There are seven ice skaters in a competition. how many different possibilities are there for the top three places? (a different ordering of the same three skaters counts as a different possibility.)

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

The table shows the age and finish time of ten runners in a half marathon. identify the outlier in this data set. drag into the table the ordered pair of the outlier and a reason why that point is an outlier.

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal