Freebase(0.00 / 0 votes)Rate this definition: Lux. The lux is the SI unit of illuminance and luminous emittance, measuring luminous flux per unit area. It is equal to one lumen per square metre. In photometry, this is used as a measure of the intensity, as perceived by the human eye, of light that hits or passes through a surface.
The average American eats an average of 4.2 commercially prepared meals per week. In other words, as a nation, we eat out between four and five times a week, on average.t an average cost of $12.75 per meal, youâd save yourself $8.75 for each of those meals. In other words, the average American would save $36.75 per person per week by moving all of their meals from restaurants to home-prepared meals.
She says, on average, each meal we eat away from home adds 134 calories. Once a week, over the course of a year, that can add up to two pounds. Since 1960, the average adult is 24 pounds heavier. âIf you look when you go out to a restaurant, often the food is served on a platter. I tell my students thatâs two to three servings youâre getting when you go out to eat.â. Lunch is the most popular meal away from home and averages about $10 a meal.