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Which graph represents 2x-5y< 15

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?