A rectangular prism has a length of 10 meters, a width of 5 meters, and a height of 2 meters. Which equations could be used to determine the volume, V, of the prism?

Select each correct answer.

V = 15 × 2

V = 10 × 5 × 2

V = 50 × 2

V = 10 × 5 × 5

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?