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WHAT IS THE SUM OF ALL THE 4 DIGIT NOS. THAT CAN BE FORMED USING ALL OF THE DIGITS 2,3,5 AND 7?
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- sum of digits = (n-1)! * (sum of given nos) * (111...n)
for the given question answer is 3! * 17 * (1111) = 113322 - 11 years agoHelpfull: Yes(48) No(2)
- total no of digit that can be formed 4*3*2=24; as because there are only 4 digit so sum of the every no=2+3+5+7=17; so the ans is 17*24=408
- 11 years agoHelpfull: Yes(1) No(20)
- (sum of numbers)*n-i!*1111 using dis formula we can get
17*3*1111=56661
ans is56661 - 11 years agoHelpfull: Yes(0) No(0)
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