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?

In a 500 metres race, B starts 45 metres ahead of A, but A wins the ra

1.	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?
A.	25 ∶ 21
B.	25 ∶ 20
C.	5 ∶ 3
D.	5 ∶ 7
Answer» B. 25 ∶ 20

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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?

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