How many such pairs of digits are there in the number 421579368
Williamst:
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How many such pairs of digits are there in the number 421579368. Is the question complete?
How many such pairs of digits are there in the number 421579368 each of which has as many digits between them in the number as when they are arranged in ascending order?
Answers
Answered by
17
Given Number: 421579368 Ascending order: 123456789 Hence the required pairs are 12, 49, 16 So the answer is 3
For eg in the number given above pick 4
k bro and then
Start counting 4..5...6..7...8...9 then 9 comes on9
and then bro
Then pick another no. And do the same
and then broo
See as we did above we will choose a no. ,Start counting from it an then when the no. Comes on the no we are counting that will be the pair
Do it right to left then left to right
thank u broo
Welks
Answered by
0
Answer:49 12 16
Explanation:
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