A drone is originally priced at $120. The online retailer gives a discount and the drone is now priced at $108. Enter thepercentage discount for the cost of the drone.

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?