A survey of fifth graders was taken to see how many hours each student studies each week. The result are as follows: What is the interquartile range of the number of hours studied?
A. 9
B. 10
C. 15
D. 20

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show