Excess Pressure In Soap Bubble

Excess pressure one soap bubble is four times that of other. Then the ratio of volume of first bubble to second one is

Excess pressure in a soap bubble of radius r is proportional to:

Excess pressure in a soap bubble of radius r is proportional to:

Excess pressure in a soap bubble of radius r is proportional to:

Give the expression for the excess pressure in a soap bubble in air.

Give the expression for the excess pressure in a soap bubble.

The excess pressure in a soap bubble is thrice that in other one. Then the ratio of their volumes is

Why the excess pressure in a soap bubble is more than that of in a water drop?