Y=4 is the answer to your question
328.5
Mark brainliest please
Hope this helps you
Answer:
answer in the picture
Step-by-step explanation:
Ray should buy the first one because it has the greater volume by 1,440 square inches.
Tank 1: 20x20x18=7,200
Tank 2: 40x12x12=5,760
7,200-5,760=1,440