ANSWER ALL 3 FOR BRANLIEST +10 POINTS PLEAS 10. Which one is the best deal: 4 shirts for $15, 6 shirts for $17, or 3 shirts for $8? 11. A car travels 30 miles in 50 minutes. How far does the car travel per minute?
12. Tom bought 5 notebooks that each cost $2.75. How much money did he spend?

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

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?