I have some cake. After I gave 2/5 of my cake to my sister, 180g of cake remained. how many grams of cake did I have originally? help asap

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.

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out