What is the expanded form of 373,698

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

3382-299=3383- ? fill in the blank?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)