Home Maths Probability Use of Permutations and Combinatons in Probability From eighty cards numbered 1 to 80, two card…
Maths Probability Use of Permutations and Combinatons in Probability Single Correct MCQ
Published on: August 13, 2026

From eighty cards numbered 1 to 80, two cards are selected randomly. The probability that both the cards have the numbers divisible by 4 is given by

A
B
C
D
None of these

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Text Solution

Verified by Experts
The correct answer is:
B

Total number of ways

and favorable ways

∴ ∴ Required probability .

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