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At a vertain factory all workers either drive or take the bus. The ratio of workers who take the bus to those who drive their own cars is 2:5. If 120 workers drive their own cars, how many workers are there at the factory?

Feb 16th, 2015

2:5

bus=?

2*120= 240

240/5= 48

48 workers take the bus

48+120= 168 workers work at the factory

Feb 16th, 2015

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