A basketball player is listed as 6 feet 8 inches. How many centimeters tall is he if one inch is equivalent to 2.54 centimeters round to the nearest centimeters

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?

Aboard 60 in. long is cut two parts so that the longer piece is 5 times the shorter. what are the length of the two pieces?

Find the area of the region between a regular hexagon with sides of 6" and its inscribed circle.