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Finger [1]
3 years ago
5

Mr. A is 30 years old and Mr. B is 40 years old. Calculate thier year of birth :)​

Mathematics
1 answer:
ryzh [129]3 years ago
8 0
Just subtract the year we’re in now. 2021-30=1991
2021-40=1981
Mr. A- 1991
Mr. B- 1981
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