Luna wanted to buy some cookies for the elfs. A dozen cookies cost $12.50 and had a sales tax of 7.5%. How much did she pay in total?

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

Pranza plotted point a in the coordinate plane below.

Rob filled 5 fewer plastic boxes with football cards than basketball cards. he filled 11 boxes with basketball cards.