search
arrow-left Previous
Next arrow-right
Q: If 3 is added to each odd digit and 1 is subtracted from each even digit in the number 42514563, what will be difference between the highest and lowest digits thus formed?
  • A. 2
  • B. 7
  • C. 5
  • D. 8
Correct Answer: Option B - Given number = 42514563 According to the question, the number obtained by adding 3 to the odd digit and substracting 1 from the even digit of the number is = 31843856 Hence required difference = 8 – 1 = 7
B. Given number = 42514563 According to the question, the number obtained by adding 3 to the odd digit and substracting 1 from the even digit of the number is = 31843856 Hence required difference = 8 – 1 = 7

Explanations:

Given number = 42514563 According to the question, the number obtained by adding 3 to the odd digit and substracting 1 from the even digit of the number is = 31843856 Hence required difference = 8 – 1 = 7