Sunday

February 7, 2016
Number of results: 138,018

**Calculus**

Your Porsche's gas mileage (in miles per gallon) is given as a function M(x) of speed x in miles per hour. It is found that M'(x) = 3,600x−2 − 1/ (3,600x−1 + x)2. Estimate M'(10), M'(60), and M'(90). (Round your answers to seven decimal places.) M'(10) = mpg/...
*September 17, 2013 by Justin*

**3rd garde math**

seth bikes 3 miles in 10 minutes and 30 miles in 100 minutes. How many miles does seth bike in 1000 minutes
*March 4, 2015 by Anonymous*

**Algebra**

A car rental company charges $24 per day plus $0.75 per mile driven. a) Let C = total cost; D = number of days and M = number of miles b) Write the equation for the total cost in terms of C, D and M c) Use the equation to determine the total cost for a customer who rented the ...
*December 4, 2012 by Randy*

**6th grade math**

a dog can run as fast as 39.35 miles per hour.without calculating,would about 12,14,or 16 be a reasonable answer for the number of miles a dog could run at this rate in 0.4 hour?Explain your reasoning.
*September 18, 2011 by Kate*

**Mathematics**

Two cars drive from town A to town B at constant speeds. The blue car travels 25 miles per hour and the red car travels 60 miles per hour. The blue car leaves at 9:30 am and the red car leaves at noon. The distance between the two towns is 150 miles. Who will get there first? ...
*May 29, 2015 by Stephanie*

**math**

A boy travels on his bicycle at the rate of 6 miles per hour and his sister on hers at the rate of 5 miles per hour. They start at the same time and place and travel over the same road in the same direction. After traveling for 3 hours, the boy turns back. How far from the ...
*July 17, 2013 by vincent*

**algerbra**

A taxi company charges $2.40 for the first mile and $1.20 per mile for each additional mile. How much would the bill be for a 15 mile trip?
*March 16, 2014 by mark ingram*

**Science**

Two Cars A car leaves San Francisco, traveling east at 65 miles per hour. The driver takes a bathroom break of 15 min every 3 hours. Another car departs New York City at the same time, traveling at 60 miles per hour. This driver takes a bathroom break of only 10 minutes every ...
*June 21, 2007 by Daniell*

**saxon 65**

how many minutes is one third of an hour An hour is 60 minutes. What is one third of 60 minutes? I hope this helps. Thanks for asking. 20
*August 28, 2006 by olivia*

**math**

If you're currently making $6.75 per hour and you're offered a new job that pays $7.47 per hour, how much more would you make per hour at the new job? A.$.28 B.$.72 C.$1.28 D.$1.72
*July 8, 2015 by tina*

**Algebra I**

Use one unit multiplier to write the expression needed to convert 42 meters to centimeters? It also said;Do not carry out the actual multiplication. So do I just write my answer 42m over 1 x 100cm over 1m? Thank You for your help.
*October 29, 2014 by Nancy*

**math**

last week Ann ran 27 miles less than Jen. Ann ran 19 miles. How many miles did Jen run?
*March 25, 2012 by rob*

**math**

last week bre ran 28 miles more than heather. bre ran 35 miles. how many miles did heather run?
*March 25, 2012 by rob*

**math**

Tom and kate live 15 miles apart they decide to jog to meet eachother kate left her house and jogged at a rate of 2.5 miles per hour tom left his house at the same time and jogged at a rate of 3.5 miles per hour how long does it take for the two friends to meet? how far will ...
*January 30, 2012 by Anonymous*

**math**

A rental truck costs $50 plus $0.50 (67) per mile. (a) Write an equation that gives the cost C of driving the truck x miles. (b) Use the intersection-of-graphs method to determine the number of miles that the truck is driven if the rental cost is $80. (c) Solve part (b) ...
*May 22, 2013 by Anonymous*

**math**

A rental truck costs $50 plus $0.50 (67) per mile. (a) Write an equation that gives the cost C of driving the truck x miles. (b) Use the intersection-of-graphs method to determine the number of miles that the truck is driven if the rental cost is $80. (c) Solve part (b) ...
*May 22, 2013 by Anonymous*

**math**

Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
*January 12, 2013 by Larry*

**math**

Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
*January 12, 2013 by Larry*

