DAY 237:

Today’s Challenge

There are two sets of three consecutive numbers, in ascending order, whose sum is less than 50 and follow this sequence:

  •   triangular number – square number – prime number

Can you list both sets of numbers?

The 7puzzle Challenge

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

The 3rd & 6th rows of the playing board contain the following fourteen numbers:

5    12    13    18    20    25    33    36    42    45    49    56    66    80

What is the difference between the totals of the odd numbers and even numbers?

Make 237 Challenge

Can you arrive at 237 by inserting 1, 2, 3, 4 and 5 into the gaps below?

(◯+◯)²×(◯+◯)–(2×◯) = 237

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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