Sunday

November 23, 2014

November 23, 2014

Number of results: 68,734

**Math**

Cameron is located 2 miles due East of an intersection between two country roads. He decides to walk in a straight line (cross-country) toward a position 3 miles due North of the intersection; it takes Cameron one hour to reach that location. (a) Find parametric equations for ...
*January 18, 2010 by SC*

**AP CALC**

Two roads intersect at right angles. At a certain moment, one bicyclist is 8 miles due NORTH of the intersection traveling TOWARDS the intersection at a rate of 16 miles/hour. A second bicyclist is 10 miles due WEST of the intersection traveling AWAY from the intersection at ...
*November 6, 2010 by Nel*

**math**

joe walked 4 miles north, 9 miles east then 8 miles north and 7 miles east if Al decides to walk straight back to where he started how far must he walk?
*November 11, 2012 by blake*

**algebra**

Please help me anybody Abby Garland is parked at a mile marker on an east -west country road.She decides to toss a fair coin 10 times ,each time driving 1 mile east if it lands heads up and 1 mile west if it lands up tails up. The term random walk applies to this process even ...
*August 22, 2012 by Fatima*

**math**

1. Two roads intersect at an angle of 52.7 degrees, with a field in between. A girl is walking on one of the roads 1.5miles from their intersection. Her house lies 0.85 miles from the intersection along the other road. If she cuts across the field to her house, how much ...
*October 10, 2011 by gaurav*

**physics**

You are walking along Main street one afternoon. At 1 PM you are 50 meters east of the intersection of Main and Elm streets. You walk due east for 30 seconds, ending up 80 meters east of the intersection of Main and Elm. You then make a left turn and walk due north for 30 ...
*August 25, 2013 by Anonymous*

**physics**

You are walking along Main street one afternoon. At 1 PM you are walking due east and notice you are 50 meters east of the intersection of Main and Elm streets. You continue to walk due east and 50 seconds later you are 100 meters east of the intersection of Main and Elm. How ...
*October 22, 2013 by steve*

**Geography--Need this ASAP Please**

What countries could these be? I reallyy need help with this; it has to be done by tonight! 1. Country A= 'Shaped like an S, tropical rain forest, very populous, facing the South China Sea.' 2. Country B= 'A wet land bordered by mountains on west, north, and east; located ...
*November 20, 2009 by mysterychicken*

**Algebra 1--Please, help me! (Steve) **

Mulitiply. Simplify your answer. 1. 3r^2t/6st^3 x 2r^2s^3t^2/8r^4s^2 Add or subtract. Simplify your answer. 2. x^2 + x/x^2 + 3x + 2 + 3/x + 2 3. The Escobar family went on a car trip. They drove 100 miles on country roads and 240 miles on the highway. They drove 50% faster on ...
*May 27, 2014 by Victoria*

**calculas maths**

.Two hikers begin at the same location and walk in perpendicular directions. Hiker A travels due north at a rate of 3 miles per hour; Hiker B travels due east at a rate of 5 miles per hour. At what rate is the distance between the two hikers changing 4 hours into the hike?
*November 3, 2012 by ashwani*

**Geography**

Where on Earth: Country A is described as "shaped like an S, tropical rain forest, very populous, facing the South China Sea." -First I said Indonesia, and it was wrong.I'm pretty sure it's Vietnam Country B earns this note: "a wet land bordered by mountains on west, north, ...
*April 16, 2010 by y912f*

**FREE BODY DIAGRAM calculus**

A car is traveling north towards an intersection at 60mph at the same time a truck is headed east toward the same intersection at 45mph. Find the rate of change of the distance between the car and truck when the car is 3 miles south of the intersection and the truck is 4 miles...
*October 7, 2012 by erica*

**Spanish**

This is on Costa Rica 1.Where is this country located ? South America or Central America The country is located in Central American. 2.In between which two countries is this country located? 3.What is the capital of this country?
*January 16, 2009 by Peter*

