If '?' represents multiplication, '?' represents addition, '?' represents subtraction, and '?' represents division, what is the value of 6 ? 2 ? 3 ? 1 ? 2?

C. 12

If '?' means division, '†' means addition, '‡' means subtraction, and '§' means multiplication, what is the result of 20 ? 4 † 6 ‡ 2 § 3?

B. 20

What is the missing number in the series: 10, 20, 40, 80, ?, 320

A. 160

If a train departs on June 5, 2023, at 10:00 AM and arrives at its destination 3 hours and 45 minutes later, what time will it arrive?

A. JUNE 5, 2023, 1:45 PM

In the sequence 2, 4, 6, 8, 10, 12, how many times does the number 6 occur?

A. 1