Present ages of Sameer and Anand are in the ratio of 5 : 4 respectively. Seven years hence, the ratio of their ages will become 11 : 9 respectively. What is Anand's present age in years?	Options
A) Can't be determined  B) 56  C) 27  D) 24  E) None of these
Explanation:   Let the present ages of Sameer and Anand be 5x years and 4x years respectively.   Then, (5x+7)/(4x+7)=11/9   ⇒ 45x + 63 = 44x + 77⇒ 9(5x + 7) = 11(4x + 7)   ⇒ 45x - 44x = 77 - 63= 
<gadget id="calculator">77 - 63</gadget>
<output>14</output>
14.   Anand's present age= 4x = 56 years.   Answer: 56
<result>B</result>
Present ages of Sameer and Anand are in the ratio of 5 : 4 respectively. Seven years hence, the ratio of their ages will become 11 : 9 respectively. What is Anand's present age in years?