Write all the three digits numbers using the digits 2,3,5 taking each digit only once.
Write the numbers starting with each digit
Numbers starting with 2=235and253
Numbers starting with 3=325and352
Numbers starting with 5=523and532
Hence, required three digits numbers are 235,253,325,352,523and532
Write all 3 digit numbers taking each digit only once.
2,7,8
Form all the four digits number that can be formed using the digits 1,2,3and4.taking each digits only once at thousand place.
write all three digit numbers using the digit number 2,3,5 taking each digit only once.