A speaks truth in 60% of the cases and B in 90% of the cases. In what percentage of cases are they likely to contradict each other in stating the…
CA Foundation · Quantitative Aptitude · MTP · September 2025
A speaks truth in 60% of the cases and B in 90% of the cases. In what percentage of cases are they likely to contradict each other in stating the same fact :
Suggested Answer and Working Notes:
Correct Answer: Option (B)
B. 42%
Topics: Part-C: Statistics
Related Questions in this Topic
- If P(A) = 1 / 2 , P(B) = 1 / 3 and P(A ∩ B) = 1 / 4 , then the value of P(A ∪ B) is:
- A card is drawn from each of two well-shuffled packs of cards. The probability that at least one of them is an ace is
- A variable is known to be ______ if it can assume any value from a given interval.
- When the data are classified in respect of successive time points, they are known as ______
- The appropriate measure of dispersion for open-end classification is