Civil Service Exam Reviewer · Logical Reasoning · medium
If '+' means '×', '−' means '÷', '×' means '−', '÷' means '+', what is the value of 12 ÷ 5 − 5 ÷ 8?
- 23
- 21
- 17
- 31
Answer
B. 21
Solution
Replace the symbols: 12 + 5 ÷ 5 + 8. Following the order of operations (× and ÷ first, then + and −), the value is 21.
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