Q: In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
Problem: let the sides of a rectangular prism are consecutive multiples of 5 . which among the following could be the base area
Options: ['a ) 360', 'b ) 450', 'c ) 560', 'd ) 670', 'e ) 780']
A:
b