Question

A hall is 16 m long and 12 m broad. Find the cost of carpeting it at rupees 615 per m2 , after leaving a margin of 1 metre all around. Please help.

Answer 1

may be its help u!!!!!!!!!

Answer 2

Answer:

$length \: = 16m \\ breadth = 12m$

$after \: removing \: 1m \: from \: each \: side$

$new \: length = 14m \\ new \: breadth = 10m$

$area = l \times b = 14 \times 10 = 140m$

$cost = area \times 615 = 140 \times 615 = 86100$