Home
Class 12
MATHS
A bag contains n+1 coins, one of which i...

A bag contains n+1 coins, one of which is a two heads coin and the rest are fair. A coin is selected at random and tossed. If the probability. That the toss result in a head is 7/12 then the value of n is

Text Solution

Verified by Experts

The correct Answer is:
5
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION-J (aakash challengers questions)|13 Videos

  • PROBABILITY

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION-H (multiple true-false type questions)|7 Videos

  • PRINCIPLE OF MATHEMATICAL

    AAKASH INSTITUTE|Exercise Section-D:(Assertion-Reason Type Questions)|12 Videos

  • RELATIONS AND FUNCTIONS

    AAKASH INSTITUTE|Exercise Assignment (Section - J) Aakash Challengers Questions|8 Videos

Similar Questions

Explore conceptually related problems

A bag contains n+1 coins.If is known that one of these coins shows heads on both sides, whereas the other coins are fair.One coin is selected at random and tossed.If the probability that toss results in heads is 7/12, then find the value of n.

A bag contains 16 coins of which two are counterfeit with heads on both sides. The rest are fair coins. One is selected at random from the bag and tossed. The probability of getting a head is

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.

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

A bag contains 14 coins of which two are counter feet with heads on the both sides,the rest are fair coins.One is selected at random from the bag and tossed,find the probability of getting a head is-