PLEASE HELP!!! Geographers can use the formula "total amount of arable land divided by the total number of farmers" to calculate

physiological density
agricultural density
arithmetic density
standard density
population density

Where are the worlds languages distributed?

(psychology) i basically have to make a mnemonic device for a vocab term from the lesson, the word i chose was anterograde amnesia ( loss of memory from the point of injury or trauma forward, or the inability to form new long-term memories.) i'm not that creative and my brain feels dead so plzzz if you could i'd be sooo !

The torque output of an engine is usually measured in the units of a rpm b bhp c foot pounds d feet per pound