解
Maria’s mother is now four times as old as Maria. In five years she will be three times as old as Maria. What are their ages now?
解
解答ステップ
Translate the problem into an equation:
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人気の例
Tony is 8 years older than Kyle. The sum of their ages was 32 three years ago. What is Kyle's current age?Fred is 4 years older than Barney. Five years ago, the sum of their ages was 48.Kristen is 17 years old. She is 3 years older than half the age of Dorinda. How old is Dorinda?Rebecca is 29. She is 10 years older than Sam. How old is Sam?Tyson is y years old and his brother, Ted, is three years younger. In three years' time they will be a total of 33 years old.What age is Tyson now?