The longest car in the world is a [[$ 30.5 $]] meter limousine designed by Jay Ohrberg of California. The car has a double water bed and a swimming pool with springboards. If the car is made into a scale model with a length of [[$ 61 \; \ text {cm} $]], what is the ratio of all its

a) lengths?



Answer: The ratio is : .

b) volumes?



Answer: The ratio is : .