Math, asked by nonioninenko87947577, 5 days ago

101.
The smallest 4 digit number formed using 2, 8, 7, 4 without repeating any digit is
(a) 2784
(b) 2478
(c) 2748
(d) 8742

Answers

Answered by Nihirtha

0

Answer:

it is 2478

the main clue is to arrange them is ascending order

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