Two mixers and one T.V. cost Rs. 7000, while two T.V.s and a mixer cost Rs, 9800. The value of one T.V. is:
A. Rs. 2800
B. Rs. 4200
C. Rs. 2100
D. Rs. 8400
Answer:B
Two mixers and one T.V. cost Rs. 7000, while two T.V.s and a mixer cost Rs, 9800. The value of one T.V. is:
A. Rs. 2800 B. Rs. 4200 C. Rs. 2100 D. Rs. 8400
Explanation: Let C.P. of a mixer be Rs. x and that of a T,V. be Rs. y.