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Profit and Loss

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  1. If two mixers and one T.V. cost Rs. 7000, while two T.V.s and one mixer cost Rs. 9800. The value of one T.V. is ?
    1. Rs. 2800
    2. Rs. 2100
    3. Rs. 4200
    4. Rs. 8400
Correct Option: C

2 x + y = 7000 ....(i)
x + 2 y = 9800 .....(ii)
Solving (i) and (ii), we get,
y = 4200


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