A sandwich shop serves 4 ounces of meat and 3 ounces of cheese on each sandwich after making sandwiches for an hour the shop owner has used 91 combined ounces of meat and cheese How many combined ounces of meat and cheese are used on each sandwich.

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.