SSC CGL Tier II (JSO) 4 March 2023 Paper

Envelope I contains 2 black and 3 red sheets. while envelope II contains 3 black and 4 red sheets. Out of these two envelopes, one is selected at random and the probability of choosing envelope I is double that of envelope II. If a red sheet is drawn from the selected envelope, then the probability that it has come from envelope II is: