Question

what will be the sum of adding all the possible 4 digit numbers formed by 7,9,1,3 using each of the digits only
{hint : each of the given digit will occur 6 time in the unit place and there will be for group of 6 number each }
option:-
(1) 133220
(2) 122320
(3) 133230
(4) 133320
​

Answer 1

यूपी कॉम तीन नंबर रंजन ओके तीन नंबर इस राइट आंसर