In the Olympic tennis event ( in which each tennis player gets eliminated from the tournament after the first defeat) there are 37 players participating. Can you − in 5 seconds − count how many matches there need to be until there is one

approximately 19 matches for single player contest and 9 matches for double player contest

Step-by-step explanation:

However, it is important to note that a tennis match is usually between two players (one player to one) or two teams of players (two players to two players),

So, there may be approximately 19 matches for single player

() and approximately 9 matches () for double player contest.

he spend 5.1 minutes chatting with his friends.

step-by-step explanation:

2/5+1/2=9/10

6/1-9/10=5.1