Saturday

February 6, 2016
Number of results: 66,579

**chem**

500-g of hg (density=13.55-g/ml) poured into a 100-ml graduated cylinder, how much water would have to be added to fill the cylinder up to 100-ml mark?
*September 10, 2015 by rey*

**Chemistry (Orbital help needed)**

I just want to make sure I'm doing this right... (Numbers in brackets are the square roots or electrons) "How many orbitals are completely filled in an atom that has 12 electrons? The electron configuration is 1s[2]2s[2]2p[6]3s[2]?" It would be 2 right? I'm thinking it takes 1...
*October 22, 2008 by Robert*

**AP Chem**

Can someone please check these problems? 34. You fill a balloon with helium gas to a volume of 2.68 L at 23 degrees C and 789 mmHg. Now you release the balloon. What would be the volume of helium if its pressure changes to 632 mmHg but the temperature is unchanged? 3.35 L 38. ...
*November 12, 2008 by Anna*

**Physics**

A meter stick lies on the bottom of a 100 cm long tank with its zero mark against the left edge. You look into the tank at an angle of θ = 30°, with your line of sight just grazing the upper left edge of the tank, and height of the tank is 50cm. (a) What mark do you see ...
*February 8, 2013 by Cassie*

**statistics**

If the mean value of the weight of a particular brand of dog food is 20.6 lb and the standard deviation is 1.3, assume a normal distribution and calculate the amount of product produced that falls below the lower specification value of 19.7 lb.
*February 9, 2012 by tonja*

**Science/Math**

We have 30 grams of clay. We understand that Density=Mass/Volume. We understand that the Density of water is 1.0 and in order for the clay boat to float in the water Density needs to be less than 1.0. So my question is using 30 grams of clay what design will allow me to hold ...
*April 24, 2011 by Paul*

**math**

Tank 1 initial contains 70 L (liters) of water and 450 g of salt, while tank 2 initially contains 20 L of water and 200 g of salt. Water containing 10 g/L of salt is poured into tank1 at a rate of 1 L/min while the mixture flowing into tank 2 contains a salt concentration of ...
*February 6, 2009 by alice*

**Statistics**

A survey of 100 mayonnaise purchasers showed that 65 were loyal to one brand. For 100 bath soap purchasers, only 53 were loyal to one brand. a) Perform a two-tailed test comparing the proportion of brand-loyal customers at á=.05.b) Form a confidence interval for the difference...
*September 19, 2010 by Kim*

**math**

2. Tammy Monahan is considering the purchase of a home entertainment center. The product attributes she plans to consider and the weights she gives to them are as follows: Portability .1 Sound projection .6 Warranty .3 Tammy related the brands as follows: portability sound ...
*November 8, 2012 by scor*

**Chemistry**

How can you solve for a derived unit involving density? I dont know what you mean. Density is a derived unit, no mater what the units used are. Do you have an example of what you are doing? Yes. What is the mass of a sample of material that has a volume of 55.1 cm^3 and a ...
*January 18, 2007 by Whitney*

**math**

Suppose the weekly use of gasoline for motor travel by adults in North America is approximately normally distributed, with a mean of 14 gallons and a standard deviation of 6 gallons. What proportion of adults use more than 18 gallons per week?
*April 16, 2012 by Eliza*

**physics**

A theoretical gasoline engine runs with 76 percent efficiency. It is calculated that it expels 3.25*10^4 J of heat. a. Find the heat absorbed in one cycle. b. Find the work output in one cycle.
*March 17, 2007 by anonymous*

**Economics - Demand: Multiple Choice**

A switch on the part of the public from large cars to smaller cars should cause the demand curve for gasoline to tend _______________. a) not be affected b) shift to the right c) rise d) both b and c e) shift to the left I'm confused by this question because I'm not sure if ...
*March 5, 2008 by Anonymous*

**Math**

How many mL of gas does it take to fill a 16 gallon gas tank 1.06 L=1 qt 4qt=1 gal. I got 67840 mL. Is this correct? Thanks
*June 9, 2009 by Francine*

**maths**

a rectangular tank 30cm×20cm×12cm contains water to a depth of 6 cm.A metal cube of side 10 cm is placed in the tank with one face resting on the bottom of the tank.find the volume of the water in the litre must be poured in the tank so that the metal cube is just submerged in...
*December 1, 2015 by ambuj *

**Math**

Four hoses are filling a pool. The first hose alone would fill the pool in 4 hours while the second hose takes 6 hours. The third hose and the fourth hose each take 8 hours to fill the pool. How long would it take to fill the pool if all 4hoses are turned on?
*November 20, 2013 by Kristen*

**marketing**

I need some help determining the strengths and weaknesses of these brand names..... Girl Scout’s – Cookies- Their strength in the brand name is that they are recognized as a guide for young girls to be leaders of tomorrow, which is to empower young girls. Their brand name ...
*August 28, 2006 by Cher*

**MATH**

An inlet pipe can fill an empty pool in 3 hours. Another pipe can fill the same pool in 4 hours. How long will it take to fill the pool if both pipes are on? how would this equation be set up?
*September 25, 2008 by jennifer*

**Chem hw!**

1. What pressure would be needed to compress 25.1 mL of hydrogen at 1.01 atm to 25% of its original volume? 2. If the pressure on a 1.04-L sample of gas is doubled at constant temperature, what will be the new volume of the gas? 3. A 1.04-L sample of gas at 759 mm Hg pressure ...
*March 11, 2010 by Teisha*

**Chem hw!**

1. What pressure would be needed to compress 25.1 mL of hydrogen at 1.01 atm to 25% of its original volume? 2. If the pressure on a 1.04-L sample of gas is doubled at constant temperature, what will be the new volume of the gas? 3. A 1.04-L sample of gas at 759 mm Hg pressure ...
*March 11, 2010 by Teisha*

**chemistry**

I am having a hard time with this one not sure how to set up the problem. A gas can holds 1.7gal of gasoline. What is this quantity in cubic centimeters? I know that 1gal=3.785L I know that 1L=1000cm^3 I have tried 1.7gal*3.785L/1gal=6.4345cm^3. I just can not figure out what ...
*September 8, 2010 by will*

**Statistics**

The manufacturer of a new compact car claims the miles per gallon (mpg) for the gasoline consumption is mound-shaped and symmetric with a mean of 24.6 mpg and a standard deviation of 11.2 mpg. If 30 such cars are tested, what is the probability the average mpg achieved by ...
*April 23, 2013 by Terrance*

**statistics**

The manufacturer of a new compact car claims the miles per gallon (mpg) for the gasoline consumption is mound-shaped and symmetric with a mean of 24.6 mpg and a standard deviation of 11.2 mpg. If 30 such cars are tested, what is the probability the average mpg achieved by ...
*May 5, 2013 by james*

**5 grade math**

Min's fish are sick,and she wants to add medicine to the tank. The base of the fish tank measures 40 cm by 25 cm.The tank is filled with water to a height of about 20 cm.How many drops of medicine should Min add to her tank? Reminder:1L=1,000cm squared
*June 23, 2012 by Joe*

**Math**

Using my faucet, it takes 6 minutes to fill our water tank. Using my neighbor's hose, it takes 9 minutes. How long would it take if i used both the faucet and the hose?
*January 11, 2011 by Emileigh*

**math**

Min's fish are sick,and she wants to add medicine to the tank. The base of the fish tank measures 40 cm by 25 cm.The tank is filled with water to a height of about 20 cm.How many drops of medicine should Min add to her tank? Reminder:1L=1,000cm squared
*June 23, 2012 by Joe*

**Physics**

A mixture of gasoline vapor and air is placed in an engine cylinder. The piston has an area of 7.4 x 10^-3 m^2 and is displaced inward by 7.2 x 10^-2 m. If 9.5 x 10^5 Pa of pressure is placed on the piston, how much work is done during this process? Is work being done on or by...
*March 29, 2010 by Edward*

**Math**

An oil tank is the shape of an inverted right circular cone with the pointed end down. The tank is 15 feet tall and is 12 feet in diameter at the top. At 1:00pm, the tank has oil 5 feet deep in it. Oil is pouring in at 5 cubic feet per minute. To the nearest minutes, at what ...
*August 26, 2012 by KC*

**math**

A cubical water tank has each edge 5m long. Find the volume of water in the tank if 1/5th of the tank is empty. Pls help... Urgent***
*November 19, 2015 by adam*

**Math**

Consider a large water tank: If 3900L occupies 3/4 of the total capacity of the tank, how much water will the tank hold when it is full?
*December 13, 2015 by Leah*

**Physics**

A 30m high cylindrical water tank has a diameter of 14m. The tank is two-thirds full of water. What is the pressure at the bottom of the tank?
*February 19, 2014 by Olivia*

**Chemistry**

How much ice in grams would have to melt to lower the temperature of 58.2 g of water from 55.0 degrees C to 0 degrees C? Assume the density of water is 1.0 g/mL Any advice on how to tackle this problem would be appreciated. Thanks
*April 3, 2012 by Alex*

**chem-- delta H **

In your search for fuel to use after the reserves of gasoline dry up, you decided to analyze different compounds (2 hydrocarbons & an alcohol) by combustion. You independently combust methane (CH4), ethane (CH3CH3), and ethanol (CH3CH2OH) at 298 K and 1 atm. What is teh delta ...
*October 23, 2013 by Emma *

**Business**

I'm writing a paper on the gasoline industry, specifically on how the general environment (i.e. demographics) and task environment (i.e. suppliers, distributors, customers, etc.) affect an organization within the industry (i.e. BP, Shell, Exxon-Mobil, etc). While an ...
*July 23, 2011 by Steve*

**physics**

a pump fills a tank of capacity 300 m^3 in 5 hours.the tank is situated at a height of 20 m.if the efficiency of the tank is 65%. then calculate the power of the engine which has driven the pump.
*September 10, 2014 by Anonymous*

**probabilities**

A brand name has 50% recognition rate. Assume the owner of the brand wants to verify that rate by beginning with a small sample of 6 randomly selected consumers. How would you do the binomial probability formula can be used to find the simple binomial probabilities for n = 6 ...
*February 19, 2015 by slomomo*

**math**

The gas tank in Micheal's car can hold 18.0 gallons. If the tank currently contains 5.5 gallons, what fraction of the tank is full?
*February 16, 2011 by leila*

**Maths**

A cylindrical tank has the dimensions a 100cm and 140cm ,if the tank is filled with 275 liters of water what is the depth of water in the tank
*June 16, 2015 by Andre*

**Math**

Jim can fill a pool in 30 min, sue can do it in 45 min, Tony can do it in 90min, how long would it take all three to fill the pool together? How would i figure this out?
*June 28, 2012 by Anonymous*

**Calculus 2**

An underground tank full of water has the following shape: Hemisphere - 5 m radius. at the bottom Cylinder - radius 5 m and height 10m in the middle Circular cone radius 5 m and height 4 m at the top The top of the tank is 2 m below the ground surface and is connected to the ...
*November 10, 2010 by Amy*

**Science**

find the density of the two rocks. The jagged rock has a mass of 56 grams. this rock therefore has a density of ?
*September 22, 2011 by Anonymous*

**Chem**

Based on the number of atoms per unit cell and the mass of the atom, the mass of the unit cell can be calculated. The density of the unit cell and the material as a whole can be determined from the mass and the volume of the unit cell as. D= M/V The usual units of density are ...
*January 16, 2009 by Juliee*

