1. (a) Seven variables are listed below. Decide for each variable whether it is a nominal variable or a real variable: (7 marks) i) Physical production of goods and services ii) Overall price level iii) Price of apples in Omani Rials iv) Price of apples relative to price of bananas v) Rate of unemployment vi) Amount of goods you purchase with your monthly salary vii) Tax charged by the government every year (b) Data below is for an imaginary country called Land of Milk and Honey: Adult Population: 109474 Employed: 62510 Unemployed: 3500 Calculate the following: (i) Labor force, (ii) Unemployment rate, (iii) Labor-force participation rate.