An ice cube is melting at a rate of , retaining its shape in the process. What is the rate of change, in , of the side length of the cube when its volume is ?

Note: This type of question is called Hybrid. In the final exam there will be no uploading options until you have finished the exam. Once you submit the exam, a QR-code will be promoted in the screen; proceed to scan the QR-code with your mobile, and then proceed to take pictures of your hybrid questions, and upload them. 

Please be aware of this difference between the mock exam and the actual final exam.