Probability — Class 12 Maths Solution

exemplar objective MCQ NCERT,Exemp,Q.84,Page.283
Question

If two cards are drawn from a well shuffled deck of 52 playing cards with replacement, then the probability that both cards are queens, is

  • (a) $\frac{1}{{13}} \cdot \frac{1}{{13}}$ ✓ Correct
  • (b) $\frac{1}{{13}} + \frac{1}{{13}}$
  • (c) $\frac{1}{{13}} \cdot \frac{1}{{17}}$
  • (d) $\frac{1}{{13}} \cdot \frac{4}{{51}}$
Step-by-step Solution
Correct answer: option (a)

Required probability $= \frac{4}{{52}} \cdot \frac{4}{{52}} = \frac{1}{{13}} \times \frac{1}{{13}}\quad$ [with replacement]

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NCERT & Exemplar solution for CBSE Class 12 Mathematics, Probability. Curated by Sachin Sharma. Free for all students.