Direction: Find the missing series?

2978, ? , 746, 374, 188,95

This question was previously asked in
RRB Clerk Prelims Memory Based Paper (Held On: 17 August 2024 Shift 2)
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  1. 1490
  2. 1230
  3. 1550
  4. 6340
  5. 1500

Answer (Detailed Solution Below)

Option 1 : 1490
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Detailed Solution

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Calculation:

2978, ? , 746, 374, 188,95

Here logic used is:

2978           1490          746             374            188          95

          1588          744            372             186           93

                    ÷ 2            ÷ 2              ÷ 2              ÷ 2

∴ Missing tern is 1490.

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