There are 300 staff members this year. this is 25% lower than last years number of staff members. what was last years number of staff members?

Arrange these numbers from least to greatest 3/5 5/7 2/9

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles