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← Bihar Board Class 12 PYQ
Probability
Bihar Board Class 12 · Mathematics · 53 past questions
Topic
Basic probability and addition theorem
2
Independent events and multiplication theorem
2
Word problems on truth-telling, survival and bags
1
Conditional probability
0
Equally likely outcomes with coins, dice and cards
0
Random variables and probability distributions
0
Level
Easy
2
Moderate
0
Tough
0
Year
2026
3
2025
2
2024
1
2023
1
2021
2
2019
4
2018
0
2017
2
2016
0
2015
1
2 of 53 ·
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Q48
2017
If S be the sample space and E be the event then $P(E)=...........$
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Q50
2017
If $P(A)=\frac{3}{8}$, $P(B)=\frac{1}{2}$ and $P(A\cap B)=\frac{1}{4}$ then $P(A\cup B)=$ ...........
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