Tuesday

September 23, 2014

September 23, 2014

Number of results: 6,145

**Math**

Why does a poor man drink coffee?
*May 13, 2008 by Josefina*

**math**

I need some help. My teacher gave me a worksheet "Why does a poor man drink Coffee?" written by Pizzazz. Does anyone know how to do this sheet?
*April 24, 2008 by Jack*

**algebra 1**

Why Does A Poor Man Drink Coffee? use the and y-intercept to graph each equation below. The graph,if extended,will cross a latter. Print this in box that contains the number of that exercise. 1)-3x+2y=2 2)x-4y=8 3) 2x+y=-3 4)2x+3y=6 5)3x-y=1 6)-3x-5y=10 7)4x+3y=0 8)2x-2y+5=0 9...
*June 6, 2013 by Elecxis*

**Science**

Suppose in a restaurant your coffee is served about 5 or 10 minutes before you are ready for it. If you want the coffee to be as hot as possible when you drink it, should you pour in the room temperature cream right away or when you are ready to drink the coffee?
*July 14, 2011 by Kandi*

**Chemistry**

At a local convenience store, you purchase a cup of coffee, but, at 98.4oC, it is too hot to drink. You add 23.0 g of ice that is –2.2oC to 248 mL of the coffee. What is the final temperature of the coffee? (Assume the heat capacity and density of the coffee are the same as ...
*December 9, 2012 by xavier*

**Algebra**

Hot Java Coffee Company adverties their decaffeinated coffee as 97% caffeine free as compared to their regular caffeinated coffee. If a cup of coffee is 8 ounces, how many ounces of decaffeinated coffee would you have to drink to get the equivalent amount of caffeine found in ...
*November 2, 2010 by Bob*

**maths**

A coffee urn holds 12 litres when full. Harry fills coffee cups from the urn until the coffee runs out. A)How many 140ml cups of coffee can be filled from the urn? B)At the end there is not enough coffee left to fill a cup, Harry decides to drink it himself. How much coffee is...
*February 24, 2011 by Anonymous*

**Maths**

A coffee urn holds 12 litres when full. Harry fills coffee cups from the urn until the coffee runs out. A)How many 140mls cups of coffee can be filled from the urn? B)At the end there is not enough coffee left to fill a cup, Harry decides to drink it himself. How much coffee ...
*February 24, 2011 by Anonymous*

**MATH MIDDLE SCHOOL**

I love chocolate and coffee. I begin by making one cup of hot chocolate. I drink half of my cup and then I fill the cup with coffee. I stir the new mixture and drink half of the cup and then fill the cup again with coffee. I continue this pattern until I have consumed two full...
*October 10, 2011 by Help Please*

**math**

Of the 12 full-time mathematics faculty at a high school, five drink coffee and eight do not enjoy teaching 8 a.m. classes. How many faculty both drink coffee AND enjoy teaching at 8 a.m.
*February 16, 2010 by sam *

**biostatistics**

among coffee drinkers, men drink a mean of 3.2 cups per day with a standard deviation of 0.8 cups. Assume the number of coffee drinks per day follows a normal distribution. a. What proportion drinks 2 cups per day or more? b. What proportion drink no more than 4 cups per day? ...
*November 4, 2011 by natasha*

**Math Middle School**

Please help me solve this challenge problem: I love hot chocolate and coffee. I began by making one cup of hot chocolate. I drink half of my cup and then I fill the cup with coffee. I stir the new mixture and drink half of the cup and then fill the cup again with coffee. I ...
*October 11, 2011 by HELP PLEASE!!!!!*

**physics**

Your 300mL cup of coffee is too hot to drink when served at 87C. What is the mass of an ice cube, taken from a -20C freezer, that will cool your coffee to a pleasant 58C?
*November 27, 2008 by Anonymous*

**Chemistry/Calorimetry**

You buy coffee (200.0 ml) served in a styrofoam cup. You are up late working in a chemistry lab, and want to drink the coffee right away, but at 95.0 degrees C, it is too hot to drink. You like the temperature of your coffee to be 79.0 ± 1.0 degrees C. You decide that the ...
*February 23, 2012 by Jen*

