Question 4 the day - June 12, 2002
- View SourceHi!
The question for the day is an interesting one based on simple concepts of numbers.
How many four digit numbers exist which can be formed by using the digits 2, 3, 5 and 7 once only such that they are divisible by 25?
(1) 4! - 3!
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K S Baskar
Director - Ascent Education
Phone (044) 431 5854