**Calculuss--Optimization**

At t=0, ship A is 12 miles due north of ship B. Ship A travels 12 miles/hour due south, while ship B travels 8 miles/hour due east. a. Write a function for the distance between the two ships. b. At what time are the two ships closest?
*November 21, 2011 by Maria*

**Optimization--PLEASE HELP!!!**

At t=0, ship A is 12 miles due north of ship B. Ship A travels 12 miles/hour due south, while ship B travels 8 miles/hour due east. a. Write a function for the distance between the two ships. b. At what time are the two ships closest?
*November 21, 2011 by Maria*

**Science**

On June 21, where will the Sun appear to rise for an observer located in New York State? a. due west b. due east c. north of die east d. south of due east I just know it can't be a..
*June 1, 2009 by Angie*

**physics**

you walk north for 2.5 miles. Then you walk east a distance of 3 miles. How many miles from the starting point are you?
*August 29, 2013 by Abdullah*

**Precal**

A hot-air balloon, headed due east at an average speed of v = 14 miles per hour and at a constant altitude of h = 120 feet, passes over an intersection (see the figure). Find an expression for its distance d (measured in feet) from the intersection t seconds later.
*December 2, 2010 by Nicholas*

**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**

A hot air balloon headed due east at a speed of 20 miles per hour and at a constant altitude of 180 feet passes directly over an intersection. Find an expression for the balloon's distance d (measured in feet) from the intersection t minutes later.
*September 26, 2012 by Elizabeth*

**math**

A hot-air balloon, headed due east at an average speed of 15 miles per hour and at a constant altitude of 100 feet, passes over an intersection. Find an ex[ression for the distance d (measured in feet) from ballon to the intersection t seconds later. 1'000 FEET HIGH
*January 24, 2007 by John*

**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*

**Calculus**

Suppose that two boats leave a dock at different times. One heads due north, the other due east. Find the rate at which the distance between the boats is changing when the first boat is 56 miles from the dock traveling at a speed of 35 miles per hour and the second boat is 20 ...
*October 7, 2014 by Hailey*

**Math**

A car is heading east toward an intersection at the rate of 40 mph. A truck is heading south, away from the same intersection at the rate of 60 mph. At what rate is the distance between the car and the truck changing when the car is 8 miles from the intersection and the truck ...
*July 31, 2011 by eve*

**Math**

A car is heading east toward an intersection at the rate of 40 mph. A truck is heading south, away from the same intersection at the rate of 60 mph. At what rate is the distance between the car and the truck changing when the car is 8 miles from the intersection and the truck ...
*July 31, 2011 by eve*

**algebra 2**

two cars leave an intersection. one car travels north; the other east. when the car traveling north had gone 15 miles, the distance between the cars was 5 mile more than the distance traveled by the car heading east.how far had the east bound car traveled?
*March 18, 2012 by amanda*

**calculus**

A police car is driving northward, chasing a vehicle which has just taken a right turn at an intersection, and is travelling due west. When the police car is 600 yards south of the intersection, and the car is 800 yards east of the intersection, an aerial speed radar indicates...
*April 12, 2011 by ellie*

**Math**

Two vans leave a parking lot at the exact same time. A few minutes later, car 1 is 8 miles due east of the parking lot and car 2 is 15 miles due south of the lot. How far a part are the two cars in miles?
*May 8, 2014 by Jim*

**Physics.. please help!!!!!**

A person walks 28.2◦ north of east for 3.33 km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? How far would this person walk due east?
*October 9, 2011 by Elle*

**math**

a bird flies due north 2 miles then east 3 miles then north 4 miles then east 5 miles how far is the nest from the ocean
*October 4, 2011 by mary*

**math**

Two planes depart from the same airport at the same time. One hour later one of the planes is 480 miles due north of the airport and the other plane is 550 miles due east of the airport. At that time, what is the distance between the two planes?
*March 1, 2011 by Lo*

