We’ve all been given a problem in a calculus class remarkably similar to the following one: Farmer Ted is building a chicken coop. He decides he can spare 190 square feet of his land for the coop, which will be built in the shape of a rectangle. Being a practical man, Farmer Ted wants to spend as little as possible on the chicken wire for the fence. What dimensions should he make the chicken co...

The Department of Infrastructure and Transport (DIT) in South Australia awarded Keolis Downer the contract to operate maintain commuter rail network Adelaide state Australia. This is first time this has been managed by a private operator. Formed 2009, joint venture between Keolis, leading public transport operator established 15 countries (including United Kingdom, States, Germany, Netherlands)...

To safeguard against meat supply shortages during pandemics or other catastrophes, this study analyzed the potential to provide average household’s entire protein consumption using either soybean production distributed at household level in U.S. with: (1) pasture-fed rabbits, (2) pellet and hay-fed (3) pellet-fed chickens. Only backyard resources, cultivation can 80–160% of 0–50% a needs be pro...

The Honolulu Rail Transit Project is a 20-mile elevated rail line along the south shore of O’ahu that connects West O’ahu, Pearl Harbor, Daniel K. Inouye International Airport, downtown Honolulu, and Ala Moana Center near Waikiki, as shown in Figure 1. For most tourists, long for shuttle buses at airport followed by traffic congestion before ...