You're at the health center. You're worried about your weight. Ask the nurse a question about optimality., The air conditioning engineer is setting the temperature for your office. He asks about optimality. Answer him., You're doing a safety inspection. You aren't sure how many fire extinguishers should be in the building. Ask the safety officer about optimality., There are many ways to help people stop smoking. Your principal wants your input for a new campaign. Tell him and talk about optimality., You want to improve your English skills, but you don't know how. Ask your teacher about optimality., Studying English for 10 minutes is too little. Studying for 10 hours is too much. Talk about optimality, Exercising for 10 minutes a week is too little. Exercising for 100 hours a week is too much. Talk about optimality.

Unit 6: Talking about optimality

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