The 8th term of an arithmetic progression is 20 and the sum of the first 8 terms is 92

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

Problem

The 8th term of an arithmetic progression is 20 and the sum of the first 8 terms is 92. What is the first term of the progression? (a) 4 (b) 2 (c) 3 (d) 5

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