**statistics**

Imagine that you are interested in whether there is a relationship between the amount of coffee people drink and the number of hours they sleep each night. Determine whether you expect a positive or a negative relationship between the cups of coffee people drink and the number...
*February 13, 2012 by Beverly*

**Stats**

1. In a study of caffeine and stress, college students indicate how many cups of coffee they drink per day and their stress level on a scale of 1-10. The data appear below. Number of Cups of Coffee Stress Level 3 5 2 3 4 3 6 9 5 4 1 2 7 10 3 5 = 3.88 X= 5.13 s = 2.03 s = 2.90 ...
*June 22, 2013 by Dee*

**statistics**

In a study of caffeine and stress, college students indicate how many cups of coffee they drink per day and their stress level on a scale of 1-10. The data appear below. Number of Cups of Coffee Stress Level 3 5 2 3 4 3 6 9 5 4 1 2 7 10 3 5 = 3.88 X= 5.13 s = 2.03 s = 2.90 ...
*November 25, 2013 by NAD*

**Math**

When you drink a cup of coffee or a glass of cola, or when you eat a chocolate bar, the percent, P, of caffeine remaining in your bloodstream is related to the elapsed time, t, in hours, by t=5(logP/log0.5). a) how long will it take for the amount of caffeine to drop to 20% of...
*May 21, 2009 by Jus*

**Math 9 **

My family went to starbucks. We ordered 3 drinks. My daughter's drink was .90 cents less than my drink and my sons drink was $2.20 more than my drink. The total bill was $12.90. How much was each drink? Use algebra. Please help me, thanx
*February 6, 2013 by Molly*

**Math 9**

My family went to starbucks. We ordered 3 drinks. My daughter's drink was .90 cents less than my drink and my sons drink was $2.20 more than my drink. The total bill was $12.90. How much was each drink? Use algebra. Please help me, thanx sorry I had to repost this question. i ...
*February 6, 2013 by Molly*

**Math 9**

My family went to starbucks. We ordered 3 drinks. My daughter's drink was .90 cents less than my drink and my sons drink was $2.20 more than my drink. The total bill was $12.90. How much was each drink? Use algebra. k so i did this: x+ (x-.90) + (x+2.20) = 12.90 how do you ...
*February 7, 2013 by Molly*

**statistics**

Faculty in the psychology department at APUS consume an average of 5 cups of coffee per day with a standard deviation of 1.5. The distribution is normal. How many cups of coffee would an individual at the 25th percentile drink per day? A. 4 B. 5 C. 6 D. 7
*August 15, 2012 by StudentD*

**Statistics: Percentile Rank**

A survey of college students was conducted during final exam week to assess the number of cups of coffee consumed each day. The mean number of cups was 5 with a standard deviation of 1.5 cups. The distribution was normal. A. What proportion of students drank 7 or more cups of ...
*October 18, 2011 by Joy Chapman*

**stats**

The per capita consumption of coffee by people in the United States in a recent year was normally distributed, with a mean of 24.2 gallons and a standard deviation of 8.1 gallons. What proportion of people in the U.S. drink more than 20 gallons of coffee a year?
*April 6, 2012 by jackie*

**physics**

A physical science student adds 500g of 0 degree C ice to 500g of 80 degree C coffee. What is the final temperature of the drink after thermal equilibrium is reached? How much of the ice was melted by the process? Assume coffee has same specific heat as water.
*July 17, 2011 by Heat*

**Math**

A store sells tea for $1.05, coffee for $1.35 and hot chocolate for $2.25. One day, the store sells 20250 drinks. 20 more coffee are sold than hot chocolate, and 30 more coffee are sold than tea. How much of each drink was sold?
*November 15, 2009 by Anonymous*

**statistics**

6. In a study on caffeine and stress, college students indicated how many cups of coffee they drink per day and their current stress level on a scale of 1 to 10. The table shows the survey results. Using a web-calculator, obtain the appropriate correlation coefficients. Number...
*June 2, 2011 by Carl*

**physics**

How many grams of coffee must evaporate from 350 g of coffee in a 100-g glass cup to cool the coffee from 95.0ºC to 45.0ºC ? You may assume the coffee has the same thermal properties as water and that the average heat of vaporization is 2340 kJ/kg (560 cal/g). (You may neglect...
*April 27, 2014 by Mohanad*

