mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

Not Roman numerals

The letters \(I\), \(V\) and \(X\) each represent a different digit from 1 to 9. If
$$VI\times X=VVV,$$
what are \(I\), \(V\) and \(X\)?

Show answer

If you enjoyed this puzzle, check out Sunday Afternoon Maths LXVII,
puzzles about digits, or a random puzzle.

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2019

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

List of all puzzles

Tags

tiling sum to infinity quadratics menace addition range ave integers sequences square roots wordplay complex numbers colouring shapes dates coins factors percentages books graphs pascal's triangle fractions coordinates crossnumbers squares games probability sums rugby indices algebra prime numbers speed parabolas lines hexagons circles christmas volume polygons numbers mean people maths regular shapes averages folding tube maps ellipses geometry clocks proportion doubling multiples the only crossnumber differentiation partitions gerrymandering odd numbers unit fractions integration rectangles advent time number factorials functions perimeter crosswords symmetry 2d shapes digital clocks multiplication dominos remainders shape dodecagons dice elections cryptic crossnumbers cryptic clues cards calculus digits chocolate taxicab geometry division median 3d shapes chalkdust crossnumber grids arrows trigonometry scales irreducible numbers triangles routes probabilty spheres bases crossnumber products means perfect numbers angles triangle numbers chess money surds palindromes sport area floors logic balancing cube numbers planes square numbers star numbers

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2020