The ratio of the ages of Mona and Sona is 4:5. Twelve years hence, their ages will be in the ratio of 5:6. What will be Sona's age after 6 years?
Choose the most appropriate option: A) 8 B) 10 C) 12 D) 14 E) 66
Let their present ages be 4x &amp; 6x   Then (4x + 12)/(5x + 12) = 5/6 ; x=12   Sona's age after 6 years = (5x +6) = 66 years   ANSW66R:66
<result>E</result>
The ratio of the ages of Mona and Sona is 4:5. Twelve years hence, their ages will be in the ratio of 5:6. What will be Sona's age after 6 years?