Lena drive 696 miles in 12 hours. At the the same rate, how long would it take her to drive 522 miles?

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.