Target CBSE 2022 - Term II #!#Pdhenge Hum Bhadenge Hum

3 friends A, B and C play the game "Pahle Hum Pahle Tum" in which they throw a die one after the other and the one who will get a composite number 1^(st) will be announced as winner, If A started the game followed by B and then C then what is the ratio of their winning probabilities?

Assume that the probability that a bomb dropped from an aeroplane will strike a certain target is 0.2. If 6 bombs are dropped find the probability that (i) exactly 2 will strike the target.(ii) at least 2will strike the target.

Statement: After the success of films such as Hum Aapke Hain Kaun and Dilwale Dulhaniya Le Jayenge good music and clean entertainment are back again. Courses of action: I. Movies having good music and clean entertainment should be promoted. II. The two movies mentioned above should be awarded for their clean entertainment. III. The government should ban movies that are not like these two films.

The management of ABC Ltd. set up the target of selling 10,000 units per week and made all their plans based on this target. But due to change in technology adapted by competitors which reduced their cost, the ABC Ltd. Could not achieve their target. (ii) State any other two limitations.

A can hit a target 4 times in 5 shots, b can hit 3 times in 4 shots, and C can hit 2 times in 3 shots. Calculate the probability that (i) A, B and C all hit the target (ii) B and C hit and A does not hit the target.