PLS HELP I WILL REALLY APPRECIATE ONLY 3 QUESTIONS PLS

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh

Determine which postulate or theorem can be used to prove that lmn =nmo

Anne plans to increase the prices of all the items in her store by 5%. to the nearest cent, how much will an artist save if the artist buys a canvas and a frame that each measure 24 by 36 inches before the price increase goes into effect?