Today’s Challenge
If you allocate each letter of the English alphabet a numerical value as follows: A=1 B=2 C=3 . . . Z=26, the value of the word ‘CAT’ would be 24, simply calculated by doing 3+1+20.
Following this rule, what is the value of the word ‘PUZZLED’?
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 & 2nd rows of the playing board contain the following fourteen numbers:
2 8 9 14 15 17 22 28 40 48 55 63 64 72
What is the sum of the multiples of 6?
Make 4 Challenge
Can you arrive at 4 by inserting 1, 3, 5 and 7 into the gaps on each line?
- (◯+◯)–(◯+◯) = 4
- (◯+◯)÷(◯×◯) = 4
- √(◯×◯–◯×◯) = 4
- (◯–◯)×(◯–◯) = 4
- (◯²×◯+◯)÷◯ = 4
Answers can be found here.
Click Paul Godding for details of online maths tuition. Wherever you are in the world, please get in touch.
