =
asked by Jennifer on October 16, 2011 
algebra
when the lenght of each side of a square is increased by 7in., its area is increased by 189in.^2. find the lenght of the side of the original square.
asked by shekyra nelvis on July 27, 2016 
math
A ladder is resting against a wall. the foot of the ladder is 8 feet from the wall, and the top of the ladder is 19 feet from the ground. FIND THE slope of the ladder
asked by rachel on October 16, 2011 
Maths
There are 12 balls in a bag, where n of them are white balls. If 2 balls are chosen at random from the bag without replacement, the probability of choosing at least 1 white balls is 19/33. Find n.
asked by Mily on April 30, 2014 
Calculus
Find the sum of the squared errors for the linear model f(x) and the quadratic model g(x) using the given points. f(x) = −0.7x+3, g(x)=0.06x^2−0.6x+2 (−3, 5), (−1, 3), (1, 2), (3, 1) linear model? quadratic model ?
asked by Calculus Help on December 8, 2015 
Calculus
Find the sum of the squared errors for the linear model f(x) and the quadratic model g(x) using the given points. f(x) = 2.0x − 3, g(x) = 0.09x^2 + 1.6x − 3 (−1, −4), (1, −2), (2, 0), (4, 6), (6, 9) linear model? quadratic model ?
asked by Calculus Help on December 8, 2015 
statistics
The average marks of 30 students in mathematics is 69. If the class leader’s mark is included then the average becomes 70. Find the class leader’s mark.
asked by Sharon on July 25, 2011 
Math
Find the solution. 1. sqrt2 sin x + 1 = 0 My ans: x = 5pi/4 + 2npi and 7pi/4 + 2npi 2. sec x  2 = 0 My ans: x = pi/3 + 2npi and 5pi/3 + 2npi
asked by Anonymous on October 25, 2015 
calculus
Suppose f of x equals 3 times x minus k when x is less than 5 and equals 1 plus k times x when x is greater than or equal to 5.Find the value of k that would make f continuous at x = 5. 3 0 7/3 no such k will make f continuous
asked by ashley on February 5, 2014 
math
Given the four rational numbers below, find the greatest difference and the greatest product using two of the numbers for each operation. 2 1/3,1.5, 1.25, 3 1/4 Difference= 0.95 is what I got for the first answer. Product= 4.0925 is what I got for the
asked by Wossum on September 3, 2016 
math
A drawer contains 4 red socks and 4 blue socks. Find the least number of socks that must be drawn from the drawer to be assured of having a pair of red socks
asked by Anonymous on August 25, 2014 
GRAPHING HELP
Find the coordinates of the vertex and the equation of the axis of symmetry of the parabola given by the equation. x = − 1/3^2+4 vertex (x, y) = axis of symmetry Sketch the graph.
asked by KMILLhelp on April 21, 2014 
Calculus
A rectangle is to be inscribed under the curve y=4cos(.5x). The rectangle is to be inscribed from x=0 to x=pi. Find the dimensions that give max area and what is the max area.
asked by Will on February 1, 2018 
English
Another question regarding works cited in MLA style. I would like to put 2 photos in my work How do I do that? I cannot find anywhere how to put photos in MLA style. Thank you
asked by tee on December 3, 2010 
Algebra
Find the number of integer quadruples (a,b,c,d) with 0\leq a,b,c,d \leq 100, such that a and b are the roots of the quadratic equation x^2cx+d=0, while c and d are the roots of the quadratic equation x^2ax+b
asked by John on March 4, 2013 
Business mathematics
A man sold his radioset at a loss of 20%.If he would have sold it for â‚¹90 more, his loss would have been only 10%. Find cost price of radioset.
asked by Ansh on August 1, 2016 
Math
Help Find the area between the x axis and the graph y = 2 x 3 from x = 1 to x = 5. 54 square units 312 square units 122 square units 212 square units
asked by Bri on April 4, 2019 
Math
How do you find the length of the base of a triangle? My math problem is: The area of a triangle is 33.6 inches. If the height is 4 inches what is the length of the base? thank you
asked by John on April 25, 2013 
ALG
Find the coordinates of the vertex and the equation of the axis of symmetry of the parabola with the given equation. y = 8x^2 + 48x − 3 vertex (x, y) = axis of symmetry ________
asked by KELLY on April 21, 2014 
Algebra
A rectangular pool has a perimeter of 142 feet. The length is 25 feet longer than the width. Find the length and width of the pool.
