Recent content by crina26

thanx a lot for pointing out this, so p(a/b)=3/10:9/10=3/10*10/9=3/9=1/3

i got Probability(meeting)= 1- 2025/3600=7/16... am i right?

P(A│B)= (P(A∩B))/(P(B)) - formula for conditional probability the result i got is P(A│B)= (P(A∩B))/(P(B))=27/10 is it correct?

Homework Statement Mykola and Petro have a meeting on a bus station between 9:00P.M. and 10:00P.M. The guy that come 1st waits only 15 minutes for the other guy and if the 2nd guy doesn't come during this time the 1st guy will go away. Find a probability that Mykola and Petro will meet...

Homework Statement There are 3 white and 2 black balls in box. We pick up 2 balls from the box without replacement and one of them appears to be white. Find probability that the second ball is also white. Homework Equations The Attempt at a Solution can you help me with this...