please solve this question
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1.) 25,50,75.........1000
a=25
d=25
so,nth term = a+(n-1)d
1000=25+(n-1)25
1000=25+25n-25
1000=25n
so, n=40
a=25
d=25
so,nth term = a+(n-1)d
1000=25+(n-1)25
1000=25+25n-25
1000=25n
so, n=40
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