How many balloons per cubic meter?

The number of balloons per cubic meter depends on the size of the balloons. A standard party balloon typically has a diameter of about 30 centimeters (0.3 meters), which gives it a volume of approximately 14.1 liters or 0.0141 cubic meters. Therefore, you could fit around 70 balloons in a cubic meter, assuming they are packed closely together without any gaps. However, this number can vary based on the actual dimensions and packing arrangement of the balloons.