Same plea, different exercise, what am I doing wrong?

Oops, try again. total([0, 3, 6]) resulted in an error: unsupported operand type(s) for +: 'int' and 'list'

```
n = [3, 5, 7]
def total(numbers):
result = 0
for i in range(len(numbers)):
result = result + (numbers)
return result
```