Pls help with these 2 questions

Look at attachment. has all info needed. need

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48

Carl is hanging pictures in his home. there is a space on a wall that has a width of 4 feet. carl has pictures with different widths. which picture width would fit in the space on the wall? a. 46 inches b. 60 inches c. 50 inches d. 54 inches