Not to be confused with effectiveness and efficacy. For other uses, see efficiency (disambiguation). Efficiency is the (often measurable) ability to avoid wasting materials, energy, efforts, money, and time in doing something or in producing a desired result. In a more general sense, it is the ability to do things well, successfully, and without waste.
Marengo, Iowa. Marengo is a town in and the county seat of Iowa County, Iowa, United States. It has served as the county seat since August 1845, even though it was not incorporated until July 1859. The population was 2,528 in the 2010 census, a decline from 2,535 in 2000.
Anthony Mareda was arrested and charged with solicitation aggravated statutory rape. He was booked into the Sullivan County Jail on a $50,000 bond. His court date is set for Sept. 27th at 9:00AM. Posted 22nd September 2016 by Sullivan County Sheriff's Office. On 09/21/2016, detectives with the Sullivan County Sheriffâs office arrested and charged Anthony Mareda, 44, as part of an undercover child exploitation case. Detective Price began communicating with Mareda through text messages saying he was a 17 year old girl from Bristol, TN.