Jamie has $15.00 to spend at a movie. he buys nachos for $7.50, and he wants some sour straws for $1.50 each. how many sour straws can he get with the money he has?

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?

What is negative 3/9 times negative 2/8 ?

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation