Wednesday

April 16, 2014

April 16, 2014

Number of results: 68,714

**physics**

A tortoise can run with a speed of 0.12 m/s, and a hare can run 20 times as fast. In a race, they both start at the same time, but the hare stops to rest for 1.0 minutes. The tortoise wins by a shell (30 cm). (a) How long does the race take? (b) What is the length of the race?
*Sunday, January 29, 2012 at 12:55am by kris*

**physic**

Hi, could you help me please Question: A tortoise can run with a speed of 0.12 m/s and a hare can run 20 times as fast. in a race, they both start at the same time, but the hare stops to rest for 2.0 minutes. The tortoise wins by a shell (25cm). A.How long does the race takes...
*Thursday, September 24, 2009 at 2:21am by Chan*

**college**

A tortoise can run with a speed of 0.10m/s and a hare can run 20 times as fast. In a race, they start at the same time, but the hare stops to rest for 2.0min. The tortoise wins by a shell (20cm). How long does the race take? What is the length of the race?
*Tuesday, February 2, 2010 at 6:10pm by Whitney*

**Physic **

A tortoise can run with a speed of 0.12m/s and a hare can run 20 times as fast. In a race, they both start at the same time, but the hare stops to rest for 2.0 minutes. The tortoise wins by a shell(25cm). A. how long does the race takes? B. What is the length of race?
*Wednesday, September 23, 2009 at 3:36am by Chan*

**Physics**

A tortoise can run with a speed of 0.13 m/s, and a hare can run 20 times as fast. In a race, they both start at the same time, but the hare stops to rest for 4.0 minutes. The tortoise wins by a shell (35 cm). (a) How long does the race take? (b) What is the length of the race?
*Thursday, September 20, 2012 at 9:21pm by Kelly*

**Physic **

A tortoise can run with a speed of 13.0 cm/s, and a hare can run 20 times as fast. In a race, they both start at the same time, but the hare stops to rest for 5.0 minutes. The tortoise wins by a shell (40 cm). (a) How long does the race take? s (b) What is the length of the ...
*Wednesday, September 23, 2009 at 3:36am by Taylor*

**Physic **

A tortoise can run with a speed of 13.0 cm/s, and a hare can run 20 times as fast. In a race, they both start at the same time, but the hare stops to rest for 5.0 minutes. The tortoise wins by a shell (40 cm). (a) How long does the race take? s (b) What is the length of the ...
*Wednesday, September 23, 2009 at 3:36am by Taylor*

**Physics **

A tortoise can run with a speed of 10.1 cm/s, and a hare can run 19.4 times as fast. In a race, they both start at the same time, but the hare stops to rest for 122 seconds. The tortoise wins by a shell (20.8 cm). How long does the race take? What is the length of the race?
*Thursday, February 2, 2012 at 12:52am by Stella *

**physics**

A tortoise can run with a speed of 11.5 cm/s, and a hare can run 21.4 times as fast. In a race, they both start at the same time, but the hare stops to rest for 126 seconds. The tortoise wins by a shell (18.3 cm). How long does the race take? What is the length of the race?
*Saturday, August 25, 2012 at 12:57pm by Simone*

**Physics**

A tortoise can run with a speed of 14.0 cm/s, and a hare can run exactly 15 times as fast. In a race, they both start at the same time, but the hare stops to rest for 2.00 min. The tortoise wins by 20.0 cm. (a) How long does the race take? s (b) What is the length of the race?
*Thursday, February 7, 2013 at 11:31pm by Nicola*

**english double checking **

8- In what ways are the stories "The Turtle and the Rabbit Run a Race" and "The Tortoise and the Hare" alike? 8- "The Turtle and the Rabbit Run a Race" and "The Tortoise and the Hare" both teach lessons in a humorous way that attracts the reader, and both of the stories use ...
*Thursday, November 24, 2011 at 12:48pm by Anonymous*

**please someone answer this question**

A tortoise can run with a speed of 16.0 cm/s, and a hare can run exactly 25 times as fast. In a race, they both start at the same time, but the hare stops to rest for 2.00 min. The tortoise wins by 20.0 cm. (a) How long does the race take? (b) What is the length of the race?
*Thursday, November 3, 2011 at 12:03am by joy*

**Physic**

A speedy tortoise can run at 0.14m/s, and a hare can run 15 times as fast. In a race, they start at the same time, but the hare stops to rest for 2 min, so the tortoise wins by a shell(20cm). How long does the race take?
*Thursday, September 1, 2011 at 7:25pm by Domonique *