asked by Emily on March 5, 2015 
maths
A boat goes 12 km upstream and 40 km downstream in 8 hours. It can go 16 km upstream and 32 km downstream is the same time. Find the speed of the boat in still water and the speed of the stream.
asked by raghav on June 4, 2014 
math
Does anyone know how to find the rate with ONLY principal and time? (no interest) Refer to this: Investment A: Rate as 'R,' principal as $8000, time as '4 years,' and interest as 'SI'
asked by Anonymous on November 17, 2017 
Math
A tree casts a shadow of 12 meters when a 5meter post nearby casts a shadow of 6 meters find the height of the tree.
asked by mary jean on August 26, 2015 
Statistics
Suppose that 92% of all SFSU students own a cell phone. Find the probability that 7 out of 10 random selected SFSU students own a cell phone
asked by Mitch on February 24, 2011 
Math
Let f(x)=x+1‾‾‾‾‾√ and g(x)=3x−5. Find f∘g and g∘f, and their respective domains. 1. (f∘g)(x)= 2. What is the domain of f∘g ? Answer (in interval notation): 3. (g∘f)(x)= 4. What is the domain of g∘f ? Answer (in interval
asked by tish on March 1, 2016 
CAMBRIDGE
Points P and Q are both in the line segment AB and on the same side of its midpoint. P divides AB in the ratio 2 : 3, and Q divides AB in the ratio 3 : 4. If PQ = 2, then find the length of the line segment AB.
asked by YASHIKA on February 21, 2017 
math
A number consists of two digits whose sum is 9. if three times the number is equal to eight times the number formed by interchanging the digits. find the number
asked by reshman on March 25, 2016 
calculus
Find the area of the region lying inside the polar curve r = 2(1 − cos theta) and outside the polar curve r + 4 cos(theta)= 0.
asked by Bob on October 13, 2010 
Algebra2
Find the values of the inverse function in radians. 1. sin^1(0.65)? answer choices: a. 0.71+2pi n and 0.71+2pi n b. 0.71+2pi n and 3.85+2pi n c. 0.86+2pi n and 0.86 +2pi n d. 0.61+2pi n and 2.54+2pi n My answer is B
asked by Steve on May 2, 2017 
calculus
Find the area of the region lying inside the polar curve r = 2(1 − cos theta) and outside the polar curve r + 4 cos(theta)= 0.
asked by Bob on October 13, 2010 
Algebra
the smaller of two numbers is 18 less than the larger number. If 5 timnes the larger number esxceeds four times the smaller by 100. Find the numbers.
asked by Kalee on September 10, 2015 
math
Enter your answer and show all the steps that you use to solve this problem in the space provided. A party store offers small balloons and large balloons. You can choose from pink, blue, green, and yellow balloons. You can choose from silver, gold, and
asked by niki on February 20, 2019 
physics
An athlete whose mass is 94.0 is performing weightlifting exercises. Starting from the rest position, he lifts, with constant acceleration, a barbell that weighs 600 . He lifts the barbell a distance of 0.50 in a time of 2.2 . Part A Use Newton's laws to
asked by Anonymous on November 9, 2012 
healthh
Keep a five day Journal about noticing people around you of all ages at home, school, work, or in TV or movies as to body size and weight and what your inner thoughts and reaction to them are. Do you find yourself making judgments or having
asked by Nani on August 10, 2015 
chemistry
Ibuprofen, the active ingredient in advil, is made up of carbon, hydrogen, and oxygen atoms. When a sample of ibuprofen, weighing 5.000 g, burns in oxygen, 13.86 g of CO2 and 3.926 g of water are obtained. What is the simplest formula of ibuprofen? My
asked by Chris on October 17, 2006 
world history
During the fourteenth century, Japanese women of aristocratic rank A. saw marriage customs change to their detriment. B. were transformed because of their ability to hold their own property separately from their husbands. C. became freer due to the
asked by bob on May 28, 2011 
College/education class
What are the most effective and ineffective uses of objective assessments for instructors and learners? What is your view on the relative advantages and disadvantages of using objective tests? How might you incorporate objective assessments in your
asked by Cathy on April 21, 2015 
Philosophy
What is the history of continental philosophy in reaction to Hegelian idealism? I need some help answering this question. I cannot find any information on this. Any help would be greatly appriciated. Thanks. Thank you for using the Jiskha Homework Help
asked by Marie on May 18, 2007 
Physics
