Solve the algebraic expressions y+4 if y =3.6

Ahomeowner plans to hang wallpaper on one wall of a bedroom that is 10 feet long if a stripe of wallpaper is 20 inches wide and stripes or hung vertically how many stripes on wall paper with the homeowner required

Need on this one asap im almost done with this subject

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.