48 is 16% of what number?

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if