Question

A huge inverted funnel is constructed for industrial purpose. To protect it from sun it is covered by a hollow cylinder. Both the parts, cylindrical & conical are required to be painted from inside and outside, with an oil paint. The paint available in market is in 5 litre can, with 45% thinner already in it. It is recommended that the paint finally should have 50% thinner. The following data is given.
Radius of cone = 80 m    

Height of cone = 60 m

Cost of 5 litre can = 490 Rs.

Cost of 1 litre thinner = 20 Rs.

Area painted in 1 litre mixture = 20 m2

Labour charges per day = 200 Rs. per labour

Area painted per day per labour = 20 m2 

 

Q.  The total cost of material required is ______× 103 Rs.   

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Answer 1

Answer:

Step-by-step explanation:

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