Present ages of Sameer and Anand are in the ratio of 5 : 4 respectively. Six years hence, the ratio of their ages will become 11 : 9 respectively. What is Anand's present age in years? Choose the correct choice from the following options:
A) Can't be determined	B) 48	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+6)/(4x+6)=11/9   ⇒ 45x + 54 = 44x + 66⇒ 9(5x + 6) = 11(4x + 6)   ⇒ 45x - 44x = 66 - 54= 
<gadget id="calculator">66 - 54</gadget>
<output>12</output>
12.   Anand's present age= 4x = 48 years.   Answer: 48
<result>B</result>
Present ages of Sameer and Anand are in the ratio of 5 : 4 respectively. Six years hence, the ratio of their ages will become 11 : 9 respectively. What is Anand's present age in years?