DAY 332:

Today’s Challenge

If you eliminated multiples of 3, 5 and 7 from this list:

12   14   18   21   25   28   30   33   35   36   40   42   44   48   54   55   56   60

which is the ONLY number that would remain?

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 & 6th columns of the playing board contain the following fourteen numbers:

2    7    10    16    30    33    36    40    45    48    49    54    64    70

How many of the numbers listed are NOT multiples of 6 or 7?

Make 332 Challenge

Can you arrive at 332 by inserting 2, 3, 4, 5 and 6 into the gaps below?

(◯×◯)²+(double◯)³+(◯–◯)⁴ = 332

Answers can be found here.

Click Paul Godding for details of online math tuition. Wherever you are in the world, please get in touch.

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