Use the conversion ratio 1 liter equals 1,000 milliliters. A cylinder holds 6,750 milliliters. How many liters does it hold?

To convert milliliters to liters, we divide by 1,000.

So, 6,750 milliliters = 6,750 / 1,000 = 6.75 liters.

Therefore, the cylinder holds 6.75 liters.