**Math**

A boat travels 74 miles on a course with direction 34 degrees and then changes its course to travel 58 miles at 53 degrees. How far north and how far east has the boat traveled on its 132-mile trip? A 87.7 miles east and 44.3 miles north B 35.7 miles east and 96.3 miles north ...
*May 5, 2014 by Ana*

**Physics**

A person walks 13.9◦ north of east for 2.51 km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? How far due east would this person walk?
*September 16, 2012 by Shay*

**Physics**

A person walks 13.9◦ north of east for 2.51 km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? How far due east would this person walk?
*September 16, 2012 by Shay*

**Physics**

A person walks 10.4 degrees north of east for 4.19 km. Another person walks due north, then due east to arrive at the same location. How far would this person walk due east? Answer in units of km
*November 3, 2014 by Wendy*

**PHYSICS**

A person walks 10.4 degrees north of east for 4.19 km. Another person walks due north, then due east to arrive at the same location. How far would this person walk due east? Answer in units of km
*November 3, 2014 by Wendy*

**physics**

Two separate seismograph stations receive indication of an earthquake in the form of a wave traveling to them in a straight line from the epicenter and shaking the ground at their locations. Station B is 60 due east of station A. The epicenter is located due north of station A...
*September 29, 2012 by sammy*

**VNS,Math**

A man walked into the road at 4 miles per hour and returned over the same road at the rate of 3 miles per hour. If he completed the entire trip in 7/2 hours,how far in miles in to the roads did he walk?
*October 9, 2013 by Nahar*

**Physics**

A scout troop is practicing its orienteering skills with map and compass. First they walk due east for 1.5 km. Next, they walk 32° west of north for 3.5 km. How far and in what direction must they walk to go directly back to their starting point?
*June 6, 2011 by Ryan*

**social studies**

this tiny country located on 90 degres east meridian is squeezed between china and india
*September 7, 2009 by NICOLE*

**pre calc**

You are three miles north and two miles east of a cabin. On what bearing must you walk to reach the cabin? How far are you from the cabin ?
*December 8, 2011 by jim*

**Physics: Waves in Media**

A scout troop is practicing its orienteering skills with map and compass. First they walk due east for 1.5 km. Next, they walk 32° west of north for 3.5 km. How far and in what direction must they walk to go directly back to their starting point?
*June 6, 2011 by Ryan*

**math**

Isaiah walks 3 miles due north, turns and then 5 miles due east. How far is he from his starting point?
*February 26, 2014 by quenton*

**twh**

Isaiah walks 3 miles due north, turns and then 5 miles due east. How far is he from his starting point?
*March 20, 2014 by lol*

**maths**

a boat travel 5 miles due south and then 11 miles due east. how far is it from the starting point?
*October 25, 2010 by tia*

**maths**

a hiker walk due east at 4km per hour and a second hiker starting from the same point walks 55 degree north-east at the rate of 6km per hour. H ow far apart will they be after 2 hours. this is my ques but .i am having problem that if the hiker walks 55 degree north east so if ...
*February 17, 2013 by annny *

**math**

Two stations, A and B, are located six miles apart on a railroad. The rates of cartage of coal are 50 cents per ton per mile from A and 75 cents per ton per mile from B. At a certain consumer's home, located on the railroad between A and B, the cost for cartage is the same ...
*April 6, 2014 by thomas*

**math **

on a drive through allegheny county,natalie drove due west for 9 miles,then turned left and proceeded to drive due south.after traveling 12 miles south,what was the straight 12 miles line distance between where natalie startd and where she ended her drive? 1] 13 miles 2] 14 ...
*November 15, 2012 by pierre*

**Physics**

1.There are four charges, each with a magnitude of 2.5 µC. Two are positive and two are negative. The charges are fixed to the corners of a 0.29 m square, one to a corner, in such a way that the net force on any charge is directed toward the center of the square. Find the ...
*February 7, 2007 by Todd*

**Calculus**

Can anyone help me with these two optimization problems? A boat leaves a dock at 9:00 P.M. and travels due south at a speed of 20 km/h. Another boat has been heading due east at 15 km/h and reaches the same dock at 10:00 P.M. How many minutes after 9:00 P.M. were the two boats...
*November 30, 2009 by Steve*

