SATHEE: Permutations And Combinations Question 265

Permutations And Combinations Question 265

Question: How many numbers of five digits can be formed from the numbers 2, 0, 4, 3, 8 when repetition of digits is not allowed [MP PET 2000; Pb. CET 2001]

Options:

A) 96

B) 120

C) 144

D) 14

Show Answer

Answer:

Correct Answer: A

Solution:

Numbers are 2, 0, 4, 3, 8 Numbers can be formed = (Total) - (those beginning with 0) = 5! - 4! = 120 - 24 = 96.

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Permutations And Combinations Question 265

Question: How many numbers of five digits can be formed from the numbers 2, 0, 4, 3, 8 when repetition of digits is not allowed [MP PET 2000; Pb. CET 2001]

Options:

Answer:

Solution:

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