Which is the dimensional constant among the following?

The equaction which is dimensionally correct among the following is

The eqaction which is dimensionally correct among the following is

If velocity, force and time are taken as the fundamental quantities, them using dimensional analysis choose the correct dimensional formula for mass among the following. [K is a dimensionless constant]

If velocity, force and time are taken as the fundamental quantities, them using dimensional analysis choose the correct dimensional formula for mass among the following. [K is a dimensionless constant]

Deduce the dimensional formulae for the following physical quantities: Gravitational constant

Deduce the dimensional formulae of the following physical quantities. (v) Boltzmann's constant

Deduce the dimensional formulae for the following physical quantities: Boltzmann's constant