tom went on a bike rid to the store 3 miles away if tom took 1/2 of an hour to get there and 2/3 of an hour to get back what was his average rate of seed

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.

The angle of depression from the top of the tree to the tip of the shadow is 25°. find the height of the tree to the nearest tenth. a. 16.8 feet b. 18.2 feet c. 23.4 feet d. 39.7 feet

Kate has 50 quarters and dimes. she has a total of $9.80. how many dimes that she have?