Exercise 3
A runs 1 km in 2 mins 5 secs and B runs the same distance in 3 min 20 secs. What is the lead given by A to B, if the race ends in a dead heat.
Correct!
Wrong!

A runs at a speed of 6 m/s and B at a speed of 8 m/s. If B gives A a lead of 100 m. What must be the length of the race so that the race ends in a dead heat.
Correct!
Wrong!

In a game of 100 points, A gives B 10 points and C gives A 15 points. Find the number of points C can give to B in a game of 400 points.
Correct!
Wrong!

In a certain race, A gives B a lead of 20 m and C a lead of 30 m. B gives C a lead of 15 m. Find the length of the race.
Correct!
Wrong!

In a race of 1000 m. A runs at a speed of 5 m/s and gives B a start of 100 m. What is the speed of B if the race ends in a dead rubber.
Correct!
Wrong!

Races and Games  Exercise 3