Q9 Suppose GDP in China is 10 times larger than GDP in Australia when measured using market exchange rates, the population of China is 50 times larger than the population of Australia, and the cost of living in China is half the cost of living in Australia. Then GDP per capita in purchasing power parity terms is:

(a)40 per cent larger in Australia than in China.

(b)60 per cent larger in Australia than in China.

(c)150 per cent larger in Australia than in China.

(d)400 per cent larger in Australia than in China.

(e)900 per cent larger in Australia than in China.

Please helps me with this question. What is the answer and please provide explanation and working out please