a landscaping company placed an order for 40 trees the red oak trees cost 25$ a piece and the sugar maple trees cost 18$ if the total order was 790$ how much of each type of tree did they ordee

If a is a nonzero real number then the reciprocal of a is

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft