Question

the cost of 7 M cloth is rupees 350 find the cost of 12 m cloth

Answer 1

cost of 7 m cloth=Rs.350
Then,the cost for 1 m cloth=Rs.350/7m
=>Rs.50 for 1 m

cost of 12 m cloth=Rs.50×12= Rs.600

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Answer 2

Your answer

$cost \: of \: 7m \: cloth \: = 350 \\ \\ cost \: of \: 1m \: cloth = \frac{350}{7} \\ \\ cost \: of \: 12 m \: cloth \: = 12 \times \frac{350}{7 } \\ \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 600$
Hence, cost of 12 m cloth is ₹ 600