Direction: Insert the correct missing number in the blank. |
231 | 17 | 58 | 87 |
68 | 19 | 61 | 56 |
91 | 22 | 70 | 50 |
10 | 142 | 11 | ? |
A) 3
B) 6
C) 7
D) 9
Correct Answer: C
Solution :
The sum of the numbers in each column is 200. \[\therefore \] Missing number \[=\text{ 2}00-(87+56\text{ +}50)=7\]You need to login to perform this action.
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