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Adam sat with his friends in the Chinnaswamy stadium at Madurai to watch the 100 metres running race organized by the Asian Athletics Association. Five rounds were run. After every round half the teams were eliminated. Finally, one team wins the game. How many teams participated in the race?
option
(a) 30
(b) 32
(c) 41
(d) 54

Read Solution (Total 2)

let x be the teams played totally,
at 1st round x/2
2nd round x/4
3rd round x/8
4th round x/16
5th round x/32
and finally one team is present so,x/32=1
x=32
answer:32
14 years agoHelpfull: Yes(11) No(1)

totally there were 5 rounds
let n = 5
2^n = 2^5 = 32
answer (b) 32
14 years agoHelpfull: Yes(5) No(0)

TCS Other Question

A horse starts to chase a dog that has left the stable two hours earlier. The horse runs at an average speed of 2km/hr. It crosses a 10-metre road, two small ponds 3 metres deep, and finally runs along two small streets of 200 metres long. After traveling 6 hrs, 2hrs after sunset, it catches the dog. Compute the speed of the dog in Km/hr?
option
(a) 20
(b) 22
(c) 16.5
(d) 18.5 If an airplane starts at point R and travels 14 miles directly north to S, then 48 miles directly east to T, what is the straight-line distance (in miles) from T to R?
option
(a) 25
(b) 34
(c) 50
(d) 2500