1/7 of ___ is 1/35
help me plz :)

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?

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2