Simplify. Write the expression using only positive exponents.
5b^-2/b^-3

Enter the missing numbers in the boxes to complete the table of equivalent ratios.time (min) distance (km)? 36 9? 1512 ?

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.