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This is the power of Mathematics, just on Numbers. No matter how you calculate, the answer is obvious.
These days, waking up in the morning without air-conditioning in the house is a rare sight. Somehow, it appears that global warming has “reached” Singapore. The difference is significant. For instance, I kept my living room air-conditioned. The moment I opened the door into the kitchen, without even stepping into the kitchen itself, a gush of hot air blasted straight into my face. The feeling of the heat symbolises that of hot scorching sun in the African desert. As I am typing this post on my dining table in my living room; my air-conditioning unit is simply working hard to keep the house cool.
I hope this won’t last too long. The longer the dry spell, the higher possibility that haze will come soon… then it will be time to bring out my air purifier again.
A couple of months ago, there was this very infamous Mathematics Olympiad question that was leaked out to the public. It was known to be created by a professor in a Singapore university. The question is as follows:
Want to know how it can be solved using algebra? Click on on the icon image at the top-right of this post.