123456789101112.... . 4465. Find the remainder when divided by 45.

• Ans is:10;
  45=3*3*5;
  no will be divisable by 5 so we do not have to check with 5;
  1,2,3,4,5,6....4465 apply AP formula (n(a+l))/2=(4465*(4466)/2)=9970345;
  divide it by 45 or 9 answer will be 10;
• 11 years agoHelpfull: Yes(11) No(12)
• Exactly no
  44(65)-45
  Ans:20
• 11 years agoHelpfull: Yes(8) No(7)
• 4465(4466)/2=9970345
  9973345/45=0
  ans 0
• 11 years agoHelpfull: Yes(5) No(14)
• ans is 2 of this question
• 11 years agoHelpfull: Yes(4) No(6)
• sum of digits divided by 9 , is rule for 9
  adding all digits we can also add all no.s first since they correspond to the digits. we get 4465*4466/2
  now divide dis by 9 .. get remainder 1.
  rem=9a+1=5b
  solve to get rem =10
• 11 years agoHelpfull: Yes(4) No(2)