Seven years ago the average age of a family of 2 members was 26 years. A child has been born. due to Which the average age of the family is 23 years today. What is the present age of the child?  Choices.
A) 25years
B) 29years
C) 30years
D) 35years
E) 40years
Explanation:   Average of the family of two numbers   7 years ago = 26   = (26+ 7) * 2 = 40 years   Average age of the family of three members at present = 23 years   = 23 * 3= 
<gadget id="calculator">23 * 3</gadget>
<output>69</output>
69 YEARS   Age of child= 69 - 40= 
<gadget id="calculator">69 - 40</gadget>
<output>29</output>
29 years   Answer: Option 29years
<result>B</result>
Seven years ago the average age of a family of 2 members was 26 years. A child has been born. due to Which the average age of the family is 23 years today. What is the present age of the child?