Question

How many $3$ digit numbers can be formed with the digits $1,2,3,4,5$ where digits may not be repeated?

• A. $60$
• B. $125$
• C. $216$
• D. none of these

Answer 1

The correct option is A $60$

$3$ digit numbers

$1,2,3,4,5$

Total number of digits $=5$

Number of digits to be selected $=3$

No repetition

Total possible $3$ digit number

${=}^5{P}_3$
$=5\times 4\times 3$

$=60$ Numbers