求教 math prep2 47 分数的least common denominator

yuhongkui · 发表于 2014-8-15 10:15:08

47. 3982-!-item-!-187;#058&003679

In the fraction x/y , where x and y are positive integers, what is the value of y ?

(1) The least common denominator of x/y and 1/3 is 6.

(2) x = 1.

分数的least common denominator？？？不明白
敬礼！

yuhongkui · 发表于 2014-8-15 11:42:54

各位牛人回个话

HermanLu · 发表于 2014-8-16 08:33:13

最小公分母？

yuhongkui · 发表于 2014-8-16 21:07:36

HermanLu 发表于 2014-8-16 08:33
最小公分母？

收到 y可以是2、6 谢谢

[原始] 求教 math prep2 47 分数的least common denominator