Young-Helmholtz Trichromatic theory. the theory that the retina contains three different colors receptors-one most sensitive to red, one to green, one to blue-which when stimulated in combination can produce the perception of any color.
$62 (cost per guest). In 2015, the average cost of wedding catering is between $51-$73 per guest. While many couples spend significantly less than this due to banquet-style dinners, the average spend is around $60 per adult guest.The food served at a wedding reception is determined by the time of the wedding and local custom.hile many couples spend significantly less than this due to banquet-style dinners, the average spend is around $60 per adult guest. The food served at a wedding reception is determined by the time of the wedding and local custom.
Averages. According to the Merchant Circle and How Much Does Everything Cost websites, the average charge for a standard wedding coordinator is about $1,500 per wedding. However, high-end, excessively expensive weddings can sometimes yield payments of $5,000 or more for wedding planners. At the time of publication, the Cost Of Wedding website reports that the average total wedding expense in 2010 is between $18,050 and $30,083, and that most couples generally spend close to $24,066.