How do i solve this problem? a restaurant is at 75% capacity with 120 patrons. how many people are in the restaurant when it is at 100% capacity?

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?