While hiking manuel descended 400 meters if manuel started at 1000 meters above sea level which integer represents his elevation now

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

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”?

In a right triangle δabc, the length of leg ac = 5 ft and the hypotenuse ab = 13 ft. find: b the length of the angle bisector of angle ∠a.