DAY 150:

Today’s Challenge

Find the sum of the numbers that remain after eliminating all multiples of 3, 5 and 7 from all odd numbers between 10 and 40.

Also, do you notice anything in particular about these remaining 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 2nd & 6th rows of the playing board contain the following fourteen numbers:

5    8    12    17    18    20    28    33    48    49    55    56    63    64

From the list, which three different numbers have a sum of 100?

Answers can be found here.

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