DAY 160:

Today’s Challenge

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 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.

Click this link for details of online math tuition with me, Paul Godding.

This entry was posted in Bookmark the permalink.

Leave a Reply

Your email address will not be published. Required fields are marked *