A box contains 5 plain pencils and 7 pens. A second box contains 4 color pencils and 4 crayons. One item from each box is chosen at random. What is the probability that a pen from the first box and a crayon from the second box are selected? Write your answer as a fraction in simplest form.

Answer rating: 100% (QA)

let E 1 Event of drawing Pen from first box E 2 Event of drawing crayons ... View the full answer