At present, the ratio between the ages of Arun and Deepak is 4:3. After 7 years, Arun's age will be 19 years. What is the age of Deepak at present?
Answers.
A) 16  B) 14  C) 12  D) 9  E) 15
Let the present ages of Arun and Deepak be 4x and 3x years respectively.   Then, 4x + 7 = 19 =&gt; x = 12   Deepak's age = 3x = 9 years.   Answer: 9
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At present, the ratio between the ages of Arun and Deepak is 4:3. After 7 years, Arun's age will be 19 years. What is the age of Deepak at present?