Acar travels 336 miles in 5 hours and 15 minutes. how many miles does it travel per hour?

The ages of personnel in the accounting department of a large company are normally distributed with a standard deviation of 7 years. there is a 0.02275 probability that the age of any randomly chosen person in the department is less than 22 and 0.15866 probabilty that the age of any randomly chosen person is greater than 43. what is the mean of this distribution?

In the right triangular prism below, bg ⊥ fc. the volume of the prism is 900 cubic centimeter the height of the prism is 15 centimeters and the height of the triangular base is 10 centimeters. what is your he length of edg fc

Suppose a batch of steel rods produced at a steel plant have a mean length of 150 millimeters, and a standard deviation of 12. if 100 rods are sampled at random from the batch, what is the probability that the mean length of the sample rods would differ from the population mean by less than 0.5 millimeters?