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Teachoo MCQ Test

CBSE Past Year MCQ Quiz

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Chapter 13 Class 12 Probability | 3 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 216
Question 1 of 3
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Question 1 of 3
CBSE Board Exam 2026
The probability that it will rain tomorrow in cities \(\mathrm{A}, \mathrm{B}\) and C is 60\%, 70\% and 80\% respectively. The probability that it will rain tomorrow in at least one of the cities is :
Select one option. Answers are shown after the test.
Question 2 of 3
CBSE Board Exam 2026
If \(3 P(A)=P(B)=\frac{3}{5}\) and \(P(A \mid B)=\frac{2}{3}\), then \(P(A \cup B)\) is :
Select one option. Answers are shown after the test.
Question 3 of 3
CBSE Board Exam 2026
If E and F are two independent events such that \(\mathrm{P}(\mathrm{E})=\frac{3}{10}, \mathrm{P}(\mathrm{E} \cup \mathrm{F})=\frac{1}{2}\), then \(\mathrm{P}(\mathrm{E} \mid \mathrm{F})-\mathrm{P}(\mathrm{F} \mid \mathrm{E})\) is equal to :
Select one option. Answers are shown after the test.