Input: '5 10 2 8'. After rearranging in descending order, what is the output?

A. 10 8 5 2

In the sequence M, N, O, ?, Q, R, what character is missing?

A. P

If today is March 15, 2023, what date will it be 45 days from today?

A. APRIL 29, 2023

During a meeting, five people A, B, C, D, and E speak in the following order: A speaks before B but after C. D speaks after E but before B. What is the correct speaking order?

B. C, E, D, A, B

If '?' represents multiplication and '?' represents division, what is the value of 12 ? 4 ? 3?

B. 36