In the high school, there are 28 students in a math class. twelve of those students are girls. what percent of the class are boys? round to the nearest tenth if necessary.

How's coordinate geometry, Pythagoras theorem used in building construction

A pollster obtains a list of all the residential addresses in a certain town, and uses a random number generator to choose of them.

Paulo's father bought 8 pizzas and 12 bottles of juice for the class party. Each pizza coast $9 and each bottle of juice cost$2 Paulo's father paid $100-bill. How much change did he get back

What is 2 (p - 2) + 16 = 5p - 9?

Find the discriminant. 3b^2 + 6b + 3 = 0

In a number line when is the circle open and when is it closed?

Is the relation a function? { (14, 15), (5, 7), (3, 10), (11, 1), (5, 8) }

What is 3t - 8 = 8t + 12

Fred is constructing a 95% confidence interval to estimate the average length (in minutes) of movies he watches. His random sample of 15 movies averaged 114 minutes long with a standard deviation of 11 minutes.

How to check if a ratio is equivalent