1.

The pillars on the veranda of a school are square prisms of base length 20 centimetres and height 2.25 metres. There are 60 such pillars. What is the total cost of painting them all, at 250 rupees per square metre?

Answer»

The pillars on the veranda of a school are square prisms of base length 20 centimetres and height 2.25 metres. There are 60 such pillars. What is the total cost of painting them all, at 250 rupees per square metre?





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