1. Find the next term in the AP: 2, 5, 8, 11, ...
2. Which term of the AP: 3, 6, 9, 12, ... is 21?
3. Find the common difference of the AP: 1, 4, 7, 10, ...
4. Determine whether the sequence 5, 8, 11, 14, ... is an AP.
5. Find the 10th term of the AP: 2, 5, 8, 11, ...
6. Find the sum of the first 15 terms of the AP: 1, 3, 5, 7, ...
7. Find the middle term of the AP: 4, 9, 14, 19, ..., 49.
8. Which term of the AP: 2, 7, 12, 17, ... is 62?
9. Find the common difference of the AP: 10, 7, 4, 1, ...
10. Determine whether the sequence 3, 6, 9, 12, ... is an AP.
11. Find the 7th term of the AP: 1, 2, 3, 4, ...
12. Find the sum of the first 20 terms of the AP: 2, 5, 8, 11, ...
13. Find the 12th term of the AP: 5, 8, 11, 14, ...
14. Which term of the AP: 1, 4, 7, 10, ... is 31?
15. Find the common difference of the AP: 6, 11, 16, 21, ...
16. Determine whether the sequence 4, 9, 14, 19, ... is an AP.
17. Find the 9th term of the AP: 3, 6, 9, 12, ...
18. Find the sum of the first 18 terms of the AP: 2, 5, 8, 11, ...
19. Find the middle term of the AP: 3, 6, 9, 12, ..., 30.
20. Which term of the AