The sum of n whole numbers is S. If each number is multiplied by 10 and then decreased by 10, what is the sum of the new numbers in terms of n and S?

What is the logarithmic function modeled by the following table? x f(x) 9 2 27 3 81 4

Which letters from the table represent like terms? a and b b and c a and d b and d

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?