SarkariPYQ

SSC MTS 2026 PYQ — Question 15

SSC MTS - 12 Feb 2026 - Shift 1 • Quantitative Aptitude • Q15

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41 + 42 + 43 + …… + 70 = ?

Show answer & explanation

Correct answer: C

Explanation

Given:

41 + 42 + 43 + …… + 70

According to the formula:

Sum = n/2 × (First + Last)

Number of terms = 70 − 41 + 1 = 30

Sum = 30/2 × (41 + 70)

= 15 × 111

= 1665