Marcus walks 1.45 km to the store. levon walks 2.1 times the distance that marcus walks to meet at the store. how far does levon walk to the store?

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?