Question

How many pairs are duplicates? 987878 - 987788, 124555 - 123555, 45641 - 45641, 9898547 - 9898745

Answer 1

Answer:

45641 - 45641

This one....

hope it helps...

Answer 2

Given data: 987878 - 987788, 124555 - 123555, 45641 - 45641, 9898547 - 9898745

To find: Pair of duplicates

Solution:

• To find the duplicate numbers we need to check each digit of the two number.
• Considering the value of 987878 - 987788, the 4th and 5th digit is different.
• Next number is 124555 - 123555, In this 3rd digit is different.
• Next number is 45641 - 45641, In this all digits are same.
• Considering the next pair 9898547 - 9898745, 5th and 7th digit is different.
• Hence the number of pair of duplicates is 1 pair (45641 - 45641).