There were 70 runners to start a race. In the first half of the race, 1/5 of them dropped out. In the second half of the race, 3/7 of the remaining runners dropped out. How many runners finished the race?

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.