In a cathode ray tube, electrons initially at rest are accelerated by a uniform electric field of magnitude 4.71 x 105 N/C during the first 5.49 cm of the tube's length; then they move at essentially constant velocity another 47.9 cm before hitting the
asked by Ashley on January 24, 2012 
math
Danny and Erica are 3km apart on a straight road. They set out to walk uniformly at the same time. If they walk in an opposite direction, they will meet after 24 minutes. If they walk in the same direction, Danny will catch up to Erica after 6 hours. Find
asked by anonymous on April 1, 2018 
Math
The density if a sample is 5.8g/cm^3. the sample fills a cylindrical container whose hieght is 10.2 cm and whose radius is 4.3cm Find the mass of the sample. Mason, I'm sure the reason you haven't received any responses yet is that you haven't indicated
asked by Mason on July 23, 2007 
Math
A consumer buys n light bulbs, each of which has a lifetime that has a mean of 800 hours, a standard deviation of 100 hours, and a normal distribution. A light bulb is replaced by another as soon as it burns out. Assuming independence of the lifetimes,
asked by Alex on April 27, 2011 
Physics HELp
In Figure 834, a 1.2 kg block is held at rest against a spring with a force constant k = 785 N/m. Initially, the spring is compressed a distance d. When the block is released, it slides across a surface that is frictionless, except for a rough patch of
asked by Kelly on March 31, 2010 
physics
A 15kg block is on a frictionless ramp that is inclined at 20° above the horizontal. It is connected by a very light string over an ideal pulley at the top edge of the ramp to a hanging 19kg block, as shown in the figure. The string pulls on the 15kg
asked by Mazdaly on April 15, 2015 
Math
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. The diameter of a tire is 2.5 ft. Use this measurement to answer parts a and b. Show all work to receive full credit. Find the circumference of the
asked by Me on February 8, 2019 
Physics
In Figure 834, a 1.2 kg block is held at rest against a spring with a force constant k = 785 N/m. Initially, the spring is compressed a distance d. When the block is released, it slides across a surface that is frictionless, except for a rough patch of
asked by Kelly on March 30, 2010 
Physics
In a cathode ray tube, electrons initially at rest are accelerated by a uniform electric field of magnitude 4.71 x 105 N/C during the first 5.49 cm of the tube's length; then they move at essentially constant velocity another 47.9 cm before hitting the
asked by Megan on January 25, 2012 
PreCalc 20
**EDIT** A rectangle has a diagonal of 18cm. The diagonal creates a 60 degree angle at the base of the triangle. Write an exact expression for the base and the height of the triangle. My teacher wants the base and height answered in roots so do you think
asked by Julie on September 23, 2016 
calculus
At a summer campfire, the radius of a marshmallow on a stick expands at the rate of \ {r ' (t)} = \frac{2.4 }{3 t + 6} mm/s where t is the time of heating in seconds. Initially the radius was 3.8 mm. Find the radius after 16 seconds using the following
asked by Marcus on March 8, 2014 
Chemistry
A person falls in water at 0 C. After 30 min in the water, he/she suffers from hypothermia, as their body temp drops to 30 C. Since we are water.... we assume the heat capacity is 4.18 J/g/C. 180 Kcal of energy is required to raise the persons temp to 40
asked by Dave on June 10, 2009 
Chemistry Lab
A 15.00 mL sample of a weak acid with Ka = 3.52x104, was titrated with 0.475 M KOH. The equivalence point was reached after addition of 19.5 mL of KOH with the phenolphthalein indicator. Determine the molar concentration of the original acid solution,
asked by Erin Lee on October 30, 2012 
English 11
In English we are reading the crucible and we have to find modern day witch hunt examples.witch hunt being people who are guilty in the opinion of public opinion, but is actually innocent in the court of law. Some examples he and some others gave were
asked by Elaina on October 18, 2012 
grammar
Could you correct me my mistakes. Please • What are you most passionate about? One of my greatest passion is helping others. I like helping people find solutions that meet their specific needs. 7.How do you typically spend your leisure time? In my
asked by Eliz on October 10, 2017 
Math
An underground tank full of water has the shape of a circular cone with a base radius 5m and height 4m at the top. The top of the tankl is 2m below the groundsurface and is connected to the surface by a spout. Find the work required to empty the tank by
asked by Breona on November 17, 2010 
Physics
An airplane of mass 1.3 104 kg is moving at 64 m/s. The pilot then revs up the engine so that the forward thrust by the air around the propeller becomes 7.2 104 N. If the force exerted by air resistance on the body of the airplane has a magnitude of 4.0
asked by Jane on December 13, 2010 
problem solving
Given that • The distance from the earth to the sun is 1.5*10^11m, and • The mass of the sun is 1.9 *10^30 kg , 1. use Kepler’s Law of Periods to find the period of the earth’s orbit, recorded in seconds:; 2. show how to express your answer in
asked by lynn on November 4, 2008 
Physics
A 95 gram piece of metal is heated to 98°C and placed into 200mL of water insulated at 20°C. If the equilibrium temperature is 27.20, find: The heat gained by the water. calories: _________ The specific heat of the metal. cal/(g°C): ________ Hint: 1 mL
asked by Anna on July 9, 2016 
physics
A 14.7 kg crate is pulled up a rough incline with an initial speed of 1.5 m/s. The pulling force is 124.0 N parallel to the incline, which makes an angle of 11.0 ◦ with the horizontal. The coeﬃcient of kinetic friction is 0.31 and the crate is pulled a
asked by Anonymous on November 9, 2012 
Pre Calc
I am familiar with this type of problem but can't seem to get the right answer. Use the given zero to find the remaining zeros of each function f(x)=x^49x^3+7x^291x348,zero 52i I normally would use synthetic division with the root 52i bringing it down
asked by Zach on November 13, 2009 
Science
A rod of length L=1.80m is mounted to a wheel (solid cylinder) of radius R=8.00cm. A massless rope is wound on the wheel, and then connects to a block of mass m=0.250kg. The mass is released from rest and allowed to fall. 1. Find the tension in the rope.
asked by Leila on June 16, 2014 
Physics
In Figure 834, a 1.2 kg block is held at rest against a spring with a force constant k = 695 N/m. Initially, the spring is compressed a distance d. When the block is released, it slides across a surface that is frictionless, except for a rough patch of
asked by Holy Grail on March 31, 2010 
statistics
Suppose that about 20% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty. If 14 people are called for jury duty, what is the probability that all 14 will be available to serve on the jury? Round your
asked by karen on August 20, 2010 
Physics
"A person is playing a small flute 10.75 cm long, open at one end and closed at the other, near a taut string having a fundamental frequency of 600.0 Hz. If the speed of sound is 344.0 m / s, for which harmonics of the flute will the string resonate? In
asked by Kyle on June 4, 2012 
Chemistry! urgent
what volume of gas at 40°C and 1.50 atm is necessary to react with 300 L of hydrogen gas measured at the same conditions? 2H2 (g) + O2 (g) > 2H20 (g) 1.50 atm= 151.KPa How would I solve this? Because I can't use: PV = nRT I have pressure, temperature,
asked by Sarah on January 10, 2018 
physcs
A potter's wheel having a radius 0.55 m and a moment of inertia 11.6 kg·m2 is rotating freely at 55 rev/min. The potter can stop the wheel in 8.0 s by pressing a wet rag against the rim and exerting a radially inward force of 66 N. Find the effective
asked by Kelsey on April 17, 2010 
Physics
A pilot in a small plane encounters shifting winds. He flies 20.0 km at 30∘ north of east, then 50.0 km due north. From this point, he flies an additional distance in an unknown direction, only to find himself at a small airstrip that his map shows to be
asked by Anwar on September 14, 2017 
Computer science
3.We often come across the terminology like 6bbit processor, 64bit operating system and 64bit system bus. Do you understand those terminologies? What exactly those numbers represent? Please find out the exact meaning of three terminologies above (give
asked by Md Farhad Hossain on February 3, 2013 
English
Let's survey your family members' TV viewing habits. 1. Find out TV programs your family like most. 2. Investigate how many hours they watch TV. 3. Each gathers the investigation result, and compares how different their family members' favorite TV
asked by John on May 31, 2008 
Calculus
A projectile is launched at an angle of 60 degrees to the horizontal from 6.5 ft above the ground at an initial speed of 150ft/sec. Assume the xaxis is horizontal, the positive yaxis is vertical (opposite g), the ground is horizontal, and only the
asked by Z32 on March 9, 2011 
Physics
In a cathode ray tube, electrons initially at rest are accelerated by a uniform electric field of magnitude 4.71 x 105 N/C during the first 5.49 cm of the tube's length; then they move at essentially constant velocity another 47.9 cm before hitting the
asked by jason on January 26, 2012 
Politics
I'm writing a speech, and it's about the topic "Private sector investment is preferable to public sector investment for Human Space Exploration" I'm on the con side for this argument, and one of my reasons was that public sector will spur cooperation,
asked by Anna on September 18, 2011 
Physics question
mass 0.3kg is moving on the ground at speed 4m/s towards ball B which is at rest on the ground and has mass of 0.8kg. When A collides with B the ball remains in contact for 0.2 sec after the collision B moves forward with a velocity of 1.8m/s find the
asked by Amy on January 10, 2018 
English
I need help bad, what exactly am I suppose to write about with this question. I just need to know what this question is asking. Here is the question: “Locate two books or internet sources on the career of Edgar Allen Poe. On the basis of information you
asked by Anonymous on September 19, 2010 
physics
A cyclist is on a rolling stationary trainer pedaling such that his wheels are traveling at 30 km/h. He has an unfortunate incident and ends up falling over 90° on his side onto a large patch of ice. Given the cyclist and bicycle have an 4.5 kg*m^2, find
asked by joe on June 30, 2016 
Physics
A centrifuge in a medical laboratory rotates at an angular speed of 3500 rpm (revolutions per minute). When switched off, it rotates 70.0 times before coming to rest. Find the constant angular acceleration of the centrifuge. (Assume the initial direction
asked by Gina on October 14, 2010 
Algebra 1
A finance company offers cheaper interest rates if you borrow a larger sum of money for shorter time period. A borrower is offered $7000 at 12% or $10080 at 10%. If the tome for the lager loan is 6 months less but the total interest is the total interest
asked by Lola on November 9, 2010 
statistics
sing the proper average, find the average number of grams of fat per ounce of meat or fish that a person would consume over a 5day period if he ate these: 3 oz fried shrimp 3.33 g/oz of fat 3 oz veal cutlet 3.00 g/oz of fat 2 oz roast beef 2.5 g/oz of fat
asked by roga on February 18, 2013 
algebra
write an expression to represent each situation. then find the value of each expression to solve the problem. 1. on saturday, mrs. armor bought 7 pairs of socks for $3 each, and a sweater for her dog of $12. then she found a $5 bill on the sidewalk. over
asked by anon on August 28, 2015 
Physics
A pendulum string has a length l = 4.0 ft. When the pendulum ball is released at 90 degrees to the vertical, it will swing down. A nail is located distance d below the point of suspension of the pendulum. Show that d must be at least 0.6l if the ball is to
asked by Nora on March 21, 2015 
Physic help on direction (Not that good at Englis
Galileo figured out the equation that describes the behavior of a pendulum. If you square both sides of the equation, you will find that the slope of the line is related to the acceleration due to gravity (g). Specifically, slope = 4PI^2/g. Use your data
asked by Tara on January 12, 2015 
Calculus
A rectangle is bounded by the xaxis and the semicircle y= ã(25x^2). What length and width should the rectangle have so that the area is maximum? Place the semicircle so it's center coincides with the origin. If you go a distance x to the right the
asked by Tezuka on October 1, 2006 
physics
A 16.0m uniform ladder weighing 490 N rests against a frictionless wall. The ladder makes a 63.0° angle with the horizontal. (a) Find the horizontal and vertical forces the ground exerts on the base of the ladder when an 850N firefighter has climbed
asked by mee on January 16, 2011 
materials bahavior
A specimen has an initial diameter of 200mm and a length of 700mm. At a stress of 40MPa and a temperature of 538oC the steady state strain rate is about 2×10−4% per hour. Find the primary creep elongation and the steady state creep elongation after 5000
asked by lucas on December 7, 2015 
Algebra 2 ..........
