DAY 341:

The Main Challenge

All the following 3-digit numbers are divisible by 4, except one!  Which one is it?

228   276   308   336   412   484   528   552   660   794   888   944

The 7puzzle Challenge

The playing board of the 7puzzle game is a 7-by-7 grid containing 49 different numbers, ranging from 2 up to 84.

The 2nd & 7th columns contain the following fourteen numbers:

2   5   9   10   16   24   28   32   33   45   48   50   66   70

What is the product of the single-digit numbers?

The Factors Challenge

Which is the ONLY number below that is a factor of 341?

3    5    7    9    11    13    15    17    19

The Mathematically Possible Challenge

Using 29 and 12 once each, with + – × ÷ available, which is the ONLY number that is possible to make from the list below?

1    4    9    16    25    36    49    64    81    100

#SquareNumbers

The Target Challenge

Can you arrive at 341 by inserting 2, 3, 4, 5 and 6 into the gaps on both lines?

  •  (◯²–◯–◯)×(◯²–◯) = 341
  •  (◯+◯)³–(◯×◯)÷◯ = 341

Answers can be found here.

Click Paul Godding for details of online maths tuition.

This entry was posted in 7puzzleblog.com. Bookmark the permalink.

Leave a Reply

Your email address will not be published.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