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TLS Online TPP Program
#Question id: 14691
#Unit 13. Methods in Biology
In a shooting competition, the probability of hitting the target by A is 2/5, by B is 2/3 and by C is 3/5. If all of them fire independently at the same target, calculate the probability that only one of them will hit the target.
TLS Online TPP Program
#Question id: 14692
#Unit 13. Methods in Biology
A box contains 6 white balls and 3 black balls and another box contains 4 white balls and 5 black balls. The probability that a ball selected from one of the box again selected at random is a white ball.
TLS Online TPP Program
#Question id: 14693
#Unit 13. Methods in Biology
Two sisters A and B appeared for an Audition. The probability of selection of A is 1/5 and that of B is 2/7. The probability that both of them are selected is
TLS Online TPP Program
#Question id: 14694
#Unit 13. Methods in Biology
Two balls are to be drawn from a bag containing 5 red and 7 white balls. Find the chance that they will both be white
TLS Online TPP Program
#Question id: 14695
#Unit 13. Methods in Biology
From a bag containing 4 white and 5 black balls a man draws 3 at random. Then the probability that all 3 are black is
TLS Online TPP Program
#Question id: 14696
#Unit 13. Methods in Biology
Urn A contains 6 red and 4 black balls and urn B contains 4 red and 6 black balls, one ball is drawn at random from urn A and placed in urn B. Then one ball drawn at random from urn B and placed in urn A. If one ball is now drawn from urn A, the probability that it is found to be red is