If 5% more than a is b, and b is 15% less than, what is the ratio of a to c? Please answer quickly.

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

What is the value of p in the equation y^ = -4x?