Thursday

July 31, 2014

July 31, 2014

Number of results: 56,003

**math**

The distance between two points is correctly expressed as 720 statute miles or 630 nautical miles. Which of the following most closely approximates the value of one statute mile in terms of nautical miles? a. 0.88 b. 0.89 c. 0.90 d. 1.14 e. 1.25 please answer and explain what ...
*May 4, 2014 by thomas *

**Precalculus**

A nautical mile equals the length of arc subtended by a central angle of 1 minute on a great circle on the surface of Earth. If the radius of Earth is taken as 3960 miles, express 1 nautical mile in terms of ordinary, or statute, miles.
*January 12, 2012 by Jillian*

**maths**

A ship sails on a steady course bearing 106 degrees from A to B.If B is 76 nautical miles further east than A,find,to the nearest nautical mile,how far the ship has sailed?
*March 8, 2013 by Shane*

**Calc**

Two commercial airplanes are flying at an altitude of 40,000 ft along straight-line courses that intersect at right angles. Plane A is approaching the intersection point at a speed of 427 knots (nautical miles per hour; a nautical mile is 2000 yd or 6000 ft.) Plane B is ...
*October 1, 2013 by Anonymous*

**Calc**

Two commercial airplanes are flying at an altitude of 40,000 ft along straight-line courses that intersect at right angles. Plane A is approaching the intersection point at a speed of 427 knots (nautical miles per hour; a nautical mile is 2000 yd or 6000 ft.) Plane B is ...
*October 1, 2013 by Anonymous*

**calculus**

Two commercial airplanes are flying at an altitude of 40,000 ft along straight-line courses that intersect at right angles. Plane A is approaching the intersection point at a speed of 429 knots (nautical miles per hour; a nautical mile is 2000 yd or 6000 ft.) Plane B is ...
*September 27, 2012 by Avi*

**maths**

A lighthouse is 9.6 nautical miles from a ship which bears 156 degrees from the lighthouse.How far is the ship east of the lighthouse?Give answer correct to one-tenth of a nautical mile.
*March 3, 2013 by Shane*

**Physics/English/Nautical Mile**

In my previous posts about the NM I think part of my problem is I do not understand the meaning of the word "SUBTENDED". Explanation please. Mike
*October 5, 2007 by Mike*

**calculus**

(1 pt) At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 21 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*March 10, 2009 by bill nye*

**Math!**

At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 25 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.)
*June 4, 2009 by <3*

**calculus**

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 17 knots and ship B is sailing north at 20 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*September 24, 2009 by Parker*

**calculus**

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 17 knots and ship B is sailing north at 20 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*September 24, 2009 by Parker*

**Maths**

At 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.)
*October 15, 2009 by Salman*

**Math**

At 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.)
*October 16, 2009 by Salman*

**calculus**

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 25 knots and ship B is sailing north at 16 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.)
*October 20, 2009 by Georgia*

**math**

At noon, ship A is 40 nautical miles due west of ship B. Ship A is sailing west at 18 knots and ship B is sailing north at 23 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*November 7, 2009 by adrienne*

**Calculus**

At noon, ship A is 20 nautical miles due west of ship B. Ship A is sailing west at 23 knots and ship B is sailing north at 17 knots. How fast (in knots) is the distance between the ships changing at 5 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*March 1, 2010 by Samuel*

**calculus 1**

At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 16 knots and ship B is sailing north at 17 knots. How fast (in knots) is the distance between the ships changing at 5 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*March 25, 2010 by Anonymous*

**calculus 1**

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 18 knots and ship B is sailing north at 19 knots. How fast (in knots) is the distance between the ships changing at 3 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*March 25, 2010 by mona*

**calculus 1**

At noon, ship A is 20 nautical miles due west of ship B. Ship A is sailing west at 21 knots and ship B is sailing north at 18 knots. How fast (in knots) is the distance between the ships changing at 5 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*March 25, 2010 by mona*

**math**

At noon, ship A is 40 nautical miles due west of ship B. Ship A is sailing west at 16 knots and ship B is sailing north at 17 knots. How fast (in knots) is the distance between the ships changing at 5 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*March 26, 2010 by bob dylan*

