1.

The length of a rectangular wooden board is thrice its width. The width is of the board is 120 cm , find the cost of framing it at the rate of$5/20cm

Answer»

ANSWER:

$ 240

LENGTH= 360cm

breadth=120 cm

perimeter=2(l+b)

=2(360+120)cm

=2(480)cm

=960cm

Cost of framing 960M @ $5/20cm= $240



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