How are the numerator and denomiator of your answer related to the model

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.

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

Which shows a reasonable estimation for 124% of 42 using the distributive property?