**Physics**

A tortoise can run at a speed of 20 cm/s and a hare can run exactly 20 times as fast. In a race, they both start at the same time but the hare stops to rest for 2.00 mins. The tortoise wins by 20.0 cm. How long does the race take? What is the length of the race?
*Thursday, September 22, 2011 at 9:14pm by JP*

**Physics**

A speedy tortoise can run at .01 meters per second, and the hare can run 21 times as fast. I. A race they start at the same time, but the hare stops for 1.5 minutes so the tortoise wins by a shell(20cm). How long is the race? How long is the path?
*Thursday, January 13, 2011 at 3:35am by Rose*

**english double checking **

5- If someone asked me what kind of tale this was I would say it is a folktale because it is passed on and told by a person. The tale also uses animals and teaches lessons. 8- In what ways are the stories "The Turtle and the Rabbit Run a Race" and "The Tortoise and the Hare" ...
*Thursday, November 24, 2011 at 4:23pm by Anonymous*

**Physics**

A tortoise can run with a velocity of 10 cm/s and hare can run 20 times as fast. In a race they start at the same time but the hare stops to rest for 2 minutes. The tortoise wins by 20 cm. What was the length of the race
*Tuesday, September 15, 2009 at 7:45pm by Misha*

**Physics**

A speedy tortoise can run at 0.09 m/s, and a hare can run 20 times as fast. In a race, they start at the same time, but the hare stops to rest for 2.4 min, so the tortoise wins by a shell (20 cm). How long does the race take? Answer in units of s What is the length of the race...
*Wednesday, September 19, 2012 at 7:05pm by Joe*

**Physics**

A bowling ball traveling with constant speed hits the pins at the end of a bowling lane 15.5 m long. The bowler hears the sound of the ball hitting the pins 2.50 s after the ball is released from his hands. What is the speed of the ball? The speed of sound is 340 m/s. How do i...
*Friday, October 15, 2010 at 11:21pm by Lynmarie*

**english double checking **

8-In what ways are the stories "The Turtle and the Rabbit Run a Race" and "The Tortoise and the Hare" alike? 8- "The Turtle and the Rabbit Run a Race" and "The Tortoise and the Hare" both teach lessons in humorous way that attracts the reader, and both of the stories use ...
*Thursday, November 24, 2011 at 12:48pm by Anonymous*

**Physics**

The time of the race is the same for both. The distance run by the hare is 20cm less than that of the tortoise. The hare also runs 2min less than the tortoise. Measuring things in cm and sec, Tortoise: d = 20t Hare: (d-20) = 400(t-120) 20t-20 = 400t - 48000 47980 = 380t t = ...
*Thursday, September 22, 2011 at 9:14pm by Steve*

**Physics**

A hare and a tortoise compete in a race over a course 1.20 km long. The tortoise crawls straight and steadily at its maximum speed of 0.540 m/s toward the finish line. The hare runs at its maximum speed of 9.00 m/s toward the goal for 0.800 km and then stops to taunt the ...
*Friday, October 9, 2009 at 1:32am by Chloe*

**physics**

A hare and a tortoise compete in a race over a course 4.90 km long. The tortoise crawls straight and steadily at its maximum speed of 0.440 m/s toward the finish line. The hare runs at its maximum speed of 14.00 m/s toward the goal for 0.800 km and then stops to tease the ...
*Sunday, September 9, 2012 at 9:19pm by Kit*

**Algebra 2**

a tortoise crawling at a rate of 0.1 mph, the hare wants to rest 30 more minutes before chasing the turtle at 5 mph. how many feet must the hare run to catch the turtle?
*Friday, September 14, 2012 at 10:18am by Anonymous*

**Physics**

A tortoise and hare start from rest and have a race. As the race begins, both accelerate forward. The hare accelerates uniformly at a rate of 0.8 m/s2 for 4.4 seconds. It then continues at a constant speed for 13.5 seconds, before getting tired and slowing down with constant ...
*Monday, August 27, 2012 at 8:29pm by David*

**physics**

A tortoise and hare start from rest and have a race. As the race begins, both accelerate forward. The hare accelerates uniformly at a rate of 1.2 m/s2 for 4.3 seconds. It then continues at a constant speed for 11.7 seconds, before getting tired and slowing down with constant ...
*Sunday, February 3, 2013 at 3:39pm by gerry*

