sandy is required to practice her clarinet for a total of 1/94 hours a week if sandy split her remaining required practice time equally over two sessions on Saturday how long would practice be

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?