Winners of Puzzle-1

Winners Name:

• Varshini(BCA, E2)

• Puneetha (BCA, E2)

• Sneha (1st BSc-P.M.E)

• Sushmita (1st BSc-E.M.Cs)

Answer to the Puzzle 1:

1. 3 digit number-: any three digit number

2. Odd number: so the last digit must be 1,3,5,7 or 9

3. Divisible by 5: so last digit must be 5 (odd number)

4. Each digit different:

5. Digits add up to 8: as the last digit is 5, the hundreds and  tens must add up to 3.

    They  could  be 3 and 0 or 2 and 1.

6. Tens digit smaller than hundreds digit: so it must be 305 or 215.

7. Less than 300: the number must be 215