What is 5.524 rounded to the nearest tenth

The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards

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?

Find the area of the surface obtained by rotating the curve z=4e^2y from y = 0 to y =1 about the y-axis. the area is square units