Today’s Challenge
Playing the superb American maths card game, 24game, can be frustrating but very addictive when testing your arithmetical skills.
When using four numbers just once each, with + – × ÷ available, it is only possible to make 24 with one of the seven groups of numbers below. Which one?
- 1 1 7 6
- 1 1 7 7
- 1 1 7 8
- 1 1 7 9
- 1 1 7 10
- 1 1 7 11
- 1 1 7 12
Let us know if you have an answer!
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 6th & 7th rows of the playing board contain the following fourteen numbers:
4 5 11 12 18 20 24 27 30 33 49 56 70 77
Which is the only cube number listed?
Make 200 Challenge
Can you arrive at 200 by inserting 10, 20, 25 and 40 into the gaps below?
(◯–◯÷◯)×◯ = 200
Answers can be found here.
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