**SCIENCE**

IF A TORTOISE AND A HARE ARE RUNNING IN A RACE. AND IN MY GRAPH I HAVE DISTANCE IN THE VERTICAL SCALE AND TIME IN THE HORIZONTAL SCALE. THE TORTOISE IS RUNNING AT A CONSTANT RATE WITHOUT STOPPING. BUT THE HARE IS CONFIDENT AND HE STOPS HOPPING AND WAITS FOR THE TORTOISE TO ...
*Sunday, July 18, 2010 at 1:54am by Anonymous*

**physic**

tortoise= .12 m/s hare= .12 x 20= 2.4m/s rest= 2.0 minutes= 120 seconds part A 0.12 t = (2.4)(t-120 seconds)-.25 solve for t= for part B use part A's answer and multiply by the tortoise's speed.
*Thursday, September 24, 2009 at 2:21am by Ama*

**physics**

if the race is over distance d cm, then at the end, the tortoise has gone d, and the hare has only gone d-18.3 If the tortoise goes at speed 11.5 cm/s, the hare runs at 21.4*11.5=246.1 Now, the hare's running time is 126 s less than the tortoise's. Since the total times are ...
*Saturday, August 25, 2012 at 12:57pm by Steve*

**Physics**

tortoise= 10.1 t hare= 195.94(t-122) tortoise - hare= 10.1t - 195.94t + 23904.68 = 20.8 Solve for t 23883.88 = 185.84 t t = 128.5185 s tortoise t= (10.1)(128.5185)= 129.036 cm
*Thursday, February 2, 2012 at 12:52am by Alex*

**please someone answer this question**

speed of tortoise = 16 cm/s speed of hare = 25(16) or 400 cm/s let the time for tortoise be t seconds then time for hare = t-120 seconds distance for tortoise = 16t distance for hare = 400(t-120) but they went the same distance, so .... 400(t-120) = 16t 400t - 48000 = 16t 384t...
*Thursday, November 3, 2011 at 12:03am by Reiny*

**physics**

A hare is resting behind a rock, when he suddenly sees a tortoise cruising by at a constant 4.0m/s. The hare, literally at rest initially, decides he must catch up with the tortoise, to save face. So, he accelerates uniformly to 6.0m/s in 4.0 seconds. Once he reaches 6.0m/s, ...
*Friday, September 17, 2010 at 9:57pm by Kyle*

**12th grade**

a tortoise and a hare are "running" in a race.you are asked to prepare graphs similar to those in your reading material to graph the process of each animal during the race.as in text,distance is the vertical scale of your graph and time is the horizontal scale.the tortoise ...
*Wednesday, September 15, 2010 at 2:48pm by Anonymous*

**english double checking **

***** "The Turtle and the Rabbit Run a Race" and "The Tortoise and the Hare" both teach lessons in a humorous way that attracts the reader, and both of the stories use talking animals to show foolishness of human actions.
*Thursday, November 24, 2011 at 12:48pm by Anonymous*

**science**

A tortoise and a hare are running in a race. You are asked to prepare graphs similar to those in your reading material to graph the progress of each animal during the race.As in the text, distance is the vertical scale of your graph and time is the horizontal scale. The ...
*Thursday, January 7, 2010 at 6:22pm by Babii Gurl*

**Math (Number Theory)**

The tortoise and the rabbit were in a 42 kilometer marathon. The rabbit can run 5 times as fast as the tortoise. Less than halfway into the race, the rabbit dropped his lucky rabbit's foot, and so stopped to try and find it. After finding it, he started running to catch up ...
*Monday, April 1, 2013 at 3:00am by Hale*

**physics**

a hare can run 100m in 5 seconds what is its speed
*Monday, January 17, 2011 at 4:18pm by tom turner*

**scienced**

how does the race betweebn the tortoise and the the hare the differencde between average speed and instantaneous speed ?
*Sunday, September 11, 2011 at 9:28pm by brianna*

**12th grade**

a tortoise and a hare are running in a race you are asked to prepare graps similar to those in your reading material to graph the progress of each animal during the race. as in the text, distance is the vertical scale of your graph and time is the horizontal scale. the ...
*Wednesday, February 24, 2010 at 3:07pm by pam turner*

