Question:medium

A problem in Mathematics is given to three students P, Q and R whose chances of solving it are \(\frac{1}{2}, \frac{1}{3}, \frac{1}{4}\) respectively. Arrange the following probabilities in decreasing order: A. The probability that P cannot solve the problem
B. The probability that Q cannot solve the problem
C. The probability that P, Q and R cannot solve the problem
D. The probability that the problem will be solved by at least one student Choose the correct answer:

Show Hint

“At least one” = 1 − “none” → fastest way to solve such problems.
Updated On: May 22, 2026
  • A, B, C, D
  • B, C, D, A
  • D, A, B, C
  • D, B, A, C
Show Solution

The Correct Option is D

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