Suppose son name is 120,his brother name is 150 and his mother name is 180.find out his father's name??? Options:	A) 190	B) 210	C) 230	D) 240	E) 250
since difference between all name is =30   so father's name will be  180+30= 
<gadget id="calculator"> 180+30</gadget>
<output>210</output>
210.   ANSWER:230
<result>C</result>
Suppose son name is 120,his brother name is 150 and his mother name is 180.find out his father's name???