IBPS RRB Officer Scale 1 Exam 12 Sep 2020 Prelims Shift 1 Paper

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Question : 30 of 80
 
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Directions: Read the following information carefully and answer the given question.
In a number ‘85214796’ if 2 is added to all odd numbers and 1 is subtracted from all even numbers, then what will be the difference between the first digit from left end and the first digit from the right end?
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