Fuel pumping arrangement

An aircraft fuel pumping arrangement (10) comprises a first fuel pump (20), an electrically powered motor (22) operable to drive the first fuel pump (20) to deliver fuel to an outlet, a second fuel pump (24), a gas driven turbine (28) operable to drive the second fuel pump (24) to deliver fuel to the outlet, and a controller (32) operable to control the operation of the gas driven turbine (28) to determine the rate at which the second fuel pump (24) is driven.