**chemistry........help!! =)**

One brand of laundry bleach is an aqueous solution containing 4.00% sodium hypochlorite (NaOCl) by mass What is the molarity of this solution? (Assume a density of 1.02 g/mL .)
*December 8, 2010 by Lisa, Help needed!*

**science**

what will be the law of conversion of a) 65 grams 70 grams b) magnesium + oxygen = magnesium oxide 45 grams ? grams 80 grams c) sodium hydroxide + hydrochoride acid 40 grams 36.5 grams sodium chloride + water ? grams 18 grams
*August 4, 2012 by Magaly*

**Chemistry**

The thermite reaction was used to weld rail ties together. If 15.0 grams of aluminum were used, how many grams of ferric oxide would be required? How many grams of molten iron would forma?
*November 23, 2014 by Step*

**math**

Sean's truck has a 12-gallon gas tank. He just put 3 gallons of gas into the tank. Is this equivalent to a third of a tank? if not, what amount of gas is equivalent to a third of a tank?
*March 30, 2011 by Amy*

**Physics**

A metal tank with volume 3.10 L will burst if the pressure of the gas it contains exceeds 100 atm. (a) If 11.0 mol of an ideal gas is put into the tank at a temperature of 23.00C, to what temperature can the gas be warmed before the tank ruptures? You can ignore the thermal ...
*February 25, 2010 by Baker*

**math**

a rectangular tank,50cm long and 30cm wide,contains water upto a height of 9 cm.a box of dimensions 25cm,25cm,20cm is not placed in the tank so that its square faces rest on the bottom of the tank. the quantity of the water that must be poured into the tank in order to just ...
*October 28, 2015 by madhulika*

**STAT - Please check answer**

In a study, nine tires of a particular brand were driven on a track under identical conditions. Each tire was driven a particular controlled distance (measured in thousands of miles), and afterward the tread depth was measured. Tread depth is measured in “mils.” Here, 1 mil is...
*February 24, 2014 by Tracy *

**chem**

what is the molality of a solution of 50.0 grams of propanol in 152 mL water if the density of wate is 1.0 g/mL and the density of the solution is 0.78 g/mL
*February 12, 2011 by paula*

**Statistics**

The level of nitrogen oxides (NOX) in the exhaust of a particular car model varies with mean 0.9 grams per mile and standard deviation 0.15 grams per mile . (a) What sample size is needed so that the standard deviation of the sampling distribution is 0.01 grams per mile ?
*January 12, 2012 by Terra *

**physics**

An automobile moving at a constant velocity of 15 m/s passes a gasoline station. Two seconds later, another automobile leaves the station and accelerates at a constant rate of 2 m/s^2 in the same direction as the 1st automobile. How soon does the 2nd automobile overtake the ...
*December 16, 2013 by caisip*

**Chemistry**

If the column of water in the water barometer fore to a height of 35ft, what would the atmospheric pressure be in mm Hg? mmH20X(density of water/density of Hg)= mmHg Density of water=0.99707 Density Hg=13.5340
*February 11, 2011 by Brian*

**Math**

Byron’s house has a roof with dimensions shown. (Roof: 1m Height, 7m Hypotenuses, 12m length) He knows that the average rainfall in his suburb is 30cm per year. Byron would like to install a cylindrical rainwater tank to hold the water that runs off the roof. The tank is to be...
*June 14, 2015 by Alex*

**math**

Which situation describes a correlation that is not a casual relationship? 1 The rroster crows, and the sun rises. 2 The more miles driven, the more gasoline needed. 3 The more powerful the microwave, the faster the food cooks. 4 The faster the pace of a runner, he quicker the...
*June 12, 2009 by Anonymous*

**Physics (College)**

Driving on asphalt roads entails very little rolling resistance, so most of the energy of the engine goes to overcoming air resistance. But driving slowly in dry sand is another story. If a 1200 kg car is driven in sand at 5.2 m/s, the coefficient of rolling friction is 0.06. ...
*November 26, 2011 by Set11*

**physics**

Write the energy transformation equation for each situation Fireworks explodes An arrow is shot off a bow and flies through the air A paved driveway feels hot on a clear ,sunny day A camper raises an axe to chop a chunk of wood A lawn mower with a gasoline engine cuts a lawn
*April 12, 2012 by Melissa*

**sciencee**

1. What pressure would be needed to compress 25.1 mL of hydrogen at 1.01 atm to 25% of its original volume? 2. If the pressure on a 1.04-L sample of gas is doubled at constant temperature, what will be the new volume of the gas? 3. A 1.04-L sample of gas at 759 mm Hg pressure ...
*March 9, 2010 by Teisha*

**Finance**

Brand advertising is offered a 3/10 net 40 trade discount by its supplier. In the past Brand has been able to get away with paying for supplies on credit in 60days. since it doesnt have money on hand to take advantage of discount, it tries to negotiate a loan with portland ...
*July 19, 2015 by Donna Claire*

**Physics**

A tank of water has been outdoors in cold weather, and a slab of ice 5.8 cm thick has formed on its surface (Fig. 18-46). The air above the ice is at -14°C. Calculate the rate of formation of ice (in centimeters per hour) on the ice slab. Take the thermal conductivity of ice ...
*January 12, 2012 by Bobby*

**algebra**

A cylindrical oil tank is 2/5 full. If 9 more liters are added, the tank will be 5/8 full. What is the capacity of the tank?
*March 1, 2012 by Gloria*

**law**

Ron supervises delivery of flowers for a wholesale distributor of fresh flowers, Flowers. Inc. In order to accommodate one of the company’s best customers, Ron offers to immediately rush a delivery of fresh peonies. All of the delivery trucks are currently out on delivery. Ron...
*February 2, 2014 by Anonymous*

**Physics**

A primitive diving bell consists of a cylindrical tank with one end open and one end closed. The tank is lowered into a freshwater lake, open end downward. Water rises into the tank, compressing the trapped air, whose temperature remains constant during the descent. The tank ...
*November 11, 2014 by Jason*

**chemistry**

If 1.20 grams of sodium metal are reacted with 4.00mL of water, how many grams of NaOH will be produced (density of water= 1.00g/mL)
*September 21, 2009 by Andy*

**Physics**

This is based off of the paper "Scaling -- The Physics of Lilliput", but I think the following questions can be answered out of context: 1. Based on the Lilliputian reading: A) A rectangular water tank is supported above the ground by 4 pillars 5.0 cm long whose diameters are ...
*September 9, 2014 by Emily*

**math**

After 75 gallons of oil are removed from a cylindrical thank, its level is lowered from 1/6 to 1/7 of its capacity. How many gallons should now be added to the tank to fill it?
*May 23, 2014 by Rabie*

**chemistry 2**

What is the molality of a solution that has 80 grams of Benzoic Acid dissolved in 400 mL of ethanol. The density of ethanol is .789 grams/moles
*November 11, 2010 by MICHELLE*

**geometry **

The density of a block of wood is 0.78 grams per cubic centimeters. What is the volume of the block if its mass is 28.8 grams?
*February 18, 2011 by mariah *

**college math**

A survey indicated that 3 out of 5 doctors use brand x aspirin. If 2000 doctors were surveyed how many used brand x? please show me how to solve this ?
*November 15, 2015 by LISA COLLEGE MATH*

**math**

Which has the lower unit price? Soap. brand A:$1.34 for 3 bars. brand B:$1.44 for 4 bars. i think it is b.
*March 16, 2010 by candance*

**ChemistryDrBob222**

Concentrated sulfuric acid is 18.4 molar and has a density of 1.84 grams per milliliter. After dilution with water to 5.20 molar the solution has a density of 1.38 grams per milliliter. This concentration of H2SO4 is often used in lead storage batteries(like a car battery). 1....
*January 13, 2011 by Kevin*

