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What appro×imate value should come in the place of ‘?’ in the following questions.

12.5 + 155.5 + 120 - 130 = 125 + ? 

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RRB Clerk Prelims Memory Based Paper (Held On: 17 August 2024 Shift 2)
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  1. 33
  2. 30
  3. 31
  4. 35
  5. 40

Answer (Detailed Solution Below)

Option 1 : 33
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Detailed Solution

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Calculation:

12.5 + 155.5 + 120 - 130 = 125 + ?

First, simplify the left side:

12.5 + 155.5 = 168

168 + 120 = 288

288 - 130 = 158

Now, the equation becomes:

158 = 125 + ?

Subtract 125 from both sides:

? = 158 - 125

? = 33

∴ The value of '?' is 33.

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Last updated on Jan 15, 2025

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-> According to the official notice, the Prelims Examination is scheduled to be conducted on 30th August 2025, 6th September and 7th September 2025.

->  The Mains Examination is scheduled for 9th November 2025

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