. If the non-institutionalized population 15 years of age and older is 16 million, the number of discouraged workers is 1 million, the labour force

. If the non-institutionalized population 15 years of age and older is 16 million, the number of discouraged workers is 1 million, the labour force is 11 million and total employment is 9 million, then the measured unemployment rate is about

a) 10% b) 13% c) 18% d) 25%