What is the electric flux linked with closed surface?

According to Guss's theorem in CGS system, the total electric flux linked with a closed surface is equal to __________ times the total charge lying within the surface . [Fill in the blank]

If a charge exists outside a closed surface, the net electric flux linked with the closed surface will be _____________. [Fill in the blank]

When the electric flux associated with closed surface becomes positive, zero or negative ?

What is the electric flux through a closed surface enclosing an electric dipole?

When the electric flux linked with the surface will be positive.

A closed surface encloses an elec-tric dipole. What is the electric flux through the surface ?

An arbitrary surface encloses a dipole. What is the electric flux through this surface ?

An arbitrary surface encloses a dipole. What is the electric flux through this surface ?