Guest

the number of ways in which we can arrange the digits 1,2,3,.....9 such that the product of five digit at any of the five consecutive position is divisible by 7 is a) 7! b) 9P7 c) 8! d) 5(7!)

the number of ways in which we can arrange the digits 1,2,3,.....9 such that the product of five digit at any of the five consecutive position is divisible by 7 is
a) 7!
b) 9P7
c) 8!
d) 5(7!)

Grade:12

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
5 years ago
576-739_1.PNG

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free