What is the surface area of the cylinder with height 6 mi and radius 3 mi? Round your answer to the nearest thousandth

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.