A shopkeeper sells three types of flower seeds `A_1, A_2 and A_3` . They are sold as a mixture whereas the proportions are 4:4:2 respectively. The germination rates of the three types of the seeds are 45%, 60%, 35%. Find the probability
that it is of type `A_2` given that a randomly chosen seed does not germinate.

A shopkeeper sells three types of flower seeds A_1, A_2 and A_3 . They are sold as a mixture whereas the proportions are 4:4:2 respectively. The germination rates of the three types of the seeds are 45%, 60%, 35%. Find the probability of a randomly chosen seed to germinate.

A shopkeeper sells three types of flower seeds A_1, A_2 and A_3 . They are sold as a mixture whereas the proportions are 4:4:2 respectively. The germination rates of the three types of the seeds are 45%, 60%, 35%. Find the probability that it will be not geminate given that it is of the type A_3 .

For three persons A, B and C the chances of being selected as Manager of a firm are in the ratio 4:1:2 respectively. The respective probabilities for them to introduce a radical change in marketing strategy are 0.3, 0.8 and 0.5. If the change does take place, find the probability that it is due to the appointment of B or C.

A problem is given to three students, whose chances of solving it are : 1/4, 1/3 and 1/2 respectively. Find the probability that exactly one of them may solve it.

In a tape recorder factory, three machines A, B and C produced 25%, 35% and 40% respectively. The percentage of defective output of these machines are 5%, 4% and 2% respectively. A tape recorder is selected at random and is found to defective. Find the probability that tape recorder is produced by machine B .

Three persons A, B and C apply for a job of Manager in a Private Company. Chances of their selection (A, B and C) are in the ratio 1 : 2 : 4. The probabilities that A, B and C can introduce changes to improve profits of the company are 0.8, 0.5 and 0.3 respectively. If the change does not take place, find the probability that it is due to the appointment of C.

ln a tape recorder factory, three machines A, B and C produced 40%, 30% and 20% of total production. The percentage of the defective output of these machines are 2%, 3% and 4% respectively. A tape recorder is selected at random and found to be defective. Find the probability that tape recorder is produced by machine C.

Three persons A,B and C apply for a job of manager in a private company. Chances of their selection are in the ratio 1:2:4. The probabilities that A,B and C can introduce changes to improve profits of the company are 0.8, 0.5 and 0.3 respectively. If the change does not take place, find the probability that it is due to appointment of C.

P= A^3. B^(1/2) . C^1 . If percentage errors in A, B and C are 1, 2 and 4 respectively, then find the percentage error in P.