**Calculus**

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 19 knots and ship B is sailing north at 15 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour
*April 3, 2010 by Anonymous*

**Calculus**

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 18 knots and ship B is sailing north at 22 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.)
*October 26, 2010 by Sam*

**Calc**

At 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 15 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.)
*October 28, 2010 by Pierre*

**Calculus**

At noon, ship A is 20 nautical miles due west of ship B. Ship A is sailing west at 22 knots and ship B is sailing north at 18 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*October 31, 2010 by Anonymous*

**Cal 1**

(1 pt) 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 23 knots. How fast (in knots) is the distance between the ships changing at 5 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*November 3, 2010 by TJ*

**CAL**

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 21 knots and ship B is sailing north at 15 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*July 10, 2011 by LAURA*

**CALCULUS**

At noon, ship A is 40 nautical miles due west of ship B. Ship A is sailing west at 23 knots and ship B is sailing north at 19 knots. How fast (in knots) is the distance between the ships changing at 5 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*October 24, 2011 by CRYSTAL*

**Calc**

At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 18 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.)
*February 19, 2012 by Heather*

**calculus**

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 25 knots and ship B is sailing north at 25 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.)
*May 14, 2012 by remy*

**calculus**

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 15 knots. How fast (in knots) is the distance between the ships changing at 3 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*November 4, 2012 by Anonymous*

**calculus**

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 15 knots. How fast (in knots) is the distance between the ships changing at 3 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*November 4, 2012 by Anonymous*

**calculus**

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 15 knots. How fast (in knots) is the distance between the ships changing at 3 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*November 4, 2012 by Anonymous*

**PLEASE HELP Math**

At noon, ship A is 40 nautical miles due west of ship B. Ship A is sailing west at 24 knots and ship B is sailing north at 22 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.)
*March 15, 2009 by Randall*

**Calculus **

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 23 knots and ship B is sailing north at 17 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.) Please help!
*July 28, 2013 by Anonymous*

**Calculus Please help!**

At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 18 knots and ship B is sailing north at 23 knots. How fast (in knots) is the distance between the ships changing at 3 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
*February 28, 2014 by ALI*

**math**

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 21 knots and ship B is sailing north at 15 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.) this is a cal ...
*July 9, 2011 by lisa*

**math**

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 21 knots and ship B is sailing north at 15 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.) this is a cal ...
*July 9, 2011 by lisa*

**Physics**

The Nautical Mile is internationally recognised as 1852m which is an approximation of 1' of latitude subtended to the earths surface. However it is an average and the geographical length on the earths surface of 1' of lat subtended will vary according to the radius of the ...
*October 5, 2007 by Mike*

**algebra**

Two ships make the same voyage of 3000 nautical miles. The faster ship travels 10 knots faster than the slower one (a knot is 1 nautical mile per hour). The faster ship makes the voyage in 50 hr less time than the slower one. Find the speeds of the two ships.
*February 21, 2012 by Krystal*

**Precalculus**

Find the distance along an arc on the surface of the earth that subtends a central angle of 1 minute. (1 minute = 1/60 degree) This is a nautical mile. Note that the radius of the Earth is 3960 miles and there are 1760 yards in a mile. Express your answer in both miles and yards.
*September 10, 2012 by Greg*

**Physics/Nautical Mile**

My previous posts have dramatically improved my understanding of how a NM is derived but other questions have been raised: In most books entitled "Pass your Day Skipper" or "Yachtmaster" or similar nautical/navigational publications Latitude is described and illustrated as the...
*October 6, 2007 by Mike*

**Calc**

If t is measured in hours and f '(t) is measured in knots, then integral from 0 to 2 of f '(t)dt = ? (Note: 1 knot = 1 nautical mile/hour)
*January 2, 2011 by Erica*

**general chemistry**

one international mile is defined as exactly 607601155 ft, and a speed of 1 knot is defined as one international nautical mile per hour.What is the speed in meters per second of a boat traveling at a speed of 14.3 knot?
*January 21, 2008 by marinka*

