MCQOPTIONS
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| 1. |
Find the missing number from the below options.\(\begin{array}{*{20}{c}} {50}&{31}&9\\ {43}&{11}&6\\ {42}&{21}&? \end{array}\) |
| A. | 6 |
| B. | 7 |
| C. | 5 |
| D. | 9 |
| Answer» C. 5 | |