Most Important Selected Qs for JEE AdvancedMathematicsProbability
Match the following List-I with List-II
Options
- Aarray llll 4 & 1 & 3 & 2 array
- Barray llll 1 & 2 & 3 & 4 array
- Carray llll 3 & 4 & 2 & 1 array
- Darray llll 4 & 1 & 2 & 3 array
Correct answer
D. array llll 4 & 1 & 2 & 3 array
Step-by-step solution
(P) P ( A ₄ ~B )= 1 4 1 1 4 1 10 + 1 4 3 10 + 1 4 6 10 + 1 4 1 = 1 2 (Q) Required probability = 3 ^5 C ₃+5^3 ¹⁵ C ₃ = 31 91 (R) Required probability = 3!(2) 4 4 4 = 3 16 (S) P ( A )= _ i =1 ^3 P ( E _ i ) P ( A E _ i )= 1 3 1+ 1 3 1 2 + 1 3 1 6 = 5 9 Thus, P ( E₁ A )= 1 3 1 5 9 = 3 5 , P ( E₂ A )= 1 3 1 2 5 9 = 3 10 and P ( E₃ A )= 1 3 1 6 5 9 = 1 10