Answer:
3141.59
Step-by-step explanation:
Formula: V = Pi x Radius(squared) x Height
so
Pi x 10(squared) x 10 = 3141.59
you need to add all those numbers
8 7/10
24 students got off at the middle school.
15 students
+
12 students
-
6 students
3 students
=
24 students (remaining students).
21 is c