The price of 2 kg tea-leaves and 5 kg sugar is Rs. 125; and the price of 3 kg tea-leaves and 8 kg sugar is Rs. 192 . Find the price of 4 kg tea-leaves and 15 kg sugar.
A
Rs. 187
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B
Rs. 267
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C
Rs. 295
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D
Rs. 423
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Solution
The correct option is C Rs. 295 2t+5s=125=>eqn13t+8s=192=>eqn2eqn1×3=6t+15s=375eqn2×2=6t+16s=384Subweget−s=−9s=Rs9Subs=9in12t+45=1252t=80t=40So4t+15s=4(40)+15(9)=160+135=Rs295