A simple economy consists of the following statistics: Voluntary unemployed 8 million; involuntary unemployed 6 million; number employed 30 million. Total population over 18 years, 90 million; Child Labour 4 million; discouraged workers 3 million, seasonally unemployed 4 million, youth unemployment 4 million, housewives 10 million, students 4 million. Calculate the

a. Labour force

B. Employment rate

C. Labour force participation rate.