Hurry which comparison of the two equations is accurate? (picture)

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?

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup