If $8^{th}$ term of an AP is $15$, the Sum of the $15$ its term is
Options
A$15$
B$0$
C$225$
D$225/2$
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Sequence and SeriesMTP May 18Question 1783 of 128
All Questions Correct Answer
✅ Option c — $225$
All Options:
- A$15$
- B$0$
- C$225$
- D$225/2$
About This Chapter: Sequence and Series
Paper
Paper 3: Quantitative Aptitude
Weightage
4-6 Marks
Key Topics
Arithmetic & Geometric Progressions
This chapter covers Arithmetic Progressions (AP) and Geometric Progressions (GP). Students learn how to find the nth term, sum of n terms, arithmetic/geometric means, and sum to infinity of a GP.
View Official ICAI SyllabusExam Strategy Tip
For complex 'sum of series' questions, a great hack is to substitute n = 1 and n = 2 into the question and the options to see which one matches, completely bypassing the formula.
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