**Physics**

A 25000 kg truck moving at 40 m/s on a road angled at 17° hits a 10000 kg van moving at 25 m/s on a road angled at 60° at an intersection between two the two roads. Since this is a two-dimensional perfectly inelastic collision, what is the final velocity of the wreck?
*November 29, 2012 by Scoop*

**Story Problem**

Ann drove 8 miles east, 4 miles south, 3 miles east, 6 miles north, 7 miles west, and 5 miles south. How many miles, in each of the compass directions, is she now from her starting point?
*August 23, 2011 by Smom*

**physics**

A person walks 25.0 degrees north of east for 3.80 km. How far would the person walk due north and due east to arrive at the same location? I did the Sin of 25 but the answer was wrong
*September 24, 2009 by sheila*

**physics**

a person walks 13.0 degrees north of east for 3.80km. How far due north and how far due east would she have to walk to arrive at the same location?
*January 28, 2013 by jane*

**calculus**

At noon, ship A starts sailing due east at the rate of 20km/hr. Ath the time, ship B, which is located 100km east of ship A initially, starts sailing on a course 60 degrees north of west at the rate of 10km/hr. How fast is the distance between the two ships changing one hour ...
*March 24, 2011 by marc*

**physics**

A person walks 25 degree north of east for 31 km. How far would the person walk due north and due east to arrive at the same location?
*September 15, 2009 by John*

**Help! Physics!**

A person walks 23o north of east for 4.8 km. How far would a person walk due north and due east to arrive at the same location.
*January 23, 2011 by Megan*

**Physics**

A person walks 23.0° north of east for 2.60 km. How far due north and how far due east would she have to walk to arrive at the same location?
*September 14, 2011 by Ashley*

**physics**

A person walks 11.0° north of east for 3.30 km. How far due north and how far due east would she have to walk to arrive at the same location?
*September 26, 2011 by Anonymous*

**Physics**

A person walks 15.0° north of east for 3.70 km. How far due north and how far due east would she have to walk to arrive at the same location?
*September 27, 2011 by Imani*

**Algebra **

Susie has designed an exercise program for herself. One part of the program requires her to walk between 25 and 30 miles each week. She plans to walk the same distance each day five days a week. What Is the range of miles that she should walk each day
*February 13, 2011 by Gabby*

**Algebra **

Susie has designed an exercise program for herself. One part of the program requires her to walk between 25 and 30 miles each week. She plans to walk the same distance each day five days a week. What Is the range of miles that she should walk each day
*February 13, 2011 by Gabby*

**algebra**

susie has designed an exercise program for herself. one part requires her to walk between 25 and 30 miles each week. she plans to walk the same distance each day five days a week. what is the range of miles that she should walk each day? write and solve a compound inequality ...
*November 24, 2008 by meghan*

**Math word problem**

You participate. In a 50 mi walk You walk 40% of the distance the first day. And 1/3 of the remaining distance on the second day. Bohr. Many more miles do you have to walk? Explain I got : need 13.33 mi more to walk 20 miles 1/3 = 16.67 mi Total. 36.67 50 -36.67 Difference 13....
*February 28, 2012 by Marko*

**physics**

A person walks 25.0° north of east for 4.00 km. How far would the person walk due north and due east to arrive at the same location?
*September 20, 2009 by asher*

**Physics**

A person walks 24.0° north of east for 2.80 km. How far would another person walk due north and due east to arrive at the same location?
*March 9, 2010 by Kate*

**physics**

A person walks 41° north of east for 3.77 km. How far would another person walk due north and due east to arrive at the same location?
*September 22, 2011 by John*

**Math**

Hello, I'm not sure how to go about this question. To get to work on the first day, Jose has the following directions. Travel 15 miles due East. Turn right and travel 12 miles due south. Turn right again and travel 10 miles due West. If Jose could travel in a straight line ...
*February 6, 2010 by JOE*

