Question : Directions: What should come in place of the question mark (?) in the given series?
283, 308, 344, ?, 457
Option 1: 391
Option 2: 348
Option 3: 393
Option 4: 372
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Correct Answer: 393
Solution :
Given:
283, 308, 344, ?, 457
In the given series, add the squares of consecutive natural numbers.
283 + 5
2
= 283 + 25 = 308
308 + 6
2
= 308 + 36 = 344
344 + 7
2
= 344 + 49 = 393
393 + 8
2
= 393 + 64 = 457
So, 393 is the missing number in the series, Hence, the third option is correct.
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