Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult a professional adviser.
Is it significant that the appliance is a table lamp?
Yes
ok,we break the glass on the globe in the lamp,making sure we don’t break the filament.We drape the curtains over the broken lamp,and go to the other room.We trey a switch a a time,waiting for 10 minutes between each.If the other room catches fire,we know we have found the right…[Read more]
There is a panel with three switches. One controls the table lamp next door. They all look identical and there is no way that you can see which switch activates the lamp until you leave the room and enter the next room.
Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult…[Read more]
Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult a professional adviser.
Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult a professional adviser.
Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult a professional adviser.
You may be right. You lost me a little with your naming methodology.
here is my answer:
Number the balls 1, 2, 3….., 10, 11, 12
Weigh 1, 2, 3, 4 vs 5, 6, 7, 8 with 3 possible outcomes:-
1/ If they balance then 9,10,11,12 have the odd ball, so weigh 6,7,8 vs 9,10,11 with 3 possible outcomes:-
i/ If 6,7,8 vs 9,10,11 balances, 12 is the o…[Read more]
Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult a professional adviser.
Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult a professional adviser.
Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult a…[Read more]
Comments may not be relevant to individual circumstances. If you intend making any investment, financial or taxation decision you should consult…[Read more]