题目内容双击单词支持查询和收藏哦～

A box contains yellow tennis balls and white tennis balls. The number of yellow tennis balls in the box is $$10$$ more than the number of white tennis balls. If $$2$$ of the yellow balls are replaced by $$2$$ white balls, the ratio of the number of yellow balls to the number of white balls will be $$4$$ to $$3$$. What is the total number of tennis balls in the box?
Total number: __________

42 显示答案