Ann's mother is 20 years older than her. In 2 years, however, Ann's mother will be three times older than Ann. How old is Ann now? Choose the correct choice.
A) 7 years
B) 8 years
C) 9 years
D) 10 years
E) 11 years
At the present:   Ann's mother is 20 years older than Ann, thus   Ann's age is x   Ann's mother's age is y=x+20   In 2 years from now:   Ann's mother is three times older than Ann, thus   Ann's age is x+2   Ann's mother's age is y+2=3 (x+2)   To calculate Ann's age, we'll take both equations:   y=x+20   y+2=x+20+2=3 (x+2)   x+22=3x+6   2x=16   x=8   Ann is currently 8 years old.   ANSWER: 8 years
<result>B</result>
Ann's mother is 20 years older than her. In 2 years, however, Ann's mother will be three times older than Ann. How old is Ann now?