Home
Class 12
MATHS
A bag contains (2n+1) coins. It is known...

A bag contains `(2n+1)` coins. It is known that `n` of these coins have a head on both sides whereas the rest of the coins are fair. A coin is picked up at random from the bag and is tossed. If the probability that the toss results in a head is `(31)/(42)` , determine the value of `n` .

Promotional Banner

Similar Questions

Explore conceptually related problems

A bag contains (2n + 1) coins. It is known that n of these coins have a head on both sides whereas the rest of the coins are fair. A coin is picked up at random from the bag and is tossed. If the probability that the toss results in a head is (31)/(42) , then determine the value of n.

A bag contains (2n+1) coins. It is known that n of these coins have a head on both sides whereas the rest of the coins are fair. A coin is picked up at random from the bag and is tossed. If the probability that the toss results in a head is 31/42 then determine the value of n.

A bag contains 2n+1 coins.It is know that nn of these coins have a head on both of its sides.Whereas the rest of the coins asew fair . A coin is picked up fat random from the bag and is tossed.If the probablity that the toss results in head is (31)/(42) .find the value of n