On a certain map, 1/2 inch represents 75 miles. if the distance on this map is 2 1/4 inches, what is the actual distance between the two towns?

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100

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?