1) What is a good solution to avoid wasting energy in the kitchen? a) Plan appliance use to avoid repeated switching on and off. b) Don't take devices out of standby mode c) Expend energy uncontrollably 2) What is the mean of the energy expenditure value in Kwh (0.03 + 0.12 + 1 + 6) a) 2,2356 b) 1,7665 c) 1.7875 d) 2 3) And the mode? (0,03 + 0,12 + 1 + 6) a) 0,03 b) 0,12 c) 1 d) 6 e) There is no mode, since no number repeats. 4) And the median? (0,03 + 0,12 + 1 + 6) a) 1,12 b) 0,56 c) 0,12 d) 1 5) What kitchen appliances are most commonly used? a) refrigerator, mixer and blender b) toaster, stove and food processor c) microwave, mixer and coffee maker d) stove, refrigerator and microwave

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