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Maths Puzzle
Numerical Ability
how many 4 digit numbers that do not contain the digits 3 or 6 are there?
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- May be ans. is: 8!.
- 10 years agoHelpfull: Yes(0) No(0)
Others Other Question
4,12,95,1,1,96,29,1,96,26,2,96..
There were 24 students in a class. One of them, who was 18 years old, left the class and his place was filled up by a new comer. If the average of the class was thereby lowered by 1 month, the age of new comer is