A sculptor is makinga statue of an animal. She first creates a model. To make th

Question

A sculptor is makinga statue of an animal. She first creates a model. To make the modelrequires 2 kg of gold. The final statue will be 5 times the size ofthe model in all three dimensions. How much gold, in kg, will sherequire to make the final statue?
When the sculptor finished making her first model of the animal,she gave it 2 coats of varnish. This took exactly one can ofvarnish. How many cans of varnish will she need to give the finalstatue 2 coats of varnish? Helpis much appreciated, thanks! A sculptor is makinga statue of an animal. She first creates a model. To make the modelrequires 2 kg of gold. The final statue will be 5 times the size ofthe model in all three dimensions. How much gold, in kg, will sherequire to make the final statue?
When the sculptor finished making her first model of the animal,she gave it 2 coats of varnish. This took exactly one can ofvarnish. How many cans of varnish will she need to give the finalstatue 2 coats of varnish? Helpis much appreciated, thanks! Helpis much appreciated, thanks!

Explanation / Answer

if linear dimensions scale by a factor of 5, volume scales by 5^3 = 125 surface scales by 5^2 = 25 so she would need 2*125 = 250 kg of gold and 1*25 = 25 cans ofvarnish.

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