Evaluate the following when a = 3, b = 1/4$, and c = 5: \[
\frac{b^{-1}}{ca^{-1} - ac^{-1}}.
\]

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.

The graph of a curve that passes the vertical line test is a: