Solve for each equation and tell how you found the value of each variable?

Me because some of question i don’t understand

Long division the problem is 40 ➗ 348 = ?

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.