John was 31 years old when he married Betty. They just celebrated their fifth wedding anniversary, and Betty's age is now 7/9 of John's. How old is Betty? Options
A) 24
B) 26
C) 28
D) 30
E) 32
Assume Betty's age on marriage = x years.   John's age on marriage = 31   John's age after 5 years = 36 years.   Betty's age after 5 years = x + 5   Given: x + 5 = 7/9 (36) = 28   Therefore Betty's current age = 28   Option 28
<result>C</result>
John was 31 years old when he married Betty. They just celebrated their fifth wedding anniversary, and Betty's age is now 7/9 of John's. How old is Betty?