**math**

Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
*January 12, 2013 by Larry*

**math**

Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
*January 13, 2013 by Larry*

**help**

In your socks assignment, create 5 scenarios, in which your hourly pay rate and the socks per hour change: the current "child labor" scenario ($0.25 per hour, 4 socks per hour) "GM employees " ($63,6) "Weedheads" ($5,1) "McDonalds employees" ($8,8) "Philippinos" ($3,30) We ...
*July 23, 2011 by cass*

**math!!!**

can you please check my work 19mm=? m ?=.19??? .017km=? cm ?=1700? 61500cm/min =? km/h ?=.615? thank youuu! .019 (missed a decimal space) 1700 is correct The last one is a little trickier. First, figure out how many km per minute you are moving: .615 km/minute Since that is ...
*April 21, 2007 by George*

**algebra**

. If you enter Interstate 40 at mile marker 23 in Sayre, Oklahoma, how far would you need to travel to reach mile marker 125 in El Reno, Oklahoma? After reaching El Reno, you might worry that your vehicle is running low on fuel. You know that your vehicle can travel 32 miles ...
*February 17, 2011 by Carly*

**Math Word Problem**

A metra commuter train leaves Union Station in Chicago at 12 noon. Twp hours later an Amtrak train leaves on the same track, traveling at an average speed that is 50 miles per hour faster than the Metra train. At 3PM the Amtrak train is 10 miles behind the commuter train. How ...
*September 16, 2010 by amy*

**pyramids**

a car travels 35 km in the first 20 minutes, 43 km in the second 30 minutes and 19 km in the last 18 minutes of a trip. what is the average speed in Km/mn?
*January 8, 2011 by Eloise*

**math**

if it took jeff 14 minutes to drive 10 1/2 mile how long will it take him to travel 23 miles?
*April 17, 2013 by jack*

**Conversion again (3 question finish-up)**

Hello, Ms.Sue helped me with the last question, but I did not get it. I have 3 questions and I would like to solve it step by step to the answer. Can you help me? 1. ) .85 meters/minute = _____ kilometers/second 2.) 80 ft/s = ____ mile/hour 3.) 12 meters/hour = _____ ...
*October 10, 2014 by Help please*

**math**

The winner in a recent Los Angeles Marathon ran the 26-mile race in 2.23 hours. How many yards per minute did he run?
*September 28, 2012 by michael*

**statistics**

It appears to people who are mildly obese are less active than leaner people. One study looked at the average number of minutes per day that people spend standing or walking. Among mildly obese people, minutes of activity varied according to the N(373,67) distribution. Minutes...
*September 12, 2011 by Darcy*

**algebra please help**

If you enter Interstate 40 at mile marker 23 in Sayre, Oklahoma, how far would you need to travel to reach mile marker 125 in El Reno, Oklahoma? After reaching El Reno, you might worry that your vehicle is running low on fuel. You know that your vehicle can travel 32 miles per...
*February 17, 2011 by Carly*

**Math**

Math Question: winning time of a marathon is 1 hour, 24 minutes and 11 seconds... How do I find the average speed?
*February 5, 2013 by Emmanuel*

**mathmatics**

how much is one acre i cant find out and i want an exact answer because all the things online say between this number and that number and it bothers me so please tell me what the answer is so i can go back to my school and feel confedent bye bye and yes i am a tomboy Type this...
*November 27, 2006 by Haley*

**math**

A ship left at 9:00 am going 10 miles per hour on a course. Another ship left at noon on the same course going 15 miles per hour. At what time did the second ship overtake the first ship?
*May 19, 2011 by Robyn*

**Science 6 th grade**

Can you plz check this :0 True/False 1. Kilometers per hour describes the speed of an object. (1 point) true false * Multiple Choice 2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? (1 point) an airplane flying...
*May 4, 2015 by Stephanie*

**Math**

Which is performing more efficiently? A car getting 12 km per liter of gas or one getting 25 miles per hour?
*March 19, 2008 by Mike*

**Please Revise(short paper)**

Physical Education has been an extremely tough class, but I it has done me some justice. Despite how tough and painful it was, it all payed off in the end. Before this class started, running a mile seemed like the toughest task anyone could ever ask. Through extremely tough ...
*December 11, 2011 by Bryce*

