Mathematics
Suppose \(a_{1},a_{2},\ldots,a_{n},\ldots\) be an arithmetic
progression of natural numbers. If the ratio of the sum of first five
terms to the sum of first nine terms of the progression is \(5:17\)
and \(110 < a_{15} < 120\), then the sum of the first ten terms of the
progression is equal to
A
290
B
380
C
460
D
510
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