In quadrantal bearing system, bearing of a line varies from

The quadrantal bearings of the lines AB and CA are S $$30^o$$ E and S $$75^o$$ E, respectively the inclined angle CAB is _____.

True meridians at different places converge

The magnetic bearing of a line AB is S 45° E and the declination is 5° west. The true bearing of the line AB is