Find the missing number from the below options.
16 30 18 4 34 ? 10 32 40
Find the missing number from the below options.
| 16 | 30 | 18 |
|---|---|---|
| 4 | 34 | ? |
| 10 | 32 | 40 |
Solution
✅ Correct Option: 1
Read each column downwards. In column 1 the changes are then , and in column 2 they are then : the second change is half the first with the sign reversed.
Applying this to column 3, let the first change be ; then , so and the missing value is .
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2022: 26 Aug Shift 1