Abasketball player scored 13 times during one game. she scored a total of 22 points, two for each two-point shot and one for each free throw. how many two-point shots did she make? how many free throws?

Richter defined the magnitude of an earthquake to be m = log i/s , where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. the magnitude of a standard earthquake is m = log s/s =