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Maths Puzzle
find the sum of all 3digits numbers ,which leave the remainder three when divided by 5.
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- sum of nos of AP 103+108+.........998
each term is 5x+3 where x=20,21...... 199
a=103
d= 5
n= 199-19=180 - 12 years agoHelpfull: Yes(2) No(0)
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