# In a 500 metres race, B starts 45 metres ahead of A, but A wins the race while B is still 35 metres behind....

26 views

In a 500 metres race, B starts 45 metres ahead of A, but A wins the race while B is still 35 metres behind. What is the ratio of the speeds of A to B assuming that both start at the same time?

posted Aug 9

25/21

A's speed- x
B's speed- y
time- t
Distance for A-- 500m,
Distance for B-- 500-45-35=420m
xt=500
yt=420
x/y=500/420--> x/y=25/21

Similar Puzzles

A and B run a km race. If A gives B a start of 100 m, A wins by 20 sec and if A gives B a start of 50 sec, B wins by 30 m. Then what is the time taken by A to run a km?

Five athletes were competing in a race.

A finished before B but behind C.

D finished before E but behind B.

What was the finishing order?

Beaker A consists of sugar and water mixture in ratio 5:3 and beaker B has the same mixture in ratio 2:3. These two mixtures are mixed to form a new mixture containing half sugar and half water.
In what ratio they must be taken?