Find the Four digit number

Number Theory Level 3

A B C D × 4 D C B A \Large \begin{array} {lr} & ABCD \\ \times & 4 \\ \hline & DCBA \end{array}

Find the 4 digit number A B C D ‾ \overline{ABCD} .


The answer is 2178.

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Venkatachalam J by Venkatachalam J , 43, India

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1 solution

Venkatachalam J
Jun 9, 2016

Relevant wiki: Cryptogram - Problem Solving

5 Helpful 0 Interesting 0 Brilliant 1 Confused

Solved by Programming 😇

Dipak Prajapati - 5 years ago

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