**chemistry**

By international agreement, the nautical mile is now defined as exactly 1852 meters. By what percentage does this current definition differ from the original definition?
*January 7, 2011 by Anonymous*

**IS141**

extended response: Dekendra is keeping a log of the miles she walks each day. So far, she walked 2/3 mileon Saturday, 1 3/4 mile on monday, 1/2 mile on tuesday, 2 1/8 mile on wednesday, 1 5/8 mile on thursday, and 5/6 mile on friday?
*January 7, 2013 by Karizma*

**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*

**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*

**Pre-Algebra**

One hundred nautical miles equals about 185 kilometers. To the nearest kilometer, how far in kilometers is 290 nautical miles?
*December 13, 2012 by Anonymous*

**physics**

while john is traveling along an straight interstate highway, he notices that the mile marker reads 260. john travels until he reaches the 150-mile marker and then retraces his path to the 175-mile marker. what is john's resultant displacement from the 260-mile marker?
*October 22, 2010 by Anonymous*

**Trigonometry**

Navigation A ship leaves port at noon and has a bearing of S 29° W. If the ship sails at 20 knots, how many nautical miles south and how many nautical miles west will the ship have traveled by 6:00 P.M.?
*February 4, 2013 by AwesomeGuy*

**math 3**

Damian run1/10 of a mile. then, he walks 1/10 of a mile. Finally, he jogs 1/10 of a mile. if he continues the pattern, which activity will Damian do next after he finished 1 mile of exercise?
*February 7, 2013 by stephy 3*

**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**

A taxi company charged $4.40 for a 2 mile trip. It charges certain amount for each 1/5 mile traveled. It charges twice as much for the first 1/5 mile. How muchis charged for the first 1/5 mile and each 1/5 mile after the first one?
*February 13, 2013 by James*

**geometry**

a taxicab charges $1.45 for the first 1/5 mile and 25 cents for each additional 1/5 mile... determine the cost of a 12 mile trip!!
*August 30, 2011 by Anonymous*

**5th grade math**

What fraction of a square mile is a field that is 1/2 mile long and 1/4 mile wide? How do you figure this?
*January 27, 2010 by Jill*

**math**

joel walked 2/5 of a mile to the store. 3/10 of a mile to the library,and 1/20 of a mile to the post office. how far did he walk
*April 30, 2013 by Anonymous*

**math**

Rafael walked mile 2/3 mile and then rode his scooter 5/6 mile. Look at the models to compare the distances. Which distance is farther?
*March 13, 2013 by Mrs.Vargas*

**Spherical Trigonometery**

I am trying to apply the formula cos c = cos a x cos b + sin a x sin b x cos C to find the length of c in my spherical triangle. I am working with 2 examples in a book in which the answers are given. In the first example all the sines & cosines calculated are positive and I ...
*January 15, 2008 by Mike*

**Physics/Nautical Mile**

The NM by definition is something used at sea. In my previous post I established there is a difference in the length of the earths radius at the equator compared to the poles, although it is not clear whether the radius is a measurement of land mass or sea level? Additionally ...
*October 5, 2007 by Mike*

**math**

Maggie is getting ready for the one-mile race in June. The first day of practice she ran 1/3 of a mile; the second day she ran 1/2 mile; the third day she ran 5/8 of a mile. Which is closest to her total mileage for the three days?
*July 8, 2012 by Anonymous*

**math**

A furniture store offers a free delivery services to all points within a 7-mile radius. If a customer lives 7 miles east and 1 mile south, how far do they live from the 7-mile boundary?
*January 18, 2012 by Anonymous*

**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*

**math**

Taxi fares are $3.50 for the first half mile and $0.75 fro each addditional quater mile. Write a rule for computing the fare for an n-mile trip by taxi.
*June 27, 2011 by Anonymous*

**math**

one thousand three hundred twenty feet are what part of a mile. Since there are 5,280 feet in a mile the answer will be 1/4 of a mile. how would you set this up in a fraction?
*July 13, 2010 by mona*

