2) Juan and Anne ran a marathon. Juan ran 500 m and Anne ran 2 km. Juan claims he ran
more than Anne. Anne wants to prove that
she ran more than him. How can Anne
explain this to Juan? Include a conversion
comparison in your explanation.

there is no universally accepted definition of art. although commonly used to describe something of beauty, or a skill which produces an aesthetic result, there is no clear line in principle between (say) a unique piece of handmade sculpture, and a mass-produced but visually attractive item. we might say that art requires thought - some kind of creative impulse - but this raises more questions: for example, how much thought is required? if someone flings paint at a canvas, hoping by this action to create a work of art, does the result automatically constitute art?