Selma's cell phone plan charges $0.14 per minute. the first month her total cost was $6.72. how many minutes did she use? question 20 options: a.40 minutes b.43 minutes c.48 minutes d.51 minutes

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

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?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.