Which table(s) show x and y in DIRECT PROPORTION?

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase