Question
A school purchased some silver, grey and brown pens. In total, the school purchased thrice as many silver as grey pens and 48 more brown pens than grey pens. Given that the school purchased 79 grey pens, how many pens did the school purchase in total?
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A school purchased some silver, grey and brown pens. In total, the school purchased thrice as many silver as grey pens and 48 more brown pens than grey pens. Given that the school purchased 79 grey pens, how many pens did the school purchase in total?