What value should come in place of question mark in the question radic 225 6 times 7 3 times ........

What value should come in place of question mark (?) in the question?

(√225 + 6) × 7 = 3 × ?

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RRB Clerk Prelims (13 Aug, 2022 Shift 1)

None of these

To solve the problem (v225 + 6) × 7 = 3 × ?, let's break it down:

- Step 1: Find the square root of 225.

- v225 = 15

- Step 2: Add 6 to the square root.

- 15 + 6 = 21

- Step 3: Multiply the result by 7.

- 21 × 7 = 147

- Step 4: Set up the equation to find '?'.

- 3 × ? = 147

- Step 5: Divide 147 by 3 to isolate '?'.

- 147 ÷ 3 = 49

- Conclusion: The value of '?' is 49.

Correct Answer: 49

Review Options:

- Option 1: 49 - This is the correct answer.

- Option 2: 7 - Incorrect; calculation shows 49.

- Option 3: 54 - Incorrect; calculation shows 49.

- Option 4: 45 - Incorrect; calculation shows 49.

- Option 5: None of these - Incorrect; 49 is correct and listed as an option.

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