**Finance**

Brand Advertising is offered a 3/10 net 40 trade discount by its supplier. In the past Brand has been able to ger away with paying for supplies on credit in 60 days. Since it doesn't have money on hand to take advantage of the discount, it tries to negotiate a loan with ...
*April 14, 2012 by Alison*

**Math**

How would you do this problem? At the beginning of the year, the price of gasoline is $1.05 per gallon. The price increased $0.05 per gallon each week for the next 5 weeks. The price then decreased $0.07 per gallon for the next 3 weeks. Find the difference between the cost of ...
*August 26, 2008 by Jillian*

**Chemistry I**

A scuba diver's tank contains 0.23 kg of O2 compressed into a volume of 3.5 L. (a) Calculate the gas pressure inside the tank at 11°C. ________atm (b) What volume would this oxygen occupy at 20°C and 0.92 atm? ________L what are the formulas for this problem?
*May 17, 2009 by Elizabeth*

**buisness**

I want a project on 'case study on soft drinks' of about 30 pages which should include information abou history,nature of soft drinks, process of manufacturing and a casestudy on a particular softdrink brand
*December 15, 2013 by yash*

**physics**

A gasoline engine runs with 28 percent efficiency. It expels 3.60x10^4 J of heat in each cycle. a. Find the heat absorbed in one cycle. 128,571.4????? b. Find the work output in one cycle.
*February 19, 2007 by anonymous*

**Economics**

Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of unleaded gasoline. They estimated that in mass production the car would cost $40,000 per unit to build. The engineers argued that Congress should for U...
*July 6, 2009 by Johnny*

**calculus**

A cylindrical tank is to have a capacity of 1000 m³. It is to fit into a foundry that is 12 m wide with a height of 11 m. The base of the tank will cost half as much as the top. The metal for the side of the tank will cost four fifths as much as the top. An equation that can ...
*July 22, 2015 by nal*

**chemistry**

How would this problem be worked using dimensional analysis? Answer is 1.32g and I can work it (.900/13.6) * 20 = 1.32 But i need it in dimensional analysis and the hint was to first find volume of mercury. How many grams of alcohol with a density of 0.900 g/cm3 will have the ...
*May 25, 2015 by Rachel*

**English**

1. They are wearing brand name shoes. 2. They are wearing brand-name shoes. 3. They are wearing name brand shoes. 4. They are wearing anme-brand shoes. (Which one is correct?)
*October 23, 2012 by rfvv*

**chemistry 30**

Catalytic converters in automobiles are used a. only to burn uncombusted gasoline b. only to convert carbon monoxide to carbon dioxide c. only to convert nitrogen oxides to nitrogen and oxygen d. all of the above
*December 30, 2011 by Tucker*

**chem**

consider a mixture of air and gasoline vapor in a piston. original V is 30cm^3. if the combustion of misture releases 985J energy, to what volume will the gases expand against a constant pressure of 655 torr if all energy of combustion is converted into work ro push back the ...
*November 20, 2007 by mel*

**Chemistry**

Ethanol, C2H5OH or C2H6O, is mixed with gasoline and sold as gasohol. Given the following thermo-chemical reaction, calculate the kilograms (kg) of CO2 produced when enough ethanol is combusted to provide (or give off) 369 kJ of heat: C2H5OH (l) + 3 O2 (g) --> 2 CO2 (g) +3 ...
*July 12, 2011 by Robert*

**Physics Needy Help**

A tank of water has been outdoors in cold weather, and a slab of ice 5.8 cm thick has formed on its surface (Fig. 18-46). The air above the ice is at -14°C. Calculate the rate of formation of ice (in centimeters per hour) on the ice slab. Take the thermal conductivity of ice ...
*January 12, 2012 by Bobby*

**equations**

I am not great at equations... I keep practicing and working these problems and questions out but I always seem to get different answers can someone please guide me on how or tell me the correct way to work these problems out>> The linear equation y=0.15x + 0.79 ...
*October 25, 2009 by Anonymous*