**MATH HELP**

A store sells tea for $1.05, coffee for $1.35 and hot chocolate for $2.25. One day, the store sells 20250 drinks. 20 more coffee are sold than hot chocolate, and 30 more coffee are sold than tea. How many of each drink was sold?
*November 15, 2009 by Anonymous*

**statistics**

Among coffee drinkers, men drink a mean of 2.8 cups per day with a standard deviation of 0.5 cups. Assume the number of drinking per day follows a normal distribution. What proportion drink 3 cups per day or more?
*February 20, 2012 by Bri*

**Math**

1. A customer comes into Pierre's and orders a random assortment of 6 danish. At the time she comes in, there are 26 danish sitting out: 12 raspberry, 8 cheese, and 6 cinnamon. Assume the danish are not replaced. a) What is the probability that the third and fifth danish ...
*November 10, 2013 by Cece*

**Algebra/Math**

A group of parents is going to sell specialty coffee drinks including espresso, lattes, cappuccinos and mochas. It cost $250 to rent the equipment, which is a fixed cost. Additionally, the ingredients for each drink (x) cost $0.25. Write an equation that shows the total cost ...
*October 25, 2011 by Kelly*

**Linguistics**

1. Wanted: Man to take care of cow that does not smoke or drink.” 2. “What looks better on a handsome man than a tux? Nothing!” These sentences may be lexically or structurally ambiguous. Paraphrase each in two ways.
*April 18, 2010 by ang*

**math**

I need to solve as an equation. A coffee merchant has coffee beans that sell for $9 per pound and $12 per pound. The two types are to be mixed to create 100 lb of a mixture that will sell for $11.25 per pound. How much of each type of been should be used in the mixture? Assume...
*August 8, 2007 by Lynn*

**Statistiscs**

Students in the psychology department consume an average of 5 cups of coffee per day with a standard deviation of 1.75 cups. The number of cups of coffee consumed is normally distributed. • What proportion of students consume an amount equal to or less than 6 cups a day? • How...
*August 28, 2012 by StudentD*

**Statistics: Calculate a Pearson's r**

In a study on caffeine and stress, college students indicated how many cups of coffee they drink per day and their stress level on a scale of 1 to 10. The data are provided in the following table. Number of Cups of Coffee 3, 2, 4, 6, 5, 1, 7, 3, 2, 4 Stress Level 5, 3, 3, 9, 4...
*October 18, 2011 by Joy Chapman*

**statistics**

A survey of college students was conducted during final exam week to assess the number of cups of coffee consumed each day. The mean number of cups was 5 with a standard deviation of 1.5 cups. The distribution was normal. a. What proportion of students drank 7 or more cups of ...
*October 20, 2011 by Scott*

**chem211**

A chemistry professor has a cup of coffee containing 50.0mL of room temperature coffee at 25.0C. The professor also has a new pot of hot coffee at temperature of 96.0C. What volume of hot coffee will the professor need to add to his cold coffee to reach the ideal drinking ...
*November 5, 2013 by beti*

**Statistics**

In a study of caffeine and stress, college students indicate how many cups of coffee they drink per day and their stress level on a scale of 1 to 10. The date follow: Number of Cups of Coffee 3,2,4,6,5,1,7,3 Stress Level 5,3,3,9,4,2,10,5 Calculate a Pearsons r to determine the...
*November 7, 2013 by Nicole*

**physics**

The "steam" above a freshly made cup of instant coffee is really water vapor droplets condensing after evaporating from the hot coffee. What is the final temperature of 200 g of hot coffee initially at 90.0°C if 2.00 g evaporates from it? The coffee is in a Styrofoam cup, and ...
*July 20, 2013 by Alice*

**physics**

The "steam" above a freshly made cup of instant coffee is really water vapor droplets condensing after evaporating from the hot coffee. What is the final temperature of 280 g of hot coffee initially at 90.0°C if 2.50 g evaporates from it? The coffee is in a Styrofoam cup, and ...
*July 21, 2013 by Eric*

**chemistry**

The average cooling rate of a cup of coffee is 24 °C per minute, and you can begin to sip the coffee when it is 60 °C. How long must you wait before you can begin to sip the coffee if the initial coffee temperature is 156 °C?
*September 5, 2014 by Abdul*

