Over the course of 4 days the price of stock at acme corporation fell $28. what was the average change in stock price per day?

Im not sure but i think the answer to your question is 7 correct me if im wrong though

Ibelieve 4mn because it’s like you’re combining them

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.