He drinks 3 1/2 liters of tea every 2/3 of an hour . Ben drinks tea at a constant rate. How many liters of tea does he drink in one hour?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?

What is the interquartile range (iqr) of the data set represented by this box plot?