A concrete tank with a inside diameter of 127` and 14″ thick walls with rebar placed 2″ from the outside walls using 20` pieces of rebar you would need _____ pieces to incircle the perimeter once disregarding overlap.

A concrete tank with a inside diameter of 127` and 14″ thick walls with rebar placed 2″ from the outside walls using 20` pieces of rebar you would need _____ pieces to incircle the perimeter once disregarding overlap.