Find the number of even positive integer which have 3 digit
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twith the given information the following AP can be formed
100,102......998.
then an=998
a+(n-1)d=998
100+(n-1)2=998
100+2n-2=998
98+2n=998
2n=998-98=900
n=900/2=300
100,102......998.
then an=998
a+(n-1)d=998
100+(n-1)2=998
100+2n-2=998
98+2n=998
2n=998-98=900
n=900/2=300
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