Tom swam at a pool each day for 5 days during one week. The number of peiple at the pool when he arrived on each of those days is shown 12,19,17,26,26 what is the mean number of people who were at the pool when tom arrived on these days.

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?

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?