Eddie is 92 years old. His granddaughter Becky is currently four times younger than he is. The mother of Becky - Irene, is two times her age. How old is Irene? Let's answer step by step:
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Becky is four times younger than Eddie, which means she is 92 / 4 = 23 years old. Her mother is two times older than she, so it means Irene is 23 * 2 = 46 years old. The answer: 46.
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