**Algebra!Problem Solving!PLZ HELP!**

Sunset rents an SUV at $21.95 plus $0.23 per mile. Sunrise rents the same vehicle for $24.95 plus $0.19 per mile. For what mileage is the cost the same? This means that one cost equals the other. Let X stand for the number of miles. Thus the basic cost plus the mileage costs ...
*November 5, 2006 by Matthew*

**Algebra**

Briana can row 4 miles per hour is still water. It takes as long to row 8 miles upstream as 24 miles downstream. How fast is the current?
*January 14, 2014 by Urgent*

**algebra**

If you enter Interstate 40 at mile marker 23 in Sayre, Oklahoma, how far would you need to travel to reach mile marker 125 in El Reno, Oklahoma? After reaching El Reno, you might worry that your vehicle is running low on fuel. You know that your vehicle can travel 32 miles per...
*February 13, 2011 by kathy*

**algebra**

If you enter Interstate 40 at mile marker 23 in Sayre, Oklahoma, how far would you need to travel to reach mile marker 125 in El Reno, Oklahoma? After reaching El Reno, you might worry that your vehicle is running low on fuel. You know that your vehicle can travel 32 miles per...
*February 14, 2011 by kathy*

**algebra**

If you enter Interstate 40 at mile marker 23 in Sayre, Oklahoma, how far would you need to travel to reach mile marker 125 in El Reno, Oklahoma? After reaching El Reno, you might worry that your vehicle is running low on fuel. You know that your vehicle can travel 32 miles per...
*February 14, 2011 by kathy*

**algebra**

If you enter Interstate 40 at mile marker 23 in Sayre, Oklahoma, how far would you need to travel to reach mile marker 125 in El Reno, Oklahoma? After reaching El Reno, you might worry that your vehicle is running low on fuel. You know that your vehicle can travel 32 miles per...
*October 5, 2011 by hannah*

**trig**

A satellite is in geostationary orbit 22,500 miles above the earth. IF the radius of the earth is 3,960 miles, how fast is the satellite moving in miles per day? How fast is the satellite moving in miles per hour?
*December 11, 2011 by shawna*

**Pre-Calc/Trigonometry**

You place a cup of 205oF coffee on a table in a room that is 72oF, and 10 minutes later, it is 195oF. Approximately how long will it be before the coffee is 180oF? Use Newton's law of cooling: 1 hour 25 minutes 15 minutes 45 minutes
*December 30, 2014 by Anonymous*

**math**

Freddie Fast can make 6 4/5 chairs per hour on a furniture assembly line. Warren Weary makes 4 1/2 chairs per hour. In a 10-hour shift, how many more chairs does freddie make than warren? and if i may i would also like a small explanatation please i just done get it and thank ...
*March 12, 2010 by edward*

**math**

An airplane flying against the wind travels 100 miles in the same amount of time it would take the same plane to travel 140 miles with the wind. If the wind speed is a constant 40 miles per hour, how fast would the plane travel in still air?
*October 10, 2012 by lance*

**math question**

Bob Rodriquez, the Albany, NY sales representative for Advanced Drafting Software, Inc., must attend the regional sales meeting in New York City. Unfortunately, his car is in the shop so he must make other travel arrangements to reach his destinationOne option is to take a ...
*October 6, 2008 by sherri*

**Math**

8. Sylvia is training for a triathlon. she cycles 6.25 km in 25 min. a) What is her average speed, in kilometres per hour? b) Solve a proportion to determine how long she would take to cycle 40 km. Us the speed in part A)
*May 6, 2014 by Annadona*

**MATH PLEASE im begging HELP!!!!!**

What is 900 feet per day converted into yards per hour? A. 12.5 yards per hour B. 37.5 yards per hour C. 112.5 yards per hour D. 7200 yards per hour
*January 30, 2013 by Wild*

**calc**

15. Given ensuing information, determine the least cost and the least cost mix of on- and off-shore pipe. • • • • The intake facility is in the water 2 miles vertically north of the shoreline The water filtration plant is on land 1 mile vertically south of the shoreline The ...
*May 8, 2013 by Ryan*

**calculus**

Given ensuing information, determine the least cost and the least cost mix of on- and off-shore pipe. -The intake facility is in the water 2 miles vertically north of the shoreline -The water filtration plant is on land 1 mile vertically south of the shoreline -The intake and ...
*May 8, 2013 by James*

**Algebra**

If Patrick walked one mile in an hour and a half and Rodney walked the same mile in an hour, how much faster was Rodney walking than Patrick?
*August 5, 2015 by rodney*

**Quantitative methods**

Hostis sent a car company charges 45 dollars per day plus 40 cents per mile for a compact car, and gasoline costs 1.19 dollars per gallon. If the car gets 25 miles per gallon of gasoline, how many miles can the driver travel each day on a budget of 100 dollars
*March 3, 2012 by Anonymous*

**physics**

Driving along a crowded freeway, you notice that it takes a time t to go from one mile marker to the next. When you increase your speed by 4.5 mi/h, the time to go one mile decreases by 12 s. What was your original speed?
*September 29, 2011 by Pili*

**physics**

An automobile travels at the rate of 25 m/s for 5 minutes, then at 30 m/s for 10 minutes, and finally at 10 m/s for 2 minutes. Find a. the total distance covered in meters and the average speed in m/s
*January 12, 2012 by Grail*

**math algebra**

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 miles per hour and train B is travleing at 100 miles per hour. Train A pases a station at 3:20. If train B passes the same station at 3:35 pm, at what time will train B cathc up ...
*January 26, 2010 by chica*

**Math**

The Japanese Nozomi averages 162 miles per hour. About how many miles would it take the Nozomi to travel 119 miles? Thanks, (If you could please show me how to do it)
*October 27, 2013 by frank*

**Algebra 1**

The table shows the number of miles driven over time. Time|Distance 4 |184 6 |276 8 |368 10 |460 Express the relationship between distance and time in simplified form as a unit rate. Determine which statement correctly interprets this relationship. a. 184; your car travels 184...
*December 1, 2015 by basketball&batman*

**Math-Statistics**

It appears that people who are mildly obese are less active than leaner people. One study looked at the average number of minutes per day that people spend standing or walking. Among mildly obese people, minutes of activity varied according to the N(373, 67) distribution. ...
*February 21, 2011 by Kerry*

**college**

RNO Company's market for the Model 55 has changed significantly, and RNO has had to drop the price per unit from $265 to $125. There are some units in the work in process inventory that have costs of $150 per unit associated with them. RNO could sell these units in their ...
*August 20, 2010 by G*

**unit rate**

the unit price of an item at a grocery store is a familiar example of a unit rate. find the unit price of each box of cereal. a. $3.95 for a 20oz. b.$4.29 for a 24 oz. c.$2.25 for a 12 oz. Divide the price by the weight in ounces for the unit rate. For example, For a 20 oz box...
*November 28, 2006 by lisa*

**college algebra**

In a certain gear, a bicycle tire with a diameter of 27 inches makes 3 complete revolution of the pedal.If a cyclist is pedaling at a rate of 100 revolutions per minute, find the speed of the bicycle in miles per hour?
*November 24, 2015 by James*

**Math**

t noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 16 knots and ship B is sailing north at 22 knots. How fast (in knots) is the distance between the ships changing at 7 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.) Note: Draw ...
*October 15, 2009 by Salman*

**Calculus**

At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 20 knots and ship B is sailing north at 16 knots. How fast (in knots) is the distance between the ships changing at 6 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.) Note: Draw ...
*November 22, 2009 by Bobby*

**math**

Since the car rents for $22.50 per day and you are charged $.15 per mile, how many miles could you drive and not spend over $50.00
*April 9, 2014 by Alison*

**Math (Repost)**

*not multiple choice* u^-3 = 1/125 y - 1 = 4y - 2/3 * not sure how to do this what is the y intercept of the line? y= -3x - 5 * my answer is 5 when 40 is added to the number miles she ran last week..the result is the same as adding 10 to 4 times the number she ran last week...
*December 17, 2014 by Anonymous*

**college algebra**

driving along a crowded freeway you notice that it takes a time to go from one mile marker to the next. when you increase your speed by 8.4 mi/hr the time to go one mile decreased by 14 seconds. What was your original speed?
*February 21, 2013 by katie*

