SOLUTION: Tanya is 6 times younger than her great-grandfather. If a zero is placed between the digits of her age, it will read as the age of her great-grandfather. How old is Tanya?
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Question 1124381: Tanya is 6 times younger than her great-grandfather. If a zero is placed between the digits of her age, it will read as the age of her great-grandfather. How old is Tanya? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Let = the tens digit of Tanya’s age
Let = the units digit of Tanya’s age
( also note that is the hundreds digit
Of her greatgrandfather’s age And is
the units digit of her greatgrandfather’s age
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(1)
(1)
(1)
(1)
a and b must be single digits, and the only
way that can be true, is if and
Tanya is 18
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Check:
OK
