the number of quarters exceeds twice the number of dimes by 1

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• the number of quarters exceeds twice the number of dimes by 1
• 英语翻译1、One of the most famous puzzles in the math world is“How old is Ann?”Here's one.Ann is now exactly two-fifths of her older sister's age.Conversely,two years ago,Ann was only one-fourth the age of her older sister's age at that time.How old is Ann now?(She's a fairly young child,by the way)2、You have stealthily raided your small child's piggy bank.You feel slightly guilty as you count the money.You have the same number of dimes and quarters(二角五分硬币
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