In a certain code language, '+' represents '×', '-' represents '+', '×' represents '÷' and '÷' represents '-'. What is the answer to the following question?
10 × 5 + 2 - 30 = ?
1
67
2
52
3
-12
4
34
In a certain code language, '+' represents '×', '-' represents '+', '×' represents '÷' and '÷' represents '-'. What is the answer to the following question?
10 × 5 + 2 - 30 = ?