Number of results: 25,602
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
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
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 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
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 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
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
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
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 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 a humorous way that attracts ...
Thursday, November 24, 2011 at 12:48pm by Anonymous
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 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
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 ...
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
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. ...
Wednesday, November 23, 2011 at 10:44am by Howler
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
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 ...
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
The three-toed sloth is the slowest moving land mammal. On the ground, the sloth moves at an average speed of 0.0330 m/s, considerably slower than the giant tortoise, which walks at 0.0800 m/s. After 10.2 minutes of walking, how much further would the tortoise have gone ...
Sunday, January 15, 2012 at 6:49pm by Jen
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 ...
Saturday, August 25, 2012 at 12:57pm by Steve
algebra
at time m minutes, the position of tortoise, t, is t = 32/50 m That's some fast tortoise! What was he driving?
Monday, January 7, 2013 at 10:54am by Steve
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
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
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
math
rabbit: 3*20 + 1*0 - 2*15 = 30 tortoise: 6*6 = 36 So, after 6 hours, the tortoise is 6 miles east of the rabbit.
Wednesday, November 23, 2011 at 10:44am by Steve
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
Genetics
In cats the allele B produces black, whereas b produces yellow. Neither gene is dominant, and in the heterozygous state the phenotype is a combination of yellow and black spots called tortoise-shell. The alleles B and b are “X-Linked”. If a tortoise-shell cat has ...
Tuesday, April 5, 2011 at 8:38am by Whitney
Math
Steady Tortoise stated crawling from Woody Woods to Fresh Forest at 7:30 a.m. Sprightly Rabbit left Woody Woods for Fresh Forest at 8:00 a.m. and caught up with Steady Tortoise at 10:00 a.m. Rabbit reached Fresh Forest at 11:00 a.m. When will Tortoise reach the Forest? Give ...
Friday, December 12, 2008 at 5:44am by Shaba-laba-ding-dong
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
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 ...
Wednesday, September 15, 2010 at 2:48pm 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
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
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 ...
Sunday, July 31, 2011 at 9:20pm by drwls
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
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 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
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 ...
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
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
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
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
Algebra 2
The Goodyear Tire Company is testing a new tire. The tires are placed on a machine that can simulate the tires riding on a road. The machine is first set to 60 mph and the tires run at the speed for 7.2 hours. The machine is then set to a second speed and run at this speed for...
Monday, September 17, 2007 at 6:23pm by Cathy
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
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
math
A giant tortoise can live 175 years in captivity. The gastrotrich, which is a small aquatic animal, has a life span of only 3 days (72 hours). If a gastrotrich died after 36 hours, a giant tortoise that lived 87.5 years would live proportionally the same because they both ...
Sunday, April 1, 2012 at 12:25pm by Michelle
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
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
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
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
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
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
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/...
Friday, October 9, 2009 at 1:32am by drwls
physics
Compute your average velocity in the following two cases: (a) You walk 73.6 m at a speed of 1.79 m/s and then run 73.6 m at a speed of 4.31 m/s along a straight track. (b) You walk for 1.00 min at a speed of 1.79 m/s and then run for 1.30 min at 4.31 m/s along a straight track.
Sunday, September 9, 2012 at 12:14pm by Corey
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
science
what is the diference between turtle and tortoise. They look the same and why they are called differently. Hi I was unable to post some web addresses, but if you search under google "differences between turtles and tortoise" it will bring up some addresses with ...
Wednesday, February 28, 2007 at 8:54am by Basil
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
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. ...
Wednesday, October 22, 2008 at 6:34pm by Natalie
physics
A runner, beginning at rest, completed a 50 m run with a final speed of 6 m/s. Assuming constant acceleration. a) What was the average speed of the runner? b) What was the runner's time? c) What was the acceleration? a) half the final speed b) distance/(average speed) c) (...
Monday, October 2, 2006 at 11:04pm by maria
science
Thank you. I don't know if this one is right- At the speed of 2.5m/s, how many seconnds will it take the kayak to run a 4,500 m course? what is the speed of the kayak in kilometers per hour? speed= 4,500km/2.5h*60min/1 h =270,000/2.5=108,000km/h Thank you Ms. Sue :-)
Wednesday, March 9, 2011 at 1:20pm by Annie
calculus
A man launches his boat from point A on a bank of a straight river, 3 km wide, and wants to reach point B, 2 km downstream on the opposite bank, as quickly as possible. He could row his boat directly across the river to point C and then run to B, or he could row directly to B...
Friday, December 4, 2009 at 9:30pm by Avilene
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
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
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
English
Take a look at the pictures of tortoises and tell us what you think. http://www.google.com/search?q=tortoise+horn&hl=en&biw=711&bih=453&prmd=imvns&source=lnms&tbm=isch&ei=qBCOTsnFBeajsQK6we2HAQ&sa=X&oi=mode_link&ct=mode&cd=2&sqi=...
Thursday, October 6, 2011 at 4:31pm by Ms. Sue
Physics
In a 100 m race, Maggie and Judy cross the finish line in a dead heat, both taking 10.6 s. Accelerating uniformly, Maggie took 2.20 s and Judy 2.90 s to attain maximum speed, which they maintained for the rest of the race. A) What was Maggie's acceleration? B) What was ...
Thursday, February 2, 2012 at 12:50am by Emily
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
English
Here are some links to the poem: http://search.yahoo.com/search?fr=mcafee&p=The+Tortoise+in+Eternity+by+Elinor+Wylie Sra
Tuesday, July 27, 2010 at 12:45am by SraJMcGin
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
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. ...
Thursday, February 14, 2013 at 11:30pm 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. ...
Wednesday, February 13, 2013 at 11:52am by please help me out!!!!
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
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- HELP
How to find average speed with a given initial speed, theta, and delta x? I know average speed= total distance/total time, but I am given an initial speed, an angle and delta x. Mark throws a ball to Daniel with an initial speed of 20 m/s at an angle of 45 degrees. If they are...
Wednesday, December 1, 2010 at 7:26pm by Amm
math
Runnign at a consant speed, Andrea covers 15 miles in 2 and half hours. At this speed, how many minutes will it take her to run 2 miles?
Wednesday, April 15, 2009 at 6:46pm by Anonymous
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...
Saturday, February 9, 2008 at 5:55pm by Guido
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
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
math
Running at a constant speed, Andrea covers 15 miles in 2.5 hrs. At this speed, how many minutes will it take her to run 2 miles? I know that I need to use conversion but i don't know how to convert it.
Tuesday, May 27, 2008 at 4:37pm by derek
physics
An experimental rocket car starting from rest reaches a speed of 560 km/h after a straight 450 m run on a level salt flat. Assuming that acceleration is constant, answer the following questios. (a) What was the time of the run? Your answer is incorrect. s (b) What is the ...
Friday, September 30, 2011 at 8:33pm by charly
science
At the speed of 2.5 m/s, how many seconds will it take the kayak to run a 4,500 m course? What is the speed of the kayak inn kilometer per hour? I want to work it on my own, just need help with formula please thanks
Wednesday, March 9, 2011 at 12:49pm by Annie
physics
In 1954, Roger Bannister became the first human to run a mile in less than 4 minutes. Suppose that a runner on a straight track covers a distance of 1.00 mi in exactly 4.00 min. 1. What is his average speed in mi/h? 2. What is his average speed in ft/s? 3. What is his average ...
Thursday, January 20, 2011 at 12:31am by andrea
Physics
A sprinter starts from rest in a 100-meter race, accelerates to his full running speed of 10.3 m/s in 1.15 seconds (assume constant acceleration) and continues at that speed for the rest of the race. (a) How far did he run before attaining his full speed? (b) What was his ...
Thursday, September 16, 2010 at 1:25am by Phil
Physics
starting from ypur 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
Tuesday, July 24, 2012 at 2:19pm by carak
7th g science
http://www.guardian.co.uk/environment/2009/jul/22/lonesome-george-galapagos-tortoise-father
Friday, May 13, 2011 at 12:40pm by Ms. Sue
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
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
A sprinter can accelerate with constant acceleration for 2.70 s before reaching top speed. He can run the 100-meter dash in 10 s. What is his speed as he crosses the finish line? Please show me all the steps to solving this problem. Thanks
Wednesday, October 5, 2011 at 7:38pm by Beth
algebra
A jogger ran 6 miles, decreased her speed by 1 mile per hour and than ran another 7 miles. If total jogging time was 2 1/42, find speed for each part of her run.
Thursday, December 15, 2011 at 3:05pm by ty
Physics
Tyler runs the length of a soccer field (100m). A. How much time is required for him to run the full length at speed v? B. If he runs at 6.0 m/s how long does it take tyler to run the length of the field?
Sunday, September 11, 2011 at 9:58pm by AZ
physics
A man is 3/8th of the way across a railroad bridge when he hears a train coming. He knows that this passenger train cruises along at 60 MPH in this area. It turns out that he can run to either end of the bridge and jump off just ahead of the train. Assuming he runs a a ...
Monday, April 29, 2013 at 6:01pm by Pam
Physics
You run a race with your friend. At first you each have the same kinetic energy, but then you find that she is beating you. When you increase your speed by 21.0%, you are running at the same speed she is. If your mass is 77.0 kg, what is her mass?
Sunday, February 10, 2013 at 2:07pm by Jake
How far behind?
Need to know how far behind runner A is at 9 km then figure time for leader to run the last km at 9 km /35 min rate In that time A mus increase speed so that he covers 1 km plus the distance behind in that time his average speed is then (1 + distance behind)/time for leader to...
Saturday, January 10, 2009 at 7:10pm by Damon
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