Margaret is 9 years more than twice the age of his son. The age of son is 12. Find the age of mother and find the difference between their ages	Answers.
A) 21yrs B) 20yrs C) 30yrs D) 40yrs E) 50yrs
Let, age of son x=12   Margaret is 9 years more than twice the age of his son, y = 9+2(x)   =9+2(12)   =9+24= 
<gadget id="calculator">9+24</gadget>
<output>33</output>
33yrs   Difference= 33 - 12= 
<gadget id="calculator">33 - 12</gadget>
<output>21</output>
21yrs   21yrsNSWER:21yrs
<result>A</result>
Margaret is 9 years more than twice the age of his son. The age of son is 12. Find the age of mother and find the difference between their ages