Angie bakes six layers of different coloured sponge cake and leaves them to cool on the kitchen counter.

Renee cat comes along and takes a nibble out of EACH layer.

Calculate:

A) The level of swearing from Angie at the discovery of nibbled cake.

B) The exact percentage of remaining cake.

C) The exact amount of extra buttercream needed to cover the nibbled cake.

D) The amount of tea needed to calm Angie down.