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Fittoniya [83]
4 years ago
14

MODULAR ARITHMETIC If it is 9 o'clock now,what will it be in 111 hours .

Mathematics
1 answer:
zhenek [66]4 years ago
3 0

Answer:

12 o'clock.

Step-by-step explanation:

As we are talking time we work in mod 12.

9 mod12 + 111 mod12

= (9 + 111) mod12

= 120 mod 12

= 0.

So the time will be 12 o'clock.

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