Question

9. The cost of 30m of cloth is ₹450. Find the cost of 16 m of cloth.

Answer 1

Answer:

cost of 30m cloth = Rs450

cost of 1m cloth=450/30

=Rs15

cost of 16m cloth=16×15

Rs240

hope it helps you

Answer 2

$by \: proportional \: method : \\ let \: the \: cost \: of \: 16m \: cloth = x \: ru \\ the \: cost \: of \: 20m \: cloth \: = 450 \: ru \\ proportion \\ 16 :20 : : x : 450 \\ \frac{16}{20} = \frac{x}{450} \\ x = \frac{16}{20} \times 450 = 360 \\ {.}^{.} . \: the \: cost \: of \: 16m \: of \: cloth \: is \: 360 \: rupees$

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