213 + 214 + 215 + 216 + 217 কার গুণিতক?

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SSC CGL Memory Based Test (Held on: 20 July 2023 Shift 1)
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  1. 15
  2. 31
  3. 7
  4. 19

Answer (Detailed Solution Below)

Option 2 : 31
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Detailed Solution

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গণনা:

⇒ 213 + 214 + 215 + 216 + 217

⇒ 213 (1+ 21 + 22 + 23 + 24)

⇒ 213 (1 + 2 + 4 + 8 + 16)

⇒ 213 × (31)

 213 + 214 + 215 + 216 + 217 হল 31 এর গুণিতক।

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Last updated on Jun 13, 2025

-> The SSC CGL Notification 2025 has been released on 9th June 2025 on the official website at ssc.gov.in.

-> The SSC CGL exam registration process is now open and will continue till 4th July 2025, so candidates must fill out the SSC CGL Application Form 2025 before the deadline.

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