In an arithmetic progression

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

Problem

In an arithmetic progression, the sum of the 3rd and 10th terms is 39, while the 5th term is 19. What is the common difference of the progression? (a) −13-\dfrac{1}{3} (b) 11 (c) 13\dfrac{1}{3} (d) 15\dfrac{1}{5}

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