last month our electric bill was 98.00. this month shows a decrease of 12 1/2%. how much is this months bill

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?

When is g(x) = 0 for the function g(x) = 5.23x + 4?

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected