A box contains 3 red and 4 blue marbles. Two marbles are drawn without replacement. What is the probability that the second marble is red if it is known the first marblel is red?

(a) \(\frac {3}{7}\)

(b) \(\frac {4}{7}\)

(c) \(\frac {1}{3}\)

(d) \(\frac {1}{7}\)

I got this question in a national level competition.

My doubt is from Multiplication Theorem on Probability topic in division Probability of Mathematics – Class 12

NCERT Solutions for Subject Clas 12 Math Select the correct answer from above options

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