Try to understand this. Hope this help. Answer for 2 only.
The common factor would be 3 because 3 is the highest multiple of 15 and 9
She should leave $30. Hope it helps! If you could vote me brainiest, that would be awesome!
She will likely finish the graduation sessions in less time.
Answer:
Yes
Step-by-step explanation:
The octopus chose the rectangles 68% of the time. From this observation you can tell that the octopus has learned there is food under the rectangular shape. Its cognitive abilities are less than a human's, but they are able to discern a rectangle from a circle with success.
Good luck ^^