Ratio of 8 boys and 12 girls

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition?

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be