3x4y2/xy2 simplify the following expression step by step

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 ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

How many grams the dog will eat in 3 days?

Find the zeros of each function. f(x) = 6x^2 - 7x - 20