Albert is 2 times Mary’s age but only 4 times as old as Betty. Mary is 16 years younger than Albert. How old is Betty? Choose the correct choice from the following options.
A) 8  B) 12  C) 10  D) 15  E) 18
given that A=2M=4B..AND M=A-16..   substituting the values M=16,A=32 AND B=8..   8nswer is 8
<result>A</result>
Albert is 2 times Mary’s age but only 4 times as old as Betty. Mary is 16 years younger than Albert. How old is Betty?