What is the weight ratio of solid phase and liquid phase?

Question

A binary alloy of Cu and Ni containing 20 wt% Ni at a particular temperature coexists with solid phase of 26 wt% Ni and liquid phase of 16 wt% Ni. What is the weight ratio of solid phase and liquid phase?

     (a) 1:1      (b) 3:2      (c) 2:3      (d) 1:2