Write the steps for how to use a number line to multiply a 2 digit number by 20. give an example

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.

Anyone know? will mark brainliest if correct

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths