The local amusement park is a popular field trip destination. This year the senior class at High School A and the senior class at High School B both planned trips there. The senior class at High

School A rented and filled 5 vans and 7 buses with 303 students. High School B rented and filled

7 vans and 6 buses with 276 students. Each van and each bus carried the same number of

students. Find the number of students in each van and in each bus.