user
️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ The owner decided to buy a fourth machine, which works only 12 hours a day.<unk> The owner decided to buy a fourth machine, which works only 12 hours a day. 1 machine peut produire 2 kg de matériau par heure. The factory sells the produced material for $50 per 1 kg. (The factory sells the produced material for $50 per 1 kg.) <unk> <unk> <unk> Let's think first. - Let's think first. <unk> <unk> <unk>
assistant
Total runtime for the first three machines is 3 machines * 23 hours / day / machine = 69 hours / day. <unk> <unk> <unk> <unk> <unk> <unk> 4th machine could produce 12 hours/day * 2 kg/hour = 24 kg/day of material. <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk>