You and your friend buy 2 fruit smoothies and leave a tip. you split the total and your half comes to 3.60. what percent tip did you and your friend leave if the fruit smoothies each cost $3 each

15 point ! ~ see if you know the answer to both you!

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?

Which expression is equivalent to (fg)(5)