A company places a 7-symbol code on each unit of product. The code consists of 5 digits, the first of which is the number 5, followed by 2 letters, the first of which cannot be a vowel. How many different codes are possible?

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank