find the sum of all naturals numbers between 1 and 100 which are divisible by 2 or 5
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Step-by-step explanation:
ok...here is ur answer..
no.. which are divisible by 2 and 5 are...
10,20,30,40,50,60,70,80,90,100 (if we took 2 ,4 ,6 ,8 etc.. then it is not divisible by 5 and if we took 5 , 15 ,25 etc.then it will not divisible by 2.. so... we took that)
sum of natural no. which are divisible by 2 and 5 both.. is = 10+20+30+40+50+60+70+80+90+100
550... is the answer..
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