The bottom of the inside of a rectangular prism is completely covered with a ayer of letter cubes, as shown. The edges of each letter cube are 1 1/2 inches long . Part A What are the length and the width, in inches, of the bottom of the inside of the prism? Enter your answers in the space provided. Enter only your answers. ( Part B The height inside the rectangular prism is 3/4 foot. How many layers of letter cubes can fit inside the prism? Show or explain how you determined your answer. Enter your answer and your work or explanation in the space provided.​