Author : Admin Astan
A factory has two machines A and B, producing the same item. Machine A takes 6 hours to produce 32 items and Machine B takes 5 hours to produce 40 items. The two machines start at the same time to produce 220 items. How much time will they take?
08 hours 15 minutes
14 hours 30 minutes
16 hours 15 minutes
16 hours 20 minutes
16 hours 30 minutes
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