Question
Natalie is 15 years old and Fanny is thrice as old as she is. What will be the ratio of Natalie's age to Fanny's age in 7 years' time?
3 m

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Natalie is 15 years old and Fanny is thrice as old as she is. What will be the ratio of Natalie's age to Fanny's age in 7 years' time?