**Math **

Rudy drove his car 9,600 miles last year. His total car expenses were $625 for the year. Find the average cost per mile. (Round off your answer to the nearest hundredth)
*December 9, 2013 by Anonymous*

**Math **

Farmer Bob is considering buying a new field that is next to one he already owns. The field he is considering is a perfect square. The fence along each side of this square field is made of old logs and is a third of a mile lone. If he can walk at a rate of three miles per hour...
*February 8, 2013 by Isabel*

**algebra 2**

The fuel efficiency rating for a certain car is 28 miles per gallon on the highway and 21 miles per gallon in the city. During one week the car traveled a total of 10.5 gallons of fuel. a) please set up an equation(s) that would model the situation.(be sure to identify ...
*October 18, 2015 by Alvin*

**ratio**

if a driver drives 40 miles in an hour, what is his ratio of miles to minutes, in lowest terms? Is the answer 40:60?
*June 6, 2013 by Celest*

**Math **

How many minutes would it take Rachel to jog 3 miles if she jogs 1/15 mile every minute?
*May 15, 2014 by Dani*

**algebra**

When 40 is added to the number of miles Karen ran last week, the result is the same as adding 10 to 4 times the number of miles she ran last week. How many miles did Karen run last week?
*December 18, 2014 by Dionne *

**Math**

Caroline runs 3 1/2 miles in 22 1/4 minutes how many miles does she run per minute?
*December 10, 2014 by Anonymous*

**Math**

Manufacturing A factory manufactures two products, each requiring the use of three machines. The first machine can be used at most hours; the second machine at most hours; and the third machine at most hours. The first product requires hours on machine hour on machine and hour...
*March 1, 2014 by Claudia*

**Math**

Manufacturing A factory manufactures two products, each requiring the use of three machines. The first machine can be used at most 70 hours; the second machine at most 40 hours; and the third machine at most 90 hours. The first product requires 2 hours on machine 1, 1 hour on ...
*March 1, 2014 by Claudia*

**Algebra**

CEO Salaries In 2002, hourly wages for the top three CEOs (chief executive officers) of U.S. corporations were calculated based on their working 14 hours per day for 365 days. Together the three CEOs made $44,000 per hour. The top CEO earned $2,000 more per hour than the ...
*November 8, 2011 by genie*

**Calculus - Optimization **

The cost of fuel for a boat is one half the cube of the speed on knots plus 216/hour. Find the most economical speed for the boat if it goes on a 500 nautical mile trip.
*March 20, 2013 by Sam*

**math(CHECK ANSWERS)**

2.you are walking for 5 minutes. You walk a distance of 300 meters. What is your rate of meters per minute? A.60 mpm B.6 mpm C.30 mpm(I PICK THIS) D.1500 mpm 3.there are 3 bags of popcorn at the movie theater. Which one is the best buy? Bag(A) 4.50 for 10 oz Bag(B) 6.00 for 15...
*January 21, 2014 by Matt*

**calculus**

Consider the illustration, which shows a rotating beam of light located 0.5 mile from a shoreline. The beam rotates at a rate of 4 revolutions per minute. How fast (in miles per minute) is the distance between the beam and the point where it strikes the shore changing at the ...
*March 5, 2011 by Tori *

**Calculus**

Consider the illustration, which shows a rotating beam of light located 0.5 mile from a shoreline. The beam rotates at a rate of 4 revolutions per minute. How fast (in miles per minute) is the distance between the beam and the point where it strikes the shore changing at the ...
*November 25, 2011 by Heather*

**math**

gasoline consumption problem suppose that the gas tank of a car holds 12 gallons and that the car uses 1/ 20 of a gallon per mile .let x be the nuber of miles the car has gone since the tank was filled? car holds 12 gallons 1/20 gallon/mile 12*20 = 240 miles possible what is ...
*October 30, 2006 by jess*

**statistics**

According to a study of 90 truckers, a trucker drives, on average, 540 miles per day. If the standard deviation of the miles driven per day for the population of truckers is 40, find the 99% confidence interval of the mean number of miles driven per day by all truckers.
*April 13, 2010 by Anonymous*

**physics**

a guy walks one lap at 35 miles per hour, what is his velocity?
*January 1, 2010 by carol*

