Question

a room is 15 m long and 9m broad. find the cost of corpenting the room with a carpet 75cm broad at the rate of rupees 10 per meter?

Answer 1

permeter of room

as the 2 sides are not equal so it must be a rectangel andf 2 * l+b so

2 * [ 13 + 9 ]

44 m

cost per 75 cm. = 65

therefore cost of carpet = 1 m = 100 cm so

44 m = 44 * 100 cm

4400 cm.

4400 cm. * 10 = 44000 answer cost of room

Answer 2

heya!!
.Area of room =l ×b

=),15×9=135m^2

lenght of carpet=area of room /width of carpet.

=)length of carpet =1350000cm/75 cm


=)lenght of carpet=18000 cm

l=180m.

1m_________10₹

180m________180×10

=)1800₹ Ans.

hope it help you.

@rajukumar☺