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A reflex is an involuntary response to a sensory stimulus. The pathway of neurones involved in a reflex is known as a reflex arc. A reflex arc - such as quickly moving your hand away from a hot flame - in...

There is no proof for God, in the sense that would compel all rational thinkers to agree that God exists, but there is at least some evidence, the robustness of which is up for debate. For example, there ...

There are many possible answers, including: the price, the quality, advertising, branding, promotions, and the price and closeness of substitutes or compliments. There are also macroeconomic factors such ...

Like when there are two unknowns, the best way to solve this kind of problem is to rearrange and substitute, but because there are three unknowns, it's a bit more fiddly. To solve this you want to pick an...

Firstly, we can calculate the total percentage of gold members = Total - bronze - silver

Therefore, %gold = 100% - 40% - 28% = 32%

So we know that 32% of 275 members are gol...