**physics**

A person walks 25.0 North of East for 3.80 km. How far would the person walk due North and due East to the same location?
*September 24, 2009 by sheila*

**math**

gregor is planning a driving trip where he knows that half his trip will be along major highways and part on country roads. The speed limit is 100km/h on highways and 60km/h on other roads. the total time he wants to spend driving is 12h. I set up the equation: 10h+6r=12, but ...
*June 1, 2008 by Calie*

**Physics**

A person walks 10.4 degrees north of east for 4.19km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? Answer in units of km.
*November 3, 2014 by Wendy*

**PHYSICS**

A person walks 10.4 degrees north of east for 4.19km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? Answer in units of km.
*November 3, 2014 by Wendy*

**Math**

Please help me.... Two cars are starting from positions that are 20 miles apart. They are both headed for the same intersection, as depicted in the diagram below. Car A is traveling at 30 mph, and Car B is traveling at 45 mph. Which car will reach the intersection first? 1. ...
*January 8, 2014 by Lizzie098*

**Precalculus**

Okay I am soo confused with these two questions: The resultant of two forces acting on a body has a magnitude of 80 pounds. The angles between the resultant and the forces are 20° and 52°. Find the magnitude of the larger force. Without the wind, a plane would fly due east at ...
*August 9, 2011 by Hanson*

**PHYSICS**

A person walks 11.2 ◦ north of east for 4.06 km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk? Answer in units of km
*September 12, 2011 by Anonymous*

**algebra**

The week before the big concert, five friends Alan, Ben, Cameron, Derryck, and Garrett, stood in line to buy tickets. There were other people there, but the five friends were in the line in the order listed above. The line was really long, and they were pretty bored. Cameron ...
*April 16, 2012 by zachary*

**algebra**

The week before the big concert, five friends Alan, Ben, Cameron, Derryck, and Garrett, stood in line to buy tickets. There were other people there, but the five friends were in the line in the order listed above. The line was really long, and they were pretty bored. Cameron ...
*April 18, 2012 by zachary*

**math**

Anita hikes 7 miles due east and then 3 miles due north. Rounded to the nearest mile, what is the shortest distance from the starting point to the ending point? A.4 B.6 C.8 D.10 Is the answer D?
*October 22, 2014 by blue*

**calculus**

At 9am, ship B was 65 miles due east of another ship, A. Ship B was then sailing due west at 10 miles per hour, and A was sailing due south at 15 miles per hour. If they continue their respective courses, when will they be nearest one another?
*March 3, 2013 by xxxx*

**CALCULUS!!!!!**

At 9am, ship B was 65 miles due east of another ship, A. Ship B was then sailing due west at 10 miles per hour, and A was sailing due south at 15 miles per hour. If they continue their respective courses, when will they be nearest one another?
*December 9, 2013 by Darcy ( Please Reply, thank you)*

**Algebra 1**

Hello, could someone help me solve/show the following algebra problem? If there's not enough info given, indicate that no solution can be found. 'Two planes leave chicago - one traveling due east and the other due west. The first travels 100 miles per hour faster than the ...
*June 3, 2010 by Charlezetta*

**Phys 2**

I am having trouble figuring out this question: Part 1: A long staight wire carries a current due East. This wire creates, at point #1, a magnetic field that is derected at 40 deg below due South. From point #1, the wire is located: 50 deg below due North 50 deg below due ...
*March 16, 2011 by Sonia*

**Physics**

I am having trouble figuring out this question: Part 1: A long staight wire carries a current due East. This wire creates, at point #1, a magnetic field that is derected at 40 deg below due South. From point #1, the wire is located: 50 deg below due North 50 deg below due ...
*March 16, 2011 by Sonia*

**maths**

Two walkers set off at the same time from a crossroad and walk along flat straight roads inclined to each other at 68 degrees.If they both walk at a speed of 6km/h,find their distance apart 10 minutes later.
*March 10, 2013 by Shane*

