At present, Gloria is 46 years old and Betty is 20 years old. When will Gloria be twice as old as her daughter?
Gloria will be twice as old as her daughter Betty 6 years from now.
Gloria will be twice as old as her daughter Betty 6 years from now.
Gloria will be twice as old as her daughter Betty 8 years from now.
Gloria will be twice as old as her daughter Betty 8 years from now.
Gloria will be twice as old as her daughter Betty 9 years from now.
Gloria will be twice as old as her daughter Betty 9 years from now.
Gloria will be twice as old as her daughter Betty 5 years from now.
what is the answer?