**5th grade**

haretown and tortoiseville are 27miles apart. Hare travesl teh distance from haretown to tortoiseville at the rate of 7mph. Tortoise travels the distance from tortoiseville to haretown at the rate of 2mph. If both set out at the same time, how many miles will hare have ...
*Thursday, September 16, 2010 at 5:04pm by tryston*

**Physics**

Let X be the distance before the finish line that the tortoise can get before the hare resumes running. The hare has 400 m to go, and will require 400/9 = 44.4 s to finish. The tortoise requires X/0.54 seconds to finish. For a close "photo finish", 44.4 s = X/0.54 m/s X = 24 m
*Friday, October 9, 2009 at 1:32am by drwls*

**Pre-Calculus**

slope is defined as rise/run you are given a rise of 2000 ft, we don't know the run so set up the ration 2000/run = 12/100 12run = 2000(100) run = 200000/12 = 16 667 ft
*Thursday, February 3, 2011 at 4:48pm by Reiny*

**Physics**

A quarterback throws a football toward a receiver with an initial speed of 21 m/s at an angle of 30° above the horizontal. At that instant, the receiver is 12 m from the quarterback. In what direction and with what constant speed should the receiver run in order to catch the ...
*Sunday, June 1, 2008 at 2:46pm by Elisa*

**physics**

Hmmmm. Did it run in circles? Did it run in a straight line? Change the speed to m/s
*Sunday, August 24, 2008 at 7:17pm by bobpursley*

**Math**

Is the time it takes to run a 100-meter race a function of the speed you run?
*Thursday, February 10, 2011 at 11:45pm by Please help*

**Math**

Rise is always divided by the run. Rise/Run is what you must use. However, the rise is 96 inches in this case and the run is 32 inches. So, our fraction should be 96/32 = 3. However, 3 is a whole number not a fraction. Is there a typo here? Shouldn't the rise be 32 and the run...
*Saturday, February 9, 2008 at 5:55pm by Guido*

**physical science**

How far can a person run in 15 minutes if they run at an average speed of 16km/hr?
*Thursday, January 24, 2008 at 8:02pm by Ashleigh*

**financial Accounting **

an advertisement to run every Thursday for 12 weeks. All ads have been run except for three Thursdays in December to complete the 12-week contract. 12 - 3 = 9 weeks
*Wednesday, March 10, 2010 at 3:47pm by Ms. Sue*

**science**

you run 100m in 25's. if you later run the same distance in less time , does your average speed increase or decrease? explain.
*Sunday, April 14, 2013 at 3:22pm by karen*

**Oligopoly**

Does the shut down run rule apply to oligopolies in the same way as it does to perfectly competitive companies for both the short run and the long run?
*Saturday, February 27, 2010 at 7:30pm by Kiersyn*

**physics**

1500 m races are run on oval tracks, not straight line tracks. Runners do not move toward the "center of the track". Perhaps they want the time when the distance covered is 750 m. The speed reached during the first part would be V = sqrt(2aX) = 60 m/s It would take him V/a = ...
*Sunday, July 31, 2011 at 9:20pm by drwls*

**English :reposting**

Thank you. This makes correcting your post much easier. :-) 1. You need a dash after Hook. 2. OK. 3. The second part of your correction is a run-on. 4. Another run-on sentence 5 and 6 also have run-on sentences.
*Wednesday, June 6, 2012 at 4:40pm by Ms. Sue*

**Economics**

A long-run supply curve is flatter than a short-run supply curve because A. firms can enter and exit a market more easily in the long run than in the short run. B. long-run supply curves are sometimes downward sloping. C. competitive firms have more control over demand in the ...
*Tuesday, November 29, 2011 at 12:11pm by Bob*

**Physics Problem**

Assuming he ran at uniform speed for the first 27 minutes. Then initial speed, u = (10000-1100)m/(27*60)sec. = 5.494 m/s Remaining time is 3 minutes, or 180 s. Distance to run, S = 1100m a = acceleration = 0.2 m/s let t=time of acceleration, then new speed=u+at time to run at ...
*Sunday, August 30, 2009 at 9:50pm by MathMate*

**Math**

22 run in the morning. But 7 of these run at night, also. That means that 15 run only in the morning.
*Saturday, October 6, 2012 at 7:21pm by Ms. Sue*

**PHYSICS**

AN OSTRICH CAN RUN AT SPEEDS OF UP YO 72 KM/H. HOW LONG WILL IT TAKE AN OSTRICH TO RUN 1.5KM AT HIS TOP SPEED?
*Wednesday, September 5, 2007 at 9:50pm by Susie*

**algebra**

tortious and hare race traveling at the same speed the tortoise finishes first. The toroise travels in a steady strate line begins at zero goes 32 miles in 50 minutes how would I write this in an equation
*Monday, January 7, 2013 at 10:54am by Nathan*

**Physics**

It takes you 13.5 minutes to run 8 full laps around a 400m track. Find your average speed and average velocity for the run, both in m/s.
*Monday, December 3, 2012 at 3:34pm by Skylar*

**PHYSICS**

A student is running at her top speed of 4.6 m/s to catch a bus, which is stopped at the bus stop. When the student is still a distance 38.9 m from the bus, it starts to pull away, moving with a constant acceleration of 0.177 m/s^2. A) For how much time does the student have ...
*Wednesday, July 13, 2011 at 6:04am by Luan *

**Pre-Calculus**

The grade of an incline is its vertical rise in some units per every 100 horizontal run in the same units. so rise/run = tan slope = .12 so slope = tan^-1 .12 = 6.8 degrees height in miles = .12 run in miles ( the question is ambiguous. I am assuming the 4 miles is on the map...
*Thursday, February 5, 2009 at 11:24pm by Damon*

**Math**

Two cars run at constant speeds around a one-mile racetrack. The faster car passes the slower car every two minutes if the cars run in the same direction. If they run in opposite directions, they meet every 15 seconds. Find the speed of the faster car in miles per hour.
*Tuesday, May 7, 2013 at 1:37am by Bob *

**math**

in a marathon, Hamish had to run a total distance of 11/12 mile. he ran 4/5 of the distance. how many miles did he run?
*Wednesday, February 20, 2013 at 7:09pm by Shohanur*

**math 3**

He must do 10 activities Count on your 10 fingers, saying" run, walk, jog, run, walk, jog, run, walk, jog, run, walk...." What did you say when you got to the tenth finger?
*Thursday, February 7, 2013 at 6:52am by Reiny*

**College Chemistry Lab**

Same procedure but on the second run you plug in k from the first run, C from the second run, and calculate A of the second sample.
*Monday, March 15, 2010 at 11:56pm by DrBob222*

**Math**

well, s will run from zero to 12.5 I didnt check your expansion, I graphed it on the web as the algrebraic function of ()() (). V will run from zero to guessing, 1760 try that.
*Saturday, August 15, 2009 at 1:12pm by bobpursley*

**Microeconomics help please (urgent)**

True or False? Explain your reasoning. a. The short-run average total cost can never be less than the long-run average total cost. b. The short-run average variable cost can never be less than the long-run average total cost. c. In the long run, choosing a higher level of ...
*Wednesday, October 22, 2008 at 8:43am by David*

**Physics**

starting from your house, run 2oom east at an average speed of 4m/s, then turn around and run 280m west at an average spped of 7m/s to a post. 1) calculate Average velocity from house to post 2)average speed
*Thursday, July 26, 2012 at 3:29pm by carak*

**physics!!!!!!!!!!**

If you ever watch track and field at the Olympics, you'll notice that the starting points of the runners are not even if the race is run on a curve and the runners have to run in lanes. This is to offset the fact that the distances along each lane are unequal on a curve. To ...
*Wednesday, February 13, 2013 at 11:52am by please help me out!!!!*

**physics..............**

If you ever watch track and field at the Olympics, you'll notice that the starting points of the runners are not even if the race is run on a curve and the runners have to run in lanes. This is to offset the fact that the distances along each lane are unequal on a curve. To ...
*Thursday, February 14, 2013 at 11:30pm by please help me out!!!!*

**Algebra**

The question asks how many only run in the morning. Since 22 run in the morning and 7 run both times, subtract 7 from 22.
*Saturday, October 6, 2012 at 7:10pm by Ms. Sue*

**Math**

Javia ran 8 laps around a track to run a total of 1 mile on Monday. How many laps will she need to run on Tuesday to run 3/8 of a mile?
*Tuesday, February 26, 2013 at 7:08pm by Kim*

**math**

how can i make a model to solve this problem? Javia ran 8 laps around a track to run a total of 1 mile on Monday. How many laps will she need to run on Tuesday to run 3/8 of a mile?
*Thursday, January 9, 2014 at 4:06pm by Diana*

