At present, the ratio between the ages of Arun and Deepak is 4:3. After 4 years, Arun's age will be 32 years. What is the age of Deepak at present?  Options:
A) 16  B) 17  C) 22  D) 19  E) 21
Let the present ages of Arun and Deepak be 4x and 3x years respectively.   Then, 4x + 4 = 32 =&gt; x = 7   Deepak's age = 3x = 21 years.   Answer: 21
<result>E</result>
At present, the ratio between the ages of Arun and Deepak is 4:3. After 4 years, Arun's age will be 32 years. What is the age of Deepak at present?