Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
The 1.6 Duratec model/engine has how many torque formulas?

### Inputs:
table_name: table, columns: ['Model/Engine', 'Capacity', 'Cylinders/Valves', 'Power/rpm', 'Torque (Nm)/rpm']

### Response:
SELECT COUNT Torque (Nm)/rpm FROM table WHERE Model/Engine = 1.6 Duratec