**physics**

An ostrich can run at speeds of up to 72 km/h. How long will it take an ostrich to run 1.5 km at this top speed?
*Monday, September 7, 2009 at 11:39pm by aaron*

**physics**

An ostrich can run at speeds of up to 72 km/h. How long will it take an ostrich to run 1.5 km at this top speed?
*Monday, September 7, 2009 at 11:49pm by aaron*

**goemetry**

slope = rise/run 1/10 = (11/2)/run cross-multiply run = (10)(11/2) = 110/2 = 55 feet
*Tuesday, May 26, 2009 at 11:38am by Reiny*

**Math**

I'm not 100 percent sure but I believe it goes like this . The coach could have runners A B C run. He could also have runners A B D run it . Yet he could have runners C A D run . He also may have Runners B D C run.
*Thursday, December 15, 2011 at 4:00pm by Nick*

**math**

I have 1 question I just can't seem to solve:A rabbit and a tortoise started walking from the same place at the same time. The rabbit walked to the east for 3 hours at a speed of 20m/h and took a rest for 1 hour. Then it walked to the west for 2 hours at a speed of 15m/h. The ...
*Wednesday, November 23, 2011 at 10:44am by Howler*

**Business Algebra**

After running various advertisements, you have received the statistics from each advertising outlet. A total of 800 ads were run. The following lists the breakdown of each: 380 ads were run over the radio. 240 ads were run in the newspaper. 300 ads appeared on the Internet. ...
*Wednesday, June 10, 2009 at 10:21pm by Redbone*

**Business Algebra**

After running various advertisements, you have received the statistics from each advertising outlet. A total of 800 ads were run. The following lists the breakdown of each: 380 ads were run over the radio. 240 ads were run in the newspaper. 300 ads appeared on the Internet. ...
*Wednesday, June 10, 2009 at 10:21pm by Redbone*

**Math**

time = distance/speed he took 3 minutes (3/60 hr) longer to walk than to run, so d/5 = 3/60 + d/10 d/10 = 3/60 d = 1/2 check: it takes 6 min to run 1/2 km at 5km/hr it takes 3 min to run 1/2 km at 10km/hr
*Tuesday, May 1, 2012 at 10:21am by Steve*

**microeconomics**

The short-run cost curve for each firm's long run equilibrium output is C=y^2-20y+400. Calculate the short-run average and marginal cost curves. At what output level does short-run average cost reach a minimum? I already know the MC and the SRA is TC/Q. I got the minimum as 10...
*Monday, April 5, 2010 at 12:05pm by Jill*

**physics**

Write equations for distances travelled vs time for each animal. Assume the hare pauses once, for 60 seconds, during the race. Set the distance travelled by the tortoise (X1) equal to the distance travelled by the hare (X2) PLUS 0.3 meters. X1 = 0.12 t meters X2 = 2.4 (t - 60...
*Sunday, January 29, 2012 at 12:55am by drwls*

**Economics**

Suppose the price elasticity of demand for heating oil is 0.2 in the short run and 0.7 in the long run. c. If the price of heating oil rises from $1.80 to $2.20 per gallon, what happens to the quantity of heating oil demanded in the short run? In the long run? (Use the ...
*Friday, October 6, 2006 at 9:11pm by Jon*

**Economics**

Suppose the price elasticity of demand for heating oil is 0.2 in the short run and 0.7 in the long run. c. If the price of heating oil rises from $1.80 to $2.20 per gallon, what happens to the quantity of heating oil demanded in the short run? In the long run? (Use the ...
*Friday, October 6, 2006 at 9:11pm by Abir*

**physics**

a sled slides down a frictionless hill. if the sled starts from rest at the top, its speed is 7.5 m/s. a.) on a second run , the sled starts with a speed of 1.5 m/s at the top.. will it end with less than 9 m/s, 9 m/s, or more than 9 m/s b.) find the speed of the sled at the ...
*Wednesday, December 2, 2009 at 7:57pm by tanya*

**Math**

Jill and Matt run on a 400-meter-long oval track. They each run 10 laps daily and both run in the same lane. One day, they begin at the same point, but ran in opposite directions. Jill ran at a constant speed that was 2 meters per second faster than Matt's constant speed. Jill...
*Wednesday, October 22, 2008 at 6:34pm by Natalie*

**Macroeconomics**

(Monetary Policy and Aggregate Supply) Assume that the economy is initially in long-run equilibrium. Using an AD–AS diagram, illustrate and explain the short-run and long-run impacts of an increase in the money supply.
*Saturday, June 15, 2013 at 4:57pm by Mike*

**Calculus optimization problem**

A rectangular dog run is to contain 864 ft ^2. a. If the dog's owner must pay for fencing, what should be the dimensions of the run to minimize cost? b. Suppose a neighbor has agreed to let the owner use an already constructed fence for one side of the run. What should the ...
*Sunday, October 30, 2011 at 4:40pm by Sam*

**Alegbra (math)**

joe would run for 30 minutes or 1/2 hour Ken would run for 20 minutes or 1/3 hour. JOe ran (1/2)(6) miles = 3 miles to run 3 miles in 1/3 hour, ken must have a speed of 3/(1/3) mph = ....
*Tuesday, February 10, 2009 at 6:29pm by Reiny*

**physics**

A certain elevator cab has a total run of 204 m and a maximum speed is 321 m/min, and it accelerates from rest and then back to rest at 1.21 m/s2. (a) How far does the cab move while accelerating to full speed from rest? (b) How long does it take to make the nonstop 204 m run...
*Tuesday, October 16, 2012 at 7:35am by LIN*

**PHYSICS**

Starting from a pillar, you run a distance 200 m east (the + x-direction) at an average speed of 5.0 m/s, and then run a distance 280 m west at an average speed of 4.0 m/s to a post. Q: Calculate your average velocity from pillar to post.
*Tuesday, August 31, 2010 at 10:42pm by Ami*

**physics**

The distance the ball travels to reach the level it was thrown is [V^2/(g)] sin (2A) = 39 m The receiver must run a distance of 39-12 = 27 m during the time the ball is in the air above arm level, which is 2 V sin A/g = 2.14 s. The required speed is 39 m/2.14 s = 18.2 m/s. No ...
*Monday, June 2, 2008 at 8:40pm by drwls*

**Physics**

An experimental rocket car starting from rest reaches a speed of 530 km/h after a straight 370 m run on a level salt flat. Assuming that acceleration is constant, answer the following questios. - what was the time of the run?(s) - What is the magnitude of the acceleration? (m/...
*Sunday, September 9, 2012 at 3:34pm by Anonymous*

**algebra**

Let f(x)=x^4+2x^3-7x^2-8x+12. A.) Discuss the short run behavior of f(x). B.) Discuss the long run behavior of f(x).
*Friday, December 7, 2007 at 2:26am by danny*

**algebra**

The boys were 1/ 4 of the way across the bridge when they heard the sound of a train whistle. The train coming from behind them was moving at a speed of 45 mph. The boys immediately thought that they could turn around and run towards the near end of the bridge, and get to the ...
*Tuesday, March 11, 2008 at 10:10pm by Dante*

**Math**

Adam can run a lap on a certain circular track in 50 seconds. Grampy Sampy can run a lap on this track in 90 seconds. They start at the same location at the same time and move in the same direction. If they each run at a constant speed, how many seconds will it take before ...
*Wednesday, May 8, 2013 at 2:00am by Nate Williams*

**physics**

Adam can run a lap on a certain circular track in 50 seconds. Grampy Sampy can run a lap on this track in 90 seconds. They start at the same location at the same time and move in the same direction. If they each run at a constant speed, how many seconds will it take before ...
*Monday, May 13, 2013 at 1:14am by kathy wong*

**Economics**

If the market price falls below $4.50, the firm will earn A. positive economic profits in the short run. B. negative economic profits in the short run but remain in business. C. negative economic profits in the short run and shut down. D. zero economic profits in the short run.
*Tuesday, November 29, 2011 at 12:11pm by Bob*

**english**

Hi, I only need help in the questions. "The Turtle and the Rabbit Run a Race," #38 Swapping Stories Bel Abbey, Elton, Louisiana I'm going to tell you about the story about the Rabbit and the Turtle running a race. They were going to run a race one time. And Rabbit run so fast ...
*Thursday, November 24, 2011 at 5:05am by Anonymous*

**AP Physics **

An experimental rocket car starting from rest reaches a speed of 600 km/h after a straight 370 m run on a level salt flat. Assuming that acceleration is constant, answer the following questions. a)What was the time of the run? (in seconds) b)What is the magnitude of ...
*Wednesday, September 22, 2010 at 8:44pm by Ayana*

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