Firstly, allocate each letter of the English alphabet a numerical value as follows, A=1 B=2 C=3 . . . Z=26. If the value of the word DOG is 26 by calculating 4+15+7 for example, which two of the following 3-letter words have the same value?
AXE AND BUT COT EAR MOP SAW TOP WOK ZOO
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 1st & 4th rows of the playing board contain the following fourteen numbers:
2 3 9 10 14 15 22 32 35 40 44 54 60 72
How many square numbers are present on the list?
Make 38 Challenge
Can you arrive at 38 by inserting 4, 6, 8 and 10 into the gaps on each line?
- ◯×◯+◯–◯ = 38
- ◯²–◯²–◯+◯ = 38
- ◯²+◯+◯–◯ = 38
Answers can be found here.
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