In a railway compartment, 6 seats are vacant on a bench. In how many ways can 3 passengers sit on them.please describe briefly
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Answered by
4
Write all 3 digit numbers using 2 3 4 taking each digit only once
https://brainly.in/question/1854576
Write all 3 digit numbers using 2 3 4 taking each digit only once
https://brainly.in/question/1854576
Answered by
1
Answer:
120
Step-by-step explanation:
Formula: nCr*r!
Solution:
6C3*3
=6!*3!/3!*3!
= 6*5*4*3*2*1*3*2*1/3*2*1*3*2*1
= 120
Hope this helps!!
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