Which number should replace the question mark?
|
14 |
17 |
22 |
|
49 |
61 |
? |
|
189 |
237 |
317 |
Answer & explanation
Correct answer: option 4
As per the observation,
(I);
14 × 4 - 7 = 49
49 × 4 - 7= 189
(II);
17 × 4 - 7 = 61
61 × 4 - 7 = 237
Similarly,
(III);
22 × 4 - 7 = 81
81 × 4 - 7= 317