**maths**

Two walkers set off at the same time from a crossroad and walk along flat straight roads inclined to each other at 68 degrees.If they both walk at a speed of 6km/h,find their distance apart 10 minutes later.
*March 10, 2013 by Shane*

**maths**

Two walkers set off at the same time from a crossroad and walk along flat straight roads inclined to each other at 68 degrees.If they both walk at a speed of 6km/h,find their distance apart 10 minutes later.
*March 10, 2013 by Shane*

**math**

a small plane sitting on a runway 5 miles west and 2 miles north of town is scheduled to fly to a second runway 17 miles east and 25 miles north of the same town. to the nearest mile, what is the distance between the two runways
*May 14, 2012 by sara*

**Physics**

A person walks 28.2◦ north of east for 3.33 km. Another person walks due north, then due east to arrive at the same location. How far due north would this person walk?
*October 8, 2011 by Louis*

**physics**

Two beetles run across flat sand, starting at the same point. Beetle 1 runs 0.42 m due east, then 0.72 m at 32o north of due east. Beetle 2 also makes two runs; the first is 1.48 m at 47o east of due north. What must be the magnitude of its second run if it is to end up at the...
*September 24, 2012 by Anna*

**8th grade Math help**

PLEASE HELP!!! Anita hikes 7 miles due east and then 3 miles due north. Rounded to the nearest mile, what is the shortest distance from the starting point to the ending point? A. 4 B. 6 C. 8 D. 10 I think it's B. am i right?
*October 15, 2014 by haylee *

**calculus**

A team has been working to convert diesel-powered cars to run just as efficiently on used cooking oil! They want to compare the mileage and speed of their prototype with that of the diesel-powered car. The prototype is 100 meters south of an intersection, while the diesel car ...
*August 1, 2011 by need help!*

**Math**

A team has been working to convert diesel-powered cars to run just as efficiently on used cooking oil! They want to compare the mileage and speed of their prototype with that of the diesel-powered car. The prototype is 100 meters south of an intersection, while the diesel car ...
*August 2, 2011 by Anonymous*

**Geometry**

4. Plots of land between two roads are laid out according to the boundaries shown. The boundaries between the two roads are parallel. What is the length of Plot 3 along Cheshire Road? 46 yards 67 yards 66 yards 37 yards
*February 27, 2012 by Alexa*

**Physics**

A person walks 25.0 degrees north of east for 3.10 km. How far would another person walk due north and due east to arrive at the same location? I don't understand how I could calculate the needed distance accuratly. I used 3.1*sin(25) + 3.1*cos(25). But I still think I'm ...
*August 25, 2009 by fred*

**physics**

Oasis B is a distance d = 9 km east of oasis A, along the x axis shown in the Figure. A confused camel, intending to walk directly from A to B instead walks a distance W1 = 20 km west of due south by angle θ1 = 15.0°. It then walks a distance W2 = 32 km due north. If it ...
*May 29, 2009 by jane*

**Math 9**

2 planes leave the airport at the same time. Minutes later plane A is 70 miles due north of the airport. Plane B is 168 miles due East of the airport. How far apart are the 2 airplanes. ? I think 98 miles apart. Is that right?
*February 19, 2013 by Marco*

**physics**

you first walk 8.0km north from home then walk east until your displacement from home is 10.0 km. How far east did you walk?
*October 18, 2009 by tiffaney*

**Algebra**

Please help solve Problem of the Week Waiting in line... The week before the big concert, five friends Alan, Ben, Cameron, Derryck, and Garrett, stood in line to buy tickets. There were other people there, but the five friends were in the line in the order listed above. The ...
*April 19, 2012 by Linda*

**Please Please Help-Physics**

I am having trouble figuring out this question: Part 1: A long staight wire carries a current due East. This wire creates, at point #1, a magnetic field that is derected at 40 deg below due South. From point #1, the wire is located: 50 deg below due North 50 deg below due ...
*March 16, 2011 by Sonia*

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