For brainliest answer i need to make sure this is correct

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation