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In a certain code language, 'PING' is coded as '7953' and 'NOSE' is coded as '4638'. What is the code for 'N' in the given code language?
5
6
3
4
3
Find the unique common letter and digit between two coded words
Identify Common Elements
• Letters in PING: {P, I, N, G} • Letters in NOSE: {N, O, S, E} The only common letter between PING and NOSE is 'N'.
Find Common Digit
• Digits of PING: {7, 9, 5, 3} • Digits of NOSE: {4, 6, 3, 8} The only common digit in both sets is 3.
Therefore, N is coded as 3.
3
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