Suppose that South Africa produces only two goods, sanitisers and masks. The base year is 2018 and the table below gives the quantities produced and their prices in Rands.

Quantities 2018 2019

Sanitisers 1 000 units 1 200 units

Masks 2 000 units 2 200 units

Prices

Sanitisers R 15/unit R 20/unit

Masks R 5/unit R 10/unitts

Calculate South Africa's nominal GDP in 2018 and 2019.

By how much did nominal GDP increase between 2018 and 2019?

Calculate the real GDP in 2019.

Calculate the GDP deflator in 2019.