Abasket of laundry is being separated. divide 48 pieces of clothing into 2 groups so that the ratio is 1: 3

Could someone with number 1 and 2

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?

Ineed here’s a picture of the question