**Physics**

The fastest sustained runner is the pronghorn antelope, capable of running at 55 min/h for 1/2 mile. How long does it take this antelope to run the. 1/2 mile?
*September 11, 2012 by LALA*

**algebra**

If you reach a city on interstate and vehicle can travel on 32 mpg. write an inequality that shows the mile makers (m)you can reach from city at mile marker 125 going in either direction,when g is the amount of fuel , in gallons, in your vehicle. explain what this means (east ...
*July 7, 2011 by linda*

**Physics/Nautical Mile**

Still studying! I have The Macmillan & Silk Cut Nautical Almanac from 1981 which pre-dates WGS84 and they make reference to the NM being 6046 feet at the equator and 6108 feet at the poles. Conversions to metres = 1842.82m and 1861.71m. Remarkably similar to WGS84 derived ...
*October 7, 2007 by Mike*

**pre calculus**

A taxi company charges $2.00 for the first mile (or part of a mile) and 20 cents for each succeeding tenth of a mile (or part). Express the cost C (in dollars) of a ride as a piecewise-defined function of the distance x traveled (in miles) for 0 < x < 2
*March 27, 2014 by Danielle*

**advanced functions HELP!!!**

the function S(d)=93logd+65 relates the speed of the wind, S, in mile per hour, near the centre of a tornado to the distance that the tornado travels, d, in miles. a)Calculate the avg. rate of change for the speed of the wind at the centre of a tornado from mile 10 to mile 100...
*December 10, 2008 by james*

**Math Analysis**

From a ship off-shore, the angle of elevation of a hill is 1.1°. After the ship moves inland at 4.5 knots for 20 min, the angle of elevation is 1.4°. How high is the hill? (1 knot = 1 nautical mile = 6080 ft per hour) As I was just about to get the answer, I realized that it ...
*March 2, 2010 by Emily*

**Math**

A fraction of a square mile is a field that is a 1/2 mile long and 1/4 mile wide. What is the fraction?
*August 10, 2012 by Joe*

**math**

if a man walked 1/12th of a mile one day 2/12ths of a mile the next day and 3/12ths of a mile the next day on what day did he walk a complete mile
*February 23, 2012 by dave*

**math**

in track practice jesse ran a mile in 7 minutes. his mile time was 2.5 times faster than michaels time. write and solve an equation to calculate michaels mile time.
*October 8, 2012 by kathleen*

**Office Management**

One taxicab charges 75 cents for the first quarter-mile and 15 cents for each additional mile. The competing taxi company charges $1.00 for the first quarter-mile and 10 cents for each additional mile. 1. what distance would produce the same fare for the two taxi companies? 2...
*February 17, 2011 by sandra *

**physics**

jeff gordan traveled around a 1.5 mile track 300 times just bcause he felt like it.it took him 6.14 hours to complete the 300 laps.what was his total distance traveled?(1 mile=1.6093km)
*September 25, 2011 by sana*

**math**

one taxi charges 75 cents for the first quarter-mile and 15 cents for each additional quarter-mile. the second company charges $1.00 for the first quarter-mile and 10 cents for each additional quarter mile. What distance would produce the same fare for the two companies?
*February 18, 2011 by Anonymous*

**Math**

Please help! 1. A taxi cost $2.25 for the first mile plus .15 for each additional tenth of a mile. For a 5.2 mile trip Eric paid $10 and told the driver to keep the change. How much was the drivers tip? 2. 2 trillion is how much more than seven hundred fifty billion. Write the...
*April 1, 2013 by Erin*

**math**

on monday carlos ran 1/8 of a mile. on wednesday he ran 5/6 of a mile. carlos ran 3/8 of a mile on friday. which day did calos run the farthest?
*February 20, 2014 by Jim*

**physics**

Secretariat ran the Kentucky Derby with times for the quarter mile of 25.2 s, 24.0 s, 23.8 s, and 23.0 s. (a) Find his average speed during each quarter-mile segment. (b) Assuming that Secretariat's instantaneous speed at the finish line was the same as the average speed ...
*September 19, 2009 by Anh*

**Math 116**

1.IN a given training week, a swimmer completes 1/4 mile on day one, 2/5 mile on day two, and 3/7 mile on day three. How many total miles does the athlete swim in the given week? a. 151/140 miles b.3/70 miles c.3/8 miles d.37/35 miles 2. The temperature on one day in January ...
*July 11, 2013 by Queta*

**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*

**thinking outside of the box**

one taxi company charges 75 cents for the first quarter mile and 15 cents for each additional mile the competing taxi company charges 1.00 for the first quarter mile and 10 each additional mile what distance would produce the same fare for the two taxi companies?
*February 17, 2011 by eva*

**math**

in a 4 1/2 mile relay race there were 9 runners what part of a mile did each run
*January 18, 2010 by rick*

**math**

IF I RAN 3/8 OF A MILE HOW MUCH FURTHER WOULD I HAVE TO RUN TO MAKE A MILE
*April 11, 2014 by karen*

**5th grade**

mat ran 1/5 mile less on monday then on tuesday. he ran 1/2 mile less on wednesday than he did on monday. he ran 7/10 mile more on friday than on wednesday. if matt ran 4/5 mile on friday, how far did he run on tuesday?
*October 15, 2010 by amira*

**Math**

Any began a running program she ran less than 5/6 of a mile what part if a mile could any have run
*March 19, 2014 by Lisa*

**algebra**

The first 1/5 of a mile is $1.50. For every additional 1/5 of a mile is 25 cents. If Marc has $3.75, at least how far can he go? P.S. I need an inequality.
*December 14, 2011 by Melissa*

**math**

one mile is 5,280feet. i have a stride of 32inches. how many steps will i take to run a 26-mile marathon?
*March 20, 2013 by Aspire*

**math**

one mile is 5280feet.justin has a stride of 32inches .how many steps will he take to run a 26 mile marathon?
*August 6, 2013 by bobby*

**human relations**

one taxi cab company charges 75 cents for the first quarter mile and 15 cents for each additional quarter mile. the competing taxi company charges 1.00 for the first quarter mile and 10 cents for each additional mile. what distance would produce the same fare for the two taxi ...
*February 15, 2011 by eva*

**4th grade math**

Suppose 8 kids are running a mile. 3/4 of the kids ran the mile in less than 10 minutes. How many kids finished the mile in less than 10 minutes.
*March 24, 2014 by Mythreyee*

**Math**

HELP! I have a math question the says this: In track practice, Jesse ran a mile in 7 minutes. His mile time was 2 1/2 minutes faster than Michael's time. Write and solve an equation to calculate Michael's mile time. I can't figure out what to do and it's due tomorrow! Please ...
*November 11, 2012 by Lizzy*

**Geometry**

An airplane rises vertically 1000 feet over a horizontal distance of 1 mile. What is the angle of elevation? 1 mile = 5,280 ft
*February 29, 2012 by Randy*

**math**

In a given training week, a swimmer completes 3/7 mile on day one, 1/2 mile on day two, and 2/3 mile on day three. How many total miles does the athlete swim in the given week? a) 6/13 b) 6/42 c) 67/42 d) 7 miles
*February 12, 2013 by monet*

**5th grade**

matt ran 1/5 mile less on monday than on tuesday. he ran 1/2 mile less on wednesday than he did on monday. he ran 7/10 mile more on friday than on wednesday. if matt ran 4/5 mile on friday, how far did he run on tuesday? stumped, please help!
*November 6, 2009 by sophia*

**Algebra**

A cab charges $1.75 for the first mile and $0.25 for each additional mile. Write and solve an inequality to determine how many miles Eddie can travel if he has $15 to spend
*September 25, 2013 by Jim*

**Algebra**

HELP!!! Super confused. Here's the problem. Today while Don was swimming, he started wondering how many lengths he would have to swim in order to swim different distances. At one end of the pool, he stopped, gasping for breath, and asked the lifeguard. She told him that 1 ...
*November 9, 2012 by Sam*

**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 *

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