What are the island in the Antilles surrounded by that fish live in

The 5th term in a series of even number that begin 3x

Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.

At which point on the diagram do convection currents occur to drive plate movement?