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Mathematics, 02.07.2019 13:50 pindu
John's grandmother's birthday is on grandparents day. his dad told him on this birthday his grandma will be a prime number. he also said that this birthday will be the first time her age will be a prime number since she was 79 years old. how old will john's grandma be on her birthday?
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John's grandmother's birthday is on grandparents day. his dad told him on this birthday his grandma...
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