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somebody provide the soln......What is the remainder if the no. 123456789101112....143144 is divided by 35?
Read Solution (Total 7)
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- 4 lat digit is 4.
- 11 years agoHelpfull: Yes(6) No(5)
- sum of n natural numbers= n*(n+1)/2
so, 144*(144+1)/2=10440, 10440/35, remainder=10 - 11 years agoHelpfull: Yes(2) No(16)
- take 144/35,rem=4
- 11 years agoHelpfull: Yes(1) No(0)
- its 4 because last digit is 4
- 11 years agoHelpfull: Yes(0) No(0)
- last 3 digits shoul be div by 35 to get rem
therefore answer is 144%35 = 4 as rem - 11 years agoHelpfull: Yes(0) No(1)
- 1+2+3+.....+144
sum is=144*145/2=5220
5220/35
q=149
rem=5 (5220-5215)
Ans=5 - 10 years agoHelpfull: Yes(0) No(2)
- take last 3 digits 144/35 remainder=4
- 9 years agoHelpfull: Yes(0) No(0)
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