How Many Numbers Can Be Formed Using a Certain Number of Digits?
Four numbers ...
Question
Four numbers 3,1,2 and 5 are given. Form a four digit number from these given numbers such that the digits in the final number are in increasing order.
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Solution
Numbers given are 3,1,2,5
Arranging the digits in ascending order, we get 1,2,3,5
∴ Four digit number formed from these numbers such that digits of final number are in increasing order is =1235