I have a Statistics question and need help with the plots

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.