Question : Directions: In the following question, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
Option 1: 175
Option 2: 450
Option 3: 340
Option 4: 740
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Correct Answer: 340
Solution : Given:
The sum of the square of the number of row one and row two is equal to the row three –
In column one:
6
2
+ 7
2
= 36 + 49 = 85
In column two:
8
2
+ 9
2
= 64 + 81 = 145
In column three:
12
2
+ 14
2
= 144 + 196 = 340
So, the required missing number in the matrix is 340. Hence, the third option is correct.
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