Evan saves $2 for every $5 he earns mowing lawns. How much will Evan have saved when he has earned $150?

The total number of dental clinics total for the last 12 months was recorded

Solve the triangle. a = 21°, c = 105°, c = 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”?