Olivia ties 2.5 feet of ribbon onto oneballo. how many yards of ribbon does olivia need for 18 ballons

Every rhombus is a square. true false

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.

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?