My brother is 3 years elder to me. My father was 28 years of age when my sister was born while my mother was 28 years of age when I was born. If my sister was 4 years of age of when my brother was born, then, what was the age of my father and mother respectively when my brother was born?
Choices:
A) 32 yrs, 23 yrs B) 32 yrs, 25 yrs C) 35 yrs, 29 yrs D) 35 yrs, 33 yrs E) none
Sol.   Clearly, my brother was born 3 years before I was born and 4 years after my sister was born.   So, father's age when brother was born = (28 + 4)= 
<gadget id="calculator">(28 + 4)</gadget>
<output>32</output>
32 years.   mother's age when was born= (28 - 3)= 
<gadget id="calculator">(28 - 3)</gadget>
<output>25</output>
25 years.   Answer 32 yrs, 25 yrs
<result>B</result>
My brother is 3 years elder to me. My father was 28 years of age when my sister was born while my mother was 28 years of age when I was born. If my sister was 4 years of age of when my brother was born, then, what was the age of my father and mother respectively when my brother was born?