**Math**

Amanda received a 70 gift card for a coffee store. She used it in buying some coffee that cost 7.37 per pound. After buying the coffee, she had 25.78 left on her card. How many pounds of coffee did she buy?
*August 12, 2009 by Karl2472*

**physics**

The label on a soft drink states that 15 fl. oz (444 g) provides 170 kcal. The drink is cooled to 11.0°C before it is consumed. It then reaches body temperature of 37°C. Find the net energy content of the drink. (Hint: You can treat the soft drink as being identical to water ...
*July 26, 2012 by lanre*

**English**

1. Can I have something to drink? 2. Can I drink something to drink? 3. Can I get something to drink? 4. Can I take something to drink? ------------------ What is the meaning of 'have' in #1? 'Have' has a lot of meaning. Does 'have' mean 'drink'? What is the difference of the ...
*April 16, 2014 by rfvv*

**math 3**

coach kent brings 3 quarts of sports drink to soccer practice, he gives the same amount of the drink to each of his 16 players, how many ounces of the drink does each player get?
*February 12, 2014 by kimmy plus*

**Math**

Coach kent brings 3 quarts of sport drink to soccer practice. He gives the same amount of the drink to each of his 16 players. How many ounces of the drink does each player get?
*March 25, 2014 by Sarani*

**Statistics **

Each of 4 people is presented with gourmet coffee and ordinary coffee and asked to identify the gourmet coffee. None of the 4 can really tell the difference and are merely guessing. a.What is the probability that exactly 2 of the 4 correctly identify the gourmet coffee? b.What...
*February 11, 2013 by Steven *

**Statistics **

Each of 4 people is presented with gourmet coffee and ordinary coffee and asked to identify the gourmet coffee. None of the 4 can really tell the difference and are merely guessing. a.What is the probability that exactly 2 of the 4 correctly identify the gourmet coffee? b.What...
*February 11, 2013 by Steven *

**Statistics **

Each of 4 people is presented with gourmet coffee and ordinary coffee and asked to identify the gourmet coffee. None of the 4 can really tell the difference and are merely guessing. a. What is the probability that exactly 2 of the 4 correctly identify the gourmet coffee? b. ...
*February 11, 2013 by Steven *

**Statistics **

1. Each of 4 people is presented with gourmet coffee and ordinary coffee and asked to identify the gourmet coffee. None of the 4 can really tell the difference and are merely guessing. a. What is the probability that exactly 2 of the 4 correctly identify the gourmet coffee? b...
*February 12, 2013 by Kevin*

**geometry**

A conical scoop is used to remove coffee from the can an place it into a coffee maker. the scoop has a 1 inch diameter and a 2 inch height. if one level scoop is used to make each cup of coffee, how many cups of coffee can be made from a full 2-pound can of coffee? the can's ...
*March 8, 2012 by starlight18*

**5th grade math (word problems)**

I got these problems wrong in class. but, think i have the right answer now. Can you check? 1. Jim's mother made pizzas for his birthday. SHe sliced the pizzas into 50 slices. She served Jeff and his 7 guests the same number of slices and she ate the rest. How many pieces of ...
*March 9, 2013 by Alex*

**Physics 11th grade 'Heat'**

1) Nova, whose mass is 50.0 kg, stays out skiing for too long and her body temperature drops by 2.00 degree celsius . What is the amount of heat lost from Nova's body? (cHuman body= 3470 J/kg degre celcius) 2) Phoebe's insulated foam cup is filled with 0.150 kg of the coffee (...
*March 13, 2013 by Isis*

**Math**

At Uriah's coffee shop, the amount of ground coffee beans left in stock on a given days a function of the amount of coffee sold that day. If "c" is the number of cups of coffee sold, and "z(c)" is the number of ounces of ground coffee left in stock, then z(c)=50-c/7. How many ...
*August 5, 2013 by Paula*

**math 5th grade**

One morning, 8/9 of the customers at the diner ordered coffee. Regular coffee was ordered three times as much as flavored coffee. What fractional part of the customers orderd flavored coffee? I did it this way 8/9x3/1= 24/9=8/3 It is wrong so please show me how to do this ...
*February 10, 2011 by B*

**math**

Find the least common denominator for fractions with the given denominators of 6, 8 and 10. Explain also what the LCM for these numbers would be. (c).The average person drinks about 3 1/5 cups of coffee per day. If a person works 5 days a week for 50 weeks a year. Find how ...
*January 10, 2009 by rosland*

**math 5th grade**

One morning, 8/9 of the customers at the diner ordered coffee. Regular coffee was ordered three times as much as flavored coffee. What fractional part of the customers orderd flavored coffee? I did it this way 8/9x3/1= 24/9=8/3 I got 2 2/3 It is wrong so please show me how to ...
*February 12, 2011 by brain*

**Religion**

What does it mean by and how how does this passage communicate the real meaning of happiness? @_@ "Happy is the man who finds wisdom, and the man who gets understanding?" Proverbs 3:13 "He who despises his neighbor sins, But happy is he who is gracious to the poor." - proverbs...
*September 23, 2010 by Bobby*

**Algebra**

If 250 specialty coffee drinks were sold at the bake sale, what would the average cost per drink be given the equation .25x+250/x?
*October 26, 2011 by Kelly*

**Algebra II**

Among 100 coffee drinkers, 36 said that they preferred their coffee black and the rest did not prefer their coffee black to those who prefer non black coffee. Find a ratio for each of the following and write it as a ratio of integers in lowest terms. I do not know where to ...
*March 7, 2010 by Christopher*

**algebra**

a coffee shop mixed brazilian coffee worth $5 per kg with Turkish coffee worth $8 per kg. the mixture is to sell for $7 per kg. how much of each type of coffee should be used to make 300 kg of the mixture?
*April 3, 2012 by Anonymous*

**Pre AP Chemistry**

If I have a 1200 gram sample of a soft drink and it contains 180 grams of sugar, the percentage by mass of the sugar in the drink is 15%. If the sugar in the drink is sucrose (C12H22O11), how many grams of pure carbon can be obtained from decomposing all of the sugar in the ...
*February 22, 2011 by Lynn*

**algebra**

A coffee shop sells small cups of coffee and large cups of coffee. A small cup of coffee costs $2. A large cup of coffee costs $3. On Tuesday, the store sold a total of 155 cups of coffee for a total of $335. How many small cups of coffee did the store sell on Tuesday?
*May 7, 2013 by anna*

**Physical Science**

A 43.0 g silver spoon at 22.3°C is placed in a cup of coffee at 90.0°C. The spoon absorbs heat from the coffee to reach a temperature of 89.0°C. If the silver spoon placed in the coffee causes it to cool 0.89°C, what is the mass of the coffee?
*October 12, 2011 by Troyann Morvant*

**ENGLISH/JOURNALISM**

Read the following information and ask yourself what is the most important or interesting fact. Write a focus sentence identifying that newsworthy angle: a. The New England Journal of Medicine released a study today. The study says people who abruptly quit drinking coffee may ...
*January 26, 2012 by blaze*

**Language Arts**

I have to do some research of the poor in the Victorian Era. These are some things that I have to look for: 1. What kinds of programs were in existence to help the poor? 2. What was a poorhouse? 3. What was Debtor's prison? 4. Why were the poor, poor? Are there any websites ...
*November 7, 2010 by Anya*

**Statistics**

A coffee company wants to make sure that there coffee is being served at the right temperature. If it is too hot, the customers could burn themselves. If it is too cold, the customers will be unsatisfied. The company has determined that they want the average coffee temperature...
*March 15, 2012 by Rachel*

**Physics**

A thermos contains 150cm3 of coffee at 85° C. To cool the coffee, you drop two 10g ice cubes into the thermos. The ice cubes are initially at 0° C and melt completely. What is the final temperature of the coffee? Treat the coffee as if it were water. (See Table 12.2 and Table ...
*November 9, 2012 by Chase*

**Statistics**

In a study on caffeine and stress, college students indicated how many cups of coffee they drink per day and their current stress level on a scale of 1 to 10. Obtain the appropriate correlation coefficents.
*June 2, 2013 by Renee*

**math foundations 20**

How do I solve normal distribution word problems? Ex A manufacturer offers a warranty on it's coffee makers. The coffee makers have mean lifespan of 4.5 years, with standard deviation of 0.7 yeaes. For how long should the coffee makers be covered by the warranty, if the ...
*June 9, 2014 by Ayane*

**physics**

The label on a soft drink states that 11 fl. oz (325 g) provides 285 kcal. The drink is cooled to 12.0°C before it is consumed. It then reaches body temperature of 37°C. Find the net energy content of the drink. (Hint: You can treat the soft drink as being identical to water ...
*July 23, 2012 by Bruce*

**Driving School**

How can you consume alcohol and remain sober. Also what is the fomula for getting sober? 1) You can't, some humans are more tollerant. 2. That's easy, don't drink. How can passengers in your care impair your driving? If they're cutting up, making a lot of noise, and ...
*April 3, 2007 by Bryan*

**grammar**

can you tell me if sentence or not. 1the women made a cup of coffee. 2An addiction she had since her teen years. 3Never before starting her work day without coffee. 4But still wanted coffee
*December 3, 2012 by jojo*

**physics**

ssume all temperatures to be exact. A 0.240-kg coffee cup at 27∘C is filled with 0.200kg of brewed coffee at 96∘C. The cup and the coffee come to thermal equilibrium at 84∘C. Part A If no heat is lost to the environment, what is the specific heat of the cup ...
*April 23, 2014 by beti*

**English**

1. I drink a coke. 2. I drink a Coke. 3. I drink cola. 4. I drink a cola. 5. I drink a glass of coke. 6. I drink a glass of cola. (Which expressions are correct?) 7. My favorite food is seafood, rawfish, dumplings, salad, and live octopuses. (Is this sentence grammatical? Do I...
*April 11, 2009 by John*

**Maath**

A coffee shop mixes French roast coffee worth $9 per pound with Kona coffee worth $4 per pound. How much of each type of coffee was used in order to obtain 20 pounds of a mixture worth $5 per pound.
*February 27, 2010 by Lana*

**algebra**

A coffee company wants a new flavor of cajun coffee. how many pounds of coffee worth $10 a pound should be added to 20 pounds of coffee worth $4 a pound to get a mixture worth $5 a pound?
*January 22, 2011 by Doodle*

**math**

a coffee company wants a new flavor of cajun coffee. how many pounds of coffee worth $10 a pound should be added to 20 pounds of coffee worth $3 a pound to get mixture worth $6 a pound
*September 21, 2012 by bashi*

**English**

1. He works at/in the library. 2. He works at/in the town hall. 3. He works at/in the hospital. (Which preposition do I have to use? Are both OK? Which one is popular?) 4. I want to drink iced tea. 5. I want to drink ice tea. 6. I want to drink an iced tea. 7. I want to drink ...
*October 26, 2009 by Tom*

**english**

What do you think the poor old man may symbolize? (The Pardoner's Tale)
*January 29, 2008 by Maritza*

**english**

Identify the complete adjective clause and the omitted introductory word. Is he the man you saw at the coffee shop?
*June 9, 2011 by Daniel*

**algebra**

Mixture Problems Template – Price Problems Copy the problem from the lesson: 1. A store manager wishes to reduce the price on her fresh ground coffee by mixing two grades. If she has 50 pounds of coffee which sells for $10 per pound, how much coffee worth $6 per pound must she...
*November 17, 2010 by bianca*

**Another Commerical**

Ive done one on one of the prescription drugs, and I also want to do a complaint against the 5 hour Energy drinks because it isnt really healthy. The healthy choice is to get enough sleep, eat well, and do some exercise such as aerobics. I need to know who the advertiser of 5-...
*March 2, 2011 by Anonymous*

**economics**

1. (1 point) Consider two individuals considering how many iced coffee drinks to buy during the coming week. Person A is willing to pay a maximum of €10 for the first drink, €8 for the second, €5 for the third, and €1 for the fourth. Person B would be willing to pay a maximum ...
*September 27, 2012 by yalomami*

**Math(Easy Survey Please Help)**

I need 75 of these surveys filled out to do a regression analysis for Economics. Just answer the 10 easy questions for me please. 1. Do you exercise or work out on a regular basis? 2. Are you male or female? 3. Do you smoke? 4. How many carbonated soft drinks do you consume in...
*March 22, 2008 by Jake*

