Today’s Challenge
Using the three numbers 3, 6 and 9 just once each, with + – × ÷ available, THREE of the following target numbers are not possible to make. What is the sum of these three numbers?
3 6 9 12 15 18 21 24 27 30 33 36
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 5th & 7th rows of the playing board contain the following fourteen numbers:
4 6 7 11 16 21 24 27 30 50 70 77 81 84
Which number on the list, when multiplied by 5, has its result also on the list?
Make 33 Challenge
Can you arrive at 33 by inserting 2, 3, 4 and 5 into the gaps on each line?
- (◯+◯+◯)×◯ = 33
- (◯+◯)×◯–◯ = 33
- (◯³+◯–◯)÷◯ = 33
Answers can be found here.
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