the area of melanie’s bedroom floor is 1.5 times the area of the kitchen floor. the area of her kitchen floor is k, select each of the following that represent the area of melanie’s bedroom floor (the picture is of the answer options)

For this case we have that the variable "k" represents the floor area of Melanie's kitchen.
We have that the floor area of the room is 1.5 times the floor area of the kitchen, then, we propose the following function to find the floor area of the room:
[tex]A (k) = 1.5k\\A (k) = k (1 + 0.5) = k + 0.5k = 1.5k[/tex]
Answer:
Option A and D