**English**

Determine the Narrator's perspective The huge man dropped his blankets and flung himself down and drank from the surface of the green pool. The small man stepped behind him. "Lennie!" he said sharply, got God sakes don't drink so much." Lennie continued to snort into the pool...
*April 4, 2014 by Anonymous*

**English**

1. He needs two canned foods. 2. He needs some 500 won coins and many 1,000 won bills. 3. He needs a map book and a tour book to use in the travel. 4. He needs a bottle of drink and a canned drink to drink during the trip. 5. He needs a sun block/sun screen to apply on the ...
*May 8, 2009 by John*

**Calculus**

A cone-shaped coffee filter is draining at a rate of 20 in^3 /min. The filter has a diameter of 8 inches. the radius of the filter is 2/3 the height. how fast is the coffee level falling when the coffee is 3 inches deep?
*May 20, 2012 by John*

**Physics**

5) An insulated Thermos contains 190 cm3 of hot coffee at 79.0°C. You put in a 11.0 g ice cube at its melting point to cool the coffee. By how many degrees (in Celsius) has your coffee cooled once the ice has melted and equilibrium is reached? Treat the coffee as though it ...
*November 14, 2010 by john*

**physics**

An insulated Thermos contains 140 cm3 of hot coffee at 89.0°C. You put in a 11.0 g ice cube at its melting point to cool the coffee. By how many degrees (in Celsius) has your coffee cooled once the ice has melted and equilibrium is reached? Treat the coffee as though it were ...
*December 4, 2011 by mar13*

**physics**

An insulated Thermos contains 140 cm3 of hot coffee at 89.0°C. You put in a 11.0 g ice cube at its melting point to cool the coffee. By how many degrees (in Celsius) has your coffee cooled once the ice has melted and equilibrium is reached? Treat the coffee as though it were ...
*December 4, 2011 by mar13*

**algebra**

A man (we'll refer to him as man 1) starts from his home at 8 A.M. and drives a steady rate of 50 MPH. An hour later a second man ( man 2) starts to follow him. Draw a graph to represent these facts. From the graph find when man 2 overtakes man 1. Okay, I imagined at 9 A.M. ...
*June 8, 2010 by Amal*

**English**

1. We should not eat and drink in the library. 2. We should not eat or drink in the library. (What is the difference between them?) 3. We should not both eat and drink in the library. (Does this mean that we can either eat or drink? Does #3 mean #1?) 4. We should neither eat ...
*March 19, 2010 by rfvv*

**Calculus**

Suppose you have a hot cup of coffee in a room where the temp is 45 Celcius. Let y(t) represent the temp. of coffee as a function of the number of minutes t that have passed since the coffee was poured a) write a differential equation that applies to newtons law of cooling. ...
*March 23, 2014 by Stuck in Math*

**Math**

Rachel spend $1.20 on her drink. She has now 1/3 of the amount of money that she had before she bought the drink. How much money did she have before she bought a drink?
*May 23, 2013 by May*

**Intergated chemistry/physics**

A 200 man is running 3 miles per hour and collides with a 125 pound man. If the larger man transfers all of his momentum to the smaller man, will the smaller man travel slower, faster or at the same speed as the larger man?
*October 4, 2012 by Laura*

**college statistics**

7. Mary goes into the supermarket. The probability that she buys (a) regular coffee is .30, (b) decaffeinated coffee is .40, and (c) that she buys both is .30. What is the probability that she buys regular coffee, decaffeinated coffee, or both?
*October 10, 2013 by shanice*

**Math**

An advertisement for a pineapple drink claims taht the drink contains 15%pineapple juice. How much pure pineapple juice would have to be added to 8 quarts of the drink to obtain a mixture containing 50% pineapple juice? This is a mixture problem. Pineapple drink + pure juice...
*December 14, 2006 by Regina*

**Calc**

A cup of coffee at 90 degrees celsius is put into a 30 degree celsius room when t =0 . The coffee's temperature, f (t ) , is changing at a rate given by f '(t )=-8(0 .8) t degrees celsius per minute, where t is in minutes. Estimate the coffee's temperature when t =10 :
*July 21, 2014 by Natalie*

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