Question

kathy is packing her suitcase for a trip. she wants the total weight of the suitcase to be no more than 50 pounds. the total weight so far is 37 1/2 pounds. she wants to add books that weigh 1 3/4 pounds each. which inequality shows the number of books she can add to her suitcase

Answer 1

D is the correct answer.

We do not need math in this instance, just knowledge.
We know that the answer will point to 0, not infinity. There are constraints. Also note that 1.75*7=12.25, which means you can fit no more than 7 books in the bag.
What best describes this? Answer Choice D