I am confused with this

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

1foot = 12 inches; 1 yard = 3 feet

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