Out of the six digits 1, 2, 3, 4, 5 and 6; how many two digit numbers can be formed without repetition of digits?

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Q: 8 (CAPF/2024)
Out of the six digits 1, 2, 3, 4, 5 and 6; how many two digit numbers can be formed without repetition of digits?

question_subject: 

General Knowledge

question_exam: 

CAPF

Each digit can be used in the units and tens place, without a repeat. 6 options for tens place, 5 remaining for units gives 6×5 = 30 numbers.