Question

16 cubical tin boxes with edge 8 cm are to be made. Find the cost of tin sheet tequired at all the rate of ruppes 200 per m2
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Answer 1

Answer:

Rs. 20.48

Explanation:

edge of 1 cube = 8cm = 8/100 m

area of 1 cube = 8/100 × 8/100 m²

= 0.0064 m²

area of 16 cubes = 0.0064 × 16 m²

= 0.1024 m²

1 m² costs Rs. 200

Then 0.1024 m² costs Rs. 0.1024 × 200

= Rs. 20.48

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