Question

6 Emma has a wooden sculpture in the shape of a cuboid. The sculpture is 2.2 m high, 1.1 m wide and 0.55 m thick. Emma plans to paint all the faces of the sculpture with three coats of wood varnish. a How many tins of wood varnish does Emma need to buy? b What is the total cost of the wood varnish? varnish $3.99 (Size of tin: 100 ml) 20 m² per litre 18 Area, perimeter and volume

          6 Emma has a wooden sculpture in the shape of a cuboid.
The sculpture is 2.2 m high, 1.1 m wide and 0.55 m thick.
Emma plans to paint all the faces of the sculpture with
three coats of wood varnish.
a How many tins of wood varnish does Emma
need to buy?
b What is the total cost of the wood varnish?
varnish
$3.99
(Size of tin: 100 ml)
20 m² per litre
18 Area, perimeter and volume