**Physics- drwls please help**

A certain CD has a playing time of 80 minutes. When the music starts, the CD is rotating at an angular speed of 4.8 x 10^2 revolutions per minute (rpm). At the end of the music, the CD is rotating at 2.1 x 10^2 rpm. Find the magnitude of the average angular acceleration of the...
*March 14, 2007 by Mary*

**Pre-Calculus**

Venus orbits the sun in an approximately circular path. Venus is about 67 million miles from the sun. A comet is located 80 million miles north and 73 million miles west of the sun. The comet follows a straight-line path and exits Venus's orbit at the east most edge. a. Find ...
*October 4, 2015 by Anonymous*

**math conversion factors**

1. Homework problems solved in 2 hours 30 minutes at a rate of 26 problems an hour.
*February 5, 2013 by rachel*

**Stats**

Consider the Avionic Manufacturing Company that wishes to meet a demand of 10 units per month by purchasing the items from a vendor with a lead time of three-quarters of a month. The item cost is $2.50 per unit, replenishment cost is $3.50 per order, and the holding cost is $0...
*October 29, 2011 by Toby*

**math**

Train leaves a stationa traveling at 60 miles per hour. Eight hours later train B leaves the same station traveling in the same direction at 80 miles per hour. How long does it atke for train B to catch up to train A.?
*October 14, 2010 by Matt*

**Algebra 1**

I have to write an inequality for this word problem A kite can be flown in wind speeds no less than 7 miles per hour and no more than 16 miles per hour. Write an inequality for the wind speeds at which the kite can fly
*September 18, 2012 by Niya *

**Math**

A factory manufactures two products, each requiring the use of three machines. The first machine can be used at most 70 hours; the second machine at most 40 hours; and the third machine at most 90 hours. The first product requires 2 hours on machine 1, 1 hour on machine 2, and...
*September 27, 2013 by Ally*

**algebra**

DRT problem A bicyclist travels 20 miles per hour faster than a walker. The cyclist traveled 25 miles in the time it took the walker to walk 5 miles. Find their speeds.
*May 27, 2008 by Help! Final Test Tom.*

**Chemistry**

Assume electricity cost 15 cents kw per hour....using the energy requirements.what is the per gram cost of energy to produce Na + AL? Useful info: 2NaCL --> 2Na + CL2 around 600 degree C; 14 KJ per g Na. Al- 2Al2O3-->4Al+3O2 1000 degrees C; 30 KJ per g Al in cryalite (...
*November 14, 2006 by Liliana*

**Physics**

A car drives up a straight hill at a constant speed of 60 kilometers per hour. A truck drives over the crest of the hill at a constant speed of 60 miles per hour. What is the net force on the car and on the truck? 1. both not zero 2. not zero; zero 3. both zero 4. zero; not zero
*October 13, 2011 by Mathew*

**Physics**

What is the centripetal force required to cause a 4000 lb car to go around a curve of 900 ft radius and a speed of 600 miles per hour?
*September 18, 2014 by Ked*

**math**

Two runners are competing in a race. One runner averages a pace of 7 minutes per mile and finishes the race in 28 minutes. The second runner finishes the race in 30 minutes. Which of the following is the pace of the second runner
*May 28, 2013 by trey*

**math**

Two runners are competing in a race. One runner averages a pace of 7 minutes per mile and finishes the race in 28 minutes. The second runner finishes the race in 30 minutes. Which of the following is the pace of the second runner?
*June 5, 2013 by lifesaver2*

**ACCOUnting**

Chen Company manufactures basketballs. Materials are added at the beginning of the production process and conversion costs are incurred uniformly. Production and cost data for the month of July 2010 are as follows. Production Data-Basketballs Units Percent Complete Work in ...
*November 14, 2011 by BILLY*

**physics**

AT exactly noon,you pass mile marker 50 in your car.At 2:30pm you pull into a rest stop at mile marker215.What was yor average speed during this time
*September 2, 2011 by rally*

**algebra (23)**

How do you set up this problem? A boater travels 16 miles per hour on the water on a still day. During one particular windy day, he finds that he travels 48 miles with the wind behind him in the same amount of time that he travels 16 miles into the wind. Find the rate of the ...
*November 9, 2007 by Anita*