PLEASE HELP ME! Determine each number by writing a proportion. Round to the nearest tenth if necessary.

What is 15% of 150?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents