If a store is selling packs of gum at 3 for $0.99, how much would 12 packs cost?

The product of 3 and a number increased by 8 is 31 written as an equation

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? 0.62 0.78 0.84 0.96

Ineed ! what is the connection between ratios, fractions, and percents? give an example with your answer.