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IQ question. There are 25 horses and you want to find the fastest 3. Given that you can only put 5 of them in each race, what is the minimum number of races that you need?

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Respuestas de entrevistas

6 respuestas

7

Answer is 5. Unless the timings of the horses were not known, then the answer is 7.

Dipen en

3

6 race 5 each group, pick the best of each group and one fore the final 5

Anónimo en

0

Its 8. 7 races would ignore the fact that the top 3 could be in the same first race.

Anónimo en

2

^ Why would it be 7 if you could determine 1st to 5th place from the 6th race?

Anónimo en

13

7

Anónimo en

1

you need 7 races

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