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Each of the digits in the number 318924765 is arranged in descending order from left to right. The position of how many digits will remain unchanged as compared to that in the original number?

AThree

BTwo

CNone

DOne

Answer:

D. One

Read Explanation:

The position of one digit will remain unchanged.

  1. Original Number:
    3 1 8 9 2 4 7 6 5

  2. Arranged in Descending Order (highest to lowest):
    9 8 7 6 5 4 3 2 1

  3. Position-by-Position Comparison:

    Original Digit

    Descending Digit

    Status

    3

    9

    Changed

    1

    8

    Changed

    8

    7

    Changed

    9

    6

    Changed

    2

    5

    Changed

    4

    4

    Unchanged

    7

    3

    Changed

    6

    2

    Changed

    5

    1

    Changed

Only the digit 4 remains in its exact original position (the 6th position from the left).


Related Questions:

This question is based on the five, three-digit numbers given below.

(Left) 768 712 783 825 874 (Right)

(Example- 697 – First digit = 6, second digit = 9 and third digit = 7) NOTE - All operations to be done from left to right. What will be the resultant if the second digit of the highest number is multiplied with the third digit of the lowest number?

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Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only.

(Left) > 7 \ 9 + ? 5 # % * 2 2 + + 7 6 % 2 < ^ 7 (Right)

How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by a symbol?

Refer to the following series and answer the question (all numbers are single digit numbers only).

(Left) 1 5 7 9 5 8 1 3 7 6 9 7 4 5 7 5 4 2 3 5 2 3 4 5 3 6 2 (Right)

How many such even digits are there each of which is immediately preceded by an even digit and also immediately followed by an even digit?