A mother stated, “thrice my mother’s age is 7 times my age. And my daughter’s age is the cube root of my age. Also, nine years ago, my age was one-third of my mother’s age then.” Find the ratio between the age of the mother’s mother, the mother’s daughter and the mother herself is
1
12 : 1 : 7
2
21 : 1 : 9
3
31 : 2 : 11
4
22 : 1 : 9
5
22 : 1 : 10