What is the value of y?

Its worth 10000000 points need asap if you answer correctly ill mark brainliest

Which of the following tables represents exponential functions?

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.