What is the minimum number of races required to pick the
best three horses from 25 horses if each race has maximum of
5 horses?
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Answer Posted / ashish :|
k...if timing devices ver not yet invented :P
1st hold 5 prelim races.....
then
1.hold a race among all the 1st place horses[of the prelims]
(let it be race x)......this will determine the fastest horse..
2.hold a race among all the 2nd place horses[of the prelims]
(let it be race y)......
3.hold a race among all the 3rd place horses[of the prelims]
(let it be race z)........
4.then hold a race among the 2nd & 3rd placed horses of race
x,1st & 2nd of race y and 1st place of race z..........this
will determine the 2nd&3rd fastest horses.....
.
. . 5+4=9..........9
v need a min of 9 races 2 determine the top 3
horses(according 2 me)
| Is This Answer Correct ? | 3 Yes | 19 No |
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