Nicky and Cristina are running a 1,000 meter race. Because Cristina is faster than Nicky, she gives him a 12 - second head start. If Cristina runs at a pace of 5 meters per second and Nicky runs at a pace of only 3 meters per second, how many seconds will Nicky have run before Cristina catches up to him?

Nicky and Cristina begin running a race at the same time, though Nicky begins the race at the same time, though Nicky begins the race 36 meters ahead of Cristina. If Cristina runs at a pace of 5 meters per second and Nicky runs at a pace of only 3 meters per second, how many seconds will Nicky have run before Cristina catches up to him?

Randy can run pi meters every 2 seconds. If the circular track has a radius of 75 meters, how many minutes does it take Randy to run twice around the track?

During their daily training race, Carl has to stop to tie his shoes . Melissa, whose shoes are Velcro , continues to run and gets 20 feet ahead of Carl . Melissa is running at a constant rate of 8 feet per second , and Carl starts running at a constant rate of 9.2 feet per second to catch up to Melissa . Which of the following equations , when solved for s, gives the number of seconds Carl will take to catch up to Melissa ?

A and B run a mile race.In the first heat A gives B a start of 11 yards and beats him by 57 seconds; in the second heat A gives B a start of 81 seconds and is beaten by 88 yards: in what time could each run a mile?

In a 100m race: A runs at 8km per hour.If A gives B a start of 5m and still beats him by 15 seconds: what is Bs speed.

In a 100 m race, A runs at 6 km/hr. If A gives B a start of 8 m and still beats him by 9 seconds, what is the speed of B?

In a 100 m race, A runs at a speed of (5)/(3) m/s. If A gives a start of 4 m to B and still beats him by 12 seconds, what is the speed of B?