I suggest you, as the first step, to start with a definition of an efficiency relation. Examples: efficiency=(total emitted energy)/(supply energy) efficiency=(emitted energy in a range of frequencies)/(supply energy) efficiency=(emitted energy in a range of frequencies and over a solid angle)/(supply energy)
Springdale, AR Lowest Regular Gas Prices Summary. There are 28 Regular gas price reports in the past 5 days in Springdale, AR. The average Regular gas price in Springdale, AR is $2.12, which is $0.29 lower than U.S. national average Regular gas price $2.41. The lowest Regular gas price is $2.05 of Murphy Express located at 7250 W Sunset Ave, Springdale, AR 72762.
Little Rock, Arkansas is located in Pulaski County. Zip codes in Little Rock, AR include 72295, 72260, and 72231. The median home price in Little Rock is $168,000 which is roughly $81/per square foot. More Little Rock information.