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Question Number 114212 by mathdave last updated on 17/Sep/20

Answered by mr W last updated on 18/Sep/20

1+2+3+4+5=15 × 0+2+3+4+5=14 ✓ 0+1+3+4+5=13 × 0+1+2+4+5=12 ✓ 0+1+2+3+5=11 × 0+1+2+3+4=10 ✓ example with digits 0,2,3,4,5: xyxyx with x=0,2,5 y=3,4 or x=0,3,4 y=2,5 2×2×2×2×1=16 numbers totally: 3×16=48 numbers

1+2+3+4+5=15×0+2+3+4+5=14✓0+1+3+4+5=13×0+1+2+4+5=12✓0+1+2+3+5=11×0+1+2+3+4=10✓examplewithdigits0,2,3,4,5:xyxyxwithx=0,2,5y=3,4orx=0,3,4y=2,52×2×2×2×1=16numberstotally:3×16=48numbers

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