Question

Total expenditure to paste a paper of breath 60cm and the rate of 4per m is rupees 580 find the height of room? Length 8.5m and breath 6m

Answer 1

Answer:

Givin cost of papering the wall is Rs. 3150 at Rs. per sq.m. Height of the room is 5m and length and breadth are in ratio 4:1 .

Area of wall to be papered= rate of papering permeter cost of papering the wall = 143150=225m2

The height of wall =5cm. Let the length of the wall be 4x and breadth be x .

Surface area of four walls =2h(l+b)or,225=2×5(4x+x)or,225=10(5x)or,225=50x or x=4.5

Length of wall =4x =5×4.5=18m

Breadth of wall =x=4.5 m

Step-by-step explanation:

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