To calculate how many liters of tea Ben drinks every 2 days, you can use the information that he drinks 1,050 liters every 6 days.
First, find out how much he drinks in 1 day:
1,050 liters / 6 days = 175 liters per day
Now, to find out how much he drinks every 2 days:
175 liters/day * 2 days = 350 liters
Ben drinks 350 liters of tea every 2 days.