During a sale, a music store is selling all drum kits for 20% off. Preferred customers also receive an additional 15% off. 1. Write a composite function to represent the final cost of a kit that originally cost c dollars. 2. Find the cost of a drum kit
asked by Anonymous on February 19, 2013 
Janine
You order fifteen burritos to go from a Mexican restaurant, eight with hot peppers and seven without. However, the restaurant forgot to label them. If you pick five burritos at random, find the probability of the given event. (Round your answer to three
asked by Janine on December 1, 2014 
calc 3
The length script l, width w, and height h of a box change with time. At a certain instant the dimensions are script l = 7 m and w = h = 5 m, and script l and w are increasing at a rate of 6 m/s while h is decreasing at a rate of 4 m/s. At that instant
asked by Becky on September 21, 2012 
Math
A consumer buys n light bulbs, each of which has a lifetime that has a mean of 800 hours, a standard deviation of 100 hours, and a normal distribution. A light bulb is replaced by another as soon as it burns out. Assuming independence of the lifetimes,
asked by Lo on April 27, 2011 
physics
A baseball is thrown, leaving the baseball player’s hand 6.0 ft about the ground and at a 45 degree angle with respect to the horizon. The initial speed is 80 ft/s. Find the maximum height attained, the length of time the ball stays in the air, and the
asked by mary on December 10, 2008 
physics
a certain type of propeller blade can be modeled as a thin uniform bar 2.5 m long and of mass 24 kg that is free to rotate about a frictionless axle perpendicular to the bar at its midpoint. if a technician strikes this blade witha mallet 1.15 m fromthe
asked by Anonymous on October 27, 2009 
Chemistry
A certain Geiger counter is known to respond to only 1 of every 1000 radiation events from a sample. Calculate the activity of each radioactive source in curies, given the following data. 580 clicks in 104 s My text barely attempts to explain how to do
asked by Trixie on April 16, 2010 
Art
I'm trying to find out what the differences and similarities are between: Impressionism Neoclassicism and Abstract Expressionism Examples of these arts are: The Emperor Napoleon in His Study at the Tuileries by Jacques Louis David (Impressionism) The
asked by Leah on April 10, 2010 
Science: Physics and Chemistry
I was given a systems equation. Two masses are on a flat frictionless surface tied together. There is a pulley type thing and another mass is hanging over the edge of the table. It is attatched to the other 2 masses. It has no Fn, only Fg because it is
asked by Marina on February 8, 2010 
English
Team 1, come to the front, please. Who plays the part of the king? Who performs the part of the old man? Who is the movie director? Where is the prop amster in this team? Have you prepared for the props for this play? put them against the blackboard or
asked by rfvv on November 24, 2017 
Physics
A hanging wire made out of titanium with diameter 0.080 cm is initially 2.3 m long. When a 78 kg mass is hung from it, the wire stretches an amount 2.89 cm. A mole of titanium has a mass of 47.9 grams, and its density is 4.51 g/cm3. Based on these
asked by Amelie on February 25, 2011 
Sampling Distribution Complete solutions and illus
Sampling Distribution Complete solutions and illustrations are required. 1.The average annual salary for all U.S. teachers is $29,863. Assume that the distribution is normal and the standard deviation is $5,200. a.Find the probability that a randomly
asked by Rhea on February 27, 2013 
sorry but more research help
can you guys also give me websties on the process of committe investigations. i looked in goggle but they keep talking about ethics and all that. i swear, that before i ask for your help, i research for atleast 20 to half an hour on the internert to find
asked by dolphino on November 17, 2006 
Chemistry. What equation do I use?
A 20.29 g sample of impure MgCO3 is completely decomposed at 1000oC in previously evacuated 2.0 L reaction vessel. After the reaction was complete the solid residue had a mass of 15.9 g. Assume that only MgCO3 could produce gas CO2 what percent of original
asked by Sarah on December 2, 2008 
Math
Sarah has to go to her brother's baseball tournament that lasts for 4 days. She eats twothirds of a hotdog at every game. He plays 2 games a day. Define your variables, write a function rule, find the domain and range, and tell whether the data is
asked by Lynn on October 2, 2016 
Geoscience
can you help me write out a geological time scale of an area located within stone mountain Georgia? I need a description of the area, how the rock transformed and was dated, picture of a map that has the longitude and latitude of the area picked, the
asked by Robin on February 21, 2011 
math pre calc
at the pittsburch zoo, children ride a train for 25 cents, adults pay $1 and seniors pay .75. on a given day, 1400 passengers paid a total of $740 for the rides. there were 250 more children riders than adults and senior riders combined.find the nu,ber of
asked by JT on April 25, 2013
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