Question

Find the cost of papering the walls of a room 8 metres long, 6 metres broad and 5 metres
high at 4 paise per square metre allowing for a door 2.5 metre x 1.5 metre and 3 windows
each 1.5 metre x 1 metre.
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Answer 1

Answer:

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Step-by-step explanation:

Wall area =2(8+6).4=112 sq m

Area of roll=(.8).5=4 sq m

No of rolls required=112/4=28

Cost of papering=Number of rolls.cost of one roll=28.120=3360 Rs