The sum of the present ages of two persons A and B is 54. If the age of A is twice that of B, find the sum of their ages 5 years hence?
Choose the correct answer:
A) 50
B) 64
C) 70
D) 80
E) 90
A + B = 54, A = 2B   2B + B = 54 =&gt; B = 18 then A = 36.   5 years, their ages will be 41 and 23.   Sum of their ages = 41 + 23= 
<gadget id="calculator">41 + 23</gadget>
<output>64</output>
64.   ANSWER:64
<result>B</result>
The sum of the present ages of two persons A and B is 54. If the age of A is twice that of B, find the sum of their ages 5 years hence?