Afarmer has 3/4 of an acre to plant beans and squash. if 4/9 of an acre is planted with beans how much is left for the squash

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.