- what was the amount for the checque?
- Fill up the blanks
- The smallest number which when diminished by 3
- Find the 10 digit number
- Complete the equation
- Two Theoreticians.....
- Two packs of cards....
- solve the equation....
- Flying Cards Problem.....
- Permutations
- Climbing 10 Steps
- About cpp connectivity
- puzzle
- one more hard mathematical puzzle...
- Hard Mathematical puzzle[3]
- Find the number....
- Look at this logic...
- The Impossible Series.....
- Permutations and Combinations
- Get 37 by using five five's
- Count the Digits
- Shortucut to calculate 50 !