Tanya's grandfather was 8 times older to her 16 years ago. He would be 3 times of her age 8 years from now. What was ratio of ages of Tanya and her grandfather 8 years ago. Choices.
A) 11:50  B) 11:51  C) 11:53  D) 11:54  E) None of these
Let, Tanya age 16 years ago = x,   Grandfather's age 16 years ago = 8x.   8 years from now, 3(x+16+8) = (8x+16+8)   =&gt; x = 48/5   8 years ago ratio was:   =&gt;x+8/8x+8=48/5+8/8×48/5+8   =&gt;88/424=11/53   Option 11:53
<result>C</result>
Tanya's grandfather was 8 times older to her 16 years ago. He would be 3 times of her age 8 years from now. What was ratio of ages of Tanya and her grandfather 8 years ago.