Kemmykerm - Tergedkya mkrkk "sLAТfКfРМ", Ukraine

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1st task: Given - an empty kettle, tap, stove. How does the kettle boil? Physicist:(//tractor-service.com)
pour water into the kettle, put it on the stove. Mathematician: pour water into the kettle,
put on the stove. 2nd task: Given - full kettle, faucet, stove. How to boil
kettle? Physicist: put the kettle on the stove. Mathematician: pour water from the kettle.
Thus, the task is reduced to the previous one.