解答
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?
解答
求解步骤
Translate the problem into an equation:
求解
找到 age
流行的例子
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?