Express the following ratio in the form of 1:n ratio 10:7

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.

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?