Restricting complete paths

Restricting complete paths

TGM Original

A fair coin chooses one of two bags. Bag A contains 3 red and 1 blue counter; bag B contains 1 red and 3 blue counters. One counter is drawn. Given that it is red, find the probability that bag A was chosen.

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs tuition enrolment.

Create a free account to practise similar questions.

Answer:\(3/4\).

Need help? Join our JC Math tuition classes.

Learn more