Read the following five clues and work out which number I am today:
- I am a 2-digit number
- My 1st digit is bigger than my 2nd digit
- I am less than 50
- I am an odd number
- I am not a prime number
The 7puzzle Challenge
The playing board of the 7puzzle game is a 7-by-7 grid of 49 different numbers, ranging from 2 up to 84.
The 1st & 5th rows contain the following fourteen numbers:
2 6 7 9 14 15 16 21 22 40 50 72 81 84
Which of the multiples of 10 has more factors?
Answers can be found here.
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