**equations**

I am not great at equations... I keep practicing and working these problems and questions out but I always seem to get different answers can someone please guide me on how or tell me the correct way to work these problems out>> The linear equation y=0.15x + 0.79 ...
*October 25, 2009 by Anna*

**Word Problems**

If your car gets 18 miles per gallon of gasoline, how many pints of gas will you need to take a 698- mile trip? I no that 1pt = 480ml and 1g= 3840 ml so do I x 18 miles per gallon by the amount of pints in a gallon?
*July 22, 2011 by Rina*

**math**

You drive 15 miles each way to go to work. Your car gets 18 miles per gallon and gasoline in your town costs $2.50 per gallon. How much money will it cost you to get to and from work for one five-day work week
*August 21, 2011 by joshu*

**Economics**

Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of unleaded gasoline. They estimated that in mass production the car would cost $40,000 per unit to build. The engineers argued that Congress should force...
*March 17, 2010 by John*

**Math**

A swimming pool size is 42 m long and 55 m wide with an average depth of 7.5 m. Using the density of water as 1 g/ml: A. how many gallons of water fill the pool B. The weight of water in lbs after the pool is full C. How long will it take to fill the ppol if a pump fills the ...
*September 27, 2013 by wendy*

**math check**

Would some please check these and see if I am doing them right thank you 1. Gasoline is about $2 per gallon. You use about 1 1/2 gallons each day driving to and from work. How much should you budget for gasoline over the next month (about 20 workdays)? Answer 1 1/2 x $2.00 = $...
*January 5, 2007 by tara*

**Calculus and vectors**

A cylindrical tank is to have a capacity of 1000 m³. It is to fit into a foundry that is 12 m wide with a height of 11 m. The base of the tank will cost half as much as the top. The metal for the side of the tank will cost four fifths as much as the top. An equation that can ...
*January 22, 2014 by Annie*

**Calculus - Find volume of cylinder**

There is a cylindrical tank lying horizontally on the ground, its diameter is 8 feet, and length is 25 feet, the depth of the water currently in the tank is 2 feet. (1 gallon=231 cubic inches) How many gallons of water are in the tank? How many gallons of water will it take to...
*May 15, 2007 by Ashely*

**managerial economics**

Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of unleaded gasoline. They estimated that in mass production the car would cost $40,000 per unit to build. The engineers argued that Congress should force...
*February 16, 2008 by jean*

**managerial economics**

Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of unleaded gasoline. They estimated that in mass production the car would cost $40,000 per unit to build. The engineers argued that Congress should force...
*February 18, 2008 by jean*

**physics**

My answer doesn't make sense. I will show question then my work: A city holding tank for water sits 20 m above the city. If a house was on fire 15 m away from the base of the holding tank, and the tank was originally filled to a depth of 15 m, to what depth would firefighters ...
*September 24, 2015 by Jackie*

**physics**

My answer doesn't make sense. I will show question then my work: A city holding tank for water sits 20 m above the city. If a house was on fire 15 m away from the base of the holding tank, and the tank was originally filled to a depth of 15 m, to what depth would firefighters ...
*September 24, 2015 by Jackie*

**Science**

Ethanol has a density of 0.789 grams per centimeter ubed. How many cubic centimeters of ethanol must be poured into a graduatedcylinder to equal 30.3 grams?
*October 4, 2009 by Wanda*

**Algebra 2 **

The cows at the evaleen dairy produce enough milk to fill a 4800 gallon tanker truck each day. The milk is then hauled to processing plant where it is put into smaller storage containers and then used to fill gallon jugs that are delivered to local stores. The storage ...
*October 25, 2015 by Aria *

**Algebra 2 **

The cows at the evaleen dairy produce enough milk to fill a 4800 gallon tanker truck each day. The milk is then hauled to a processing plant where it it put into smaller storage containers and then used to fill gallon jugs that are delivered to local stores. The storage ...
*October 28, 2015 by Health *