0%
0 / 2 answered
How to find permutation notation Practice Test•2 Questions
Question
1 / 2
Q1
A company assigns employee numbers according to the following scheme:
-
Each number must comprise three letters, followed by five numerals.
-
The first numeral must be either '1' or '2'; there are no other restrictions on the numerals.
-
There cannot be repetition among the three letters.
-
To prevent confusion with the numerals '1' and '0', the letters 'I' and 'O' cannot appear.
Which of the following expressions is equal to the number of possible employee numbers?
A company assigns employee numbers according to the following scheme:
-
Each number must comprise three letters, followed by five numerals.
-
The first numeral must be either '1' or '2'; there are no other restrictions on the numerals.
-
There cannot be repetition among the three letters.
-
To prevent confusion with the numerals '1' and '0', the letters 'I' and 'O' cannot appear.
Which of the following expressions is equal to the number of possible employee numbers?