Questions
A five digit number divisible by 3 is to be formed using the digits 0, 1, 2, 3, 4 and 5 without repetition. The total number of ways, this can be done is
detailed solution
Correct option is D
As 0+1+2+3+4+5=15, for a five digit number to be divisible by 3 either do not use 0 or 3. When 0 is not used, the number of such numbers is 5! and when 3 is not used, the number of such numbers is 5! -4!∴ Required number of ways =5!+(5!−4!)=216Similar Questions
If then equal to
799 666 8865
support@infinitylearn.com
6th Floor, NCC Building, Durgamma Cheruvu Road, Vittal Rao Nagar, HITEC City, Hyderabad, Telangana 500081.
JEE Mock Tests
JEE study guide
JEE Revision Notes
JEE Important Questions
JEE Sample Papers
JEE Previous Year's Papers
NEET previous year’s papers
NEET important questions
NEET sample papers
NEET revision notes
NEET study guide
NEET mock tests