Questions
The number of six digit numbers which have sum of their digits as an odd integer, is
detailed solution
Correct option is B
For the first place we have nine choices. For each of the next four places, we have 10 choices. At this stage we add the numbers already selected and choose the digit at unit’s place in 5 ways.Similar Questions
The number of ways in which we can get at least 6 successive tails when a coin is tossed 10 times in a row, is
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