Lady Gaga bought a package of pens for $2.25 and some pencils that cost $.30 each she paid a total of $4.65 for these items before tax exactly how many pencils did Lady Gaga buy? Can you show me the work? Too please!!!

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.