Of two mixers and one T.V cost Rs.7000, while two T.Vs and one mixer cost Rs.9800, the value of one T.V is :
Choose the correct choice from the following answers:
A) Rs.2800  B) Rs.2100  C) Rs.4200  D) Rs.8400  E) None
Explanation:   2x+y = 7000 ............ (i)   x+2y= 9800 ..............(ii)   Solving (i) and (ii), we get y = 4200   Rs.4200orrect Option : Rs.4200
<result>C</result>
Of two mixers and one T.V cost Rs.7000, while two T.Vs and one mixer cost Rs.9800, the value of one T.V is :