Answer: Bill, 1
Step-by-step explanation:
Given
Bill and will run a 400 yard race.
Bill win by 20 yard
Suppose the speed of Bill and Will are
time taken for them is same for the first time
Now Bill starts 20 yards behind the starting line
Ratio of their time to cover the distances is
The obtained ratio is less than 1. Thus, the time taken by Bill is less than Will.
For the same time Bill wins
Thus, Will has covered only 399 yards.
This time Bill wins by 1 yards.
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