Question
A school purchased some blue, purple and yellow chalks. In total, the school purchased four times as many blue as purple chalks and 70 more yellow chalks than purple chalks. Given that the school purchased 70 purple chalks, how many chalks did the school purchase in total?
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A school purchased some blue, purple and yellow chalks. In total, the school purchased four times as many blue as purple chalks and 70 more yellow chalks than purple chalks. Given that the school purchased 70 purple chalks, how many chalks did the school purchase in total?