nth term, sum of n terms, applications in real-life problems.
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Q1 · Arithmetic Progressions (Class 10) · MEDIUM
What is the 10th term of the A.P.: 3, 7, 11, 15, ...?
Q2 · Arithmetic Progressions (Class 10) · EASY
What is the common difference of the A.P.: 2, 5, 8, 11, ...?
Q3 · Arithmetic Progressions (Class 10) · HARD
The sum of the first 20 terms of an A.P. is 400 and the sum of the first 40 terms is 1600. What is the first term?
Q4 · Arithmetic Progressions (Class 10) · MEDIUM
If the 9th term of an A.P. is 35 and the 19th term is 75, what is the 15th term?
Q5 · Arithmetic Progressions (Class 10) · EASY
The sum of the first 20 terms of an A.P. whose first term is 5 and common difference is 3 is: