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  • How many numbers can be made with the digits 3, 4, 5, 6, 7, 8 lying between 3000 and 4000, which are divisible by 5 while repetition of any digit is not allowed in any number?  <

How many numbers can be made with the digits 3, 4, 5, 6, 7, 8 lying between 3000 and 4000, which are divisible by 5 while repetition of any digit is not allowed in any number?

 

Option: 1

60


Option: 2

12


Option: 3

120


Option: 4

24


Answers (1)

best_answer

3 must be at the thousand's place and since the number should be divisible by 5, or 5 must be at the unit's place. Now we have to fill two places (tens and hundreds), i.e 4 P_2=12

Posted by

Deependra Verma

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