英语翻译Jack is 15 years old,three times as old as his sister.Ho

Jack is 15 years old,three times as old as his sister.How ol three times as old as his 进、?1 Jane is four years old.Her brother is three times as ol 英语翻译Jack is twice as old as Bill,who is eight years younger Mnm is five times as old as my sister.How old is mum now? Mum is times as old as my sister.How old is mum now?________ in another three years Tom will be three times as old as he Jack is twice as old as Jill, 智力测试 Jack is 15 years older than his sister.How old will ... Ben is as old as your sister Mother is five times old as my younger brother.In 15 years s lily's father is four times as old as her sister.