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In each of the following number series, the wrong number is given, find out that number. 403, 353, 293, 233, 143, 53

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In each of the following number series, the wrong number is given, find out that number.

403, 353, 293, 233, 143, 53


1. 293
2. 233
3. 143
4. 53
5. 353
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Correct Answer - Option 2 : 233

Given:

403, 353, 293, 233, 143, 53

Calculation:

403 - 50 = 353

353 - 60 = 293

293 - 70 = 223

223 - 80 = 143

143 - 90 = 53

∴ The wrong number is 233.

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