In hopes of encouraging healthier snacks at school, Kirk brought in a tray of carrot sticks and apple slices to share. He brought 12 carrot sticks and 18 apple slices. What percentage of the snacks were carrot sticks? Write your answer using a percent sign (%).

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?