LAST ATTEMPT! MARKING AS BRAINLIEST!! ( simplifying radicals)

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

This is so hard and it’s for a test

How far could you drive on 50 gallons of gas