Asurvey of 120 middle schools showed that 30% have a foreign language program. how many schools have a foreign language program?

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”?

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4

Consider the sequence below. 3 , 1 , 1/3 , 1/9 , select the explicit function which defines the sequence.