if 19 coconuts cost 850 rupees then what is the cost for 7 coconuts?
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0
Answer:
121
is the correct answer
Answered by
0
Answer:
2A+3B+1C=26...(1)
3A+2B+2C=35....(2)
(1)×3+(2)×2
we get
12A+13B+7C=26×3+35×2=148
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