A stadium has rows of seats arranged in an arithmetic progression

MATHEMATICS · Single correct · CBSE · Mathematics · Arithmetic Progressions · Arithmetic Progressions

Problem

A stadium has rows of seats arranged in an arithmetic progression. The 2nd row has 35 seats and the 10th row has 75 seats. How many seats are there in the 15th row? (a)

95

(b)

100

(c)

105

(d)

110

Related theory

Arithmetic Progressions
Functions
Exponential and Logarithmic Functions
Sequences and series
Algebra
nth term of an AP

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