Question : Directions: In the following question, select the missing number from the given responses.
| 6 | 5 | 3 | 10 |
| 2 | 8 | ? | 4 |
| 4 | 6 | 3 | 8 |
| 5 | 9 | 15 | 3 |
Option 1: 7
Option 2: 6
Option 3: 4
Option 4: 5
Correct Answer: 4
Solution : Given:
| 6 | 5 | 3 | 10 |
| 2 | 8 | ? | 4 |
| 4 | 6 | 3 | 8 |
| 5 | 9 | 15 | 3 |
The pattern can be observed running horizontally along the rows.
Row 1:
(6 × 5) ÷ 3 = 30 ÷ 3 = 10
Row 2:
(2 × 8) ÷ (?) = 4
⇒ 16 ÷ (?) = 4
⇒ (?) = 16 ÷ 4
⇒ (?) = 4
Row 3:
(4 × 6) ÷ 3 = 24 ÷ 3 = 8
Row 4:
(5 × 9) ÷ 15 = 45 ÷ 15 = 3
So, 4 is the missing number. Hence, the third option is correct.
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