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NIMCET 2013 Question Paper with solutions
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© examsnet.com
Question : 41
Total: 120
The sum of integers between 200 and 400. that aremultiples of 7 is
8729
8700
8972
8279
Validate
Solution:
First term multiplied by 7 in between 200 and 400, is 203.
∴
203
+
210
+
.
.
.
+
399
[∵last term = 399]
There are
399
−
203
7
+
1
=
29
terms in the series.
∴ Sum of 29 terms
=
203
+
399
2
×
29
=
8729
© examsnet.com
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