An algebra problem by Kosaksi Sriram
Algebra
Level
pending
The cost of carpeting a room 15 metres long with a carpet 75 cm wide at 30 paisa per metre is Rs. 36. The breadth of the room is ?
18 metres
3 metres
11 metres
9 metres
8 metres
6 metres
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1 solution
Length of the carpet = Total cost / Rate
= 3600/30 = 120 m
Let breadth of the room be A metres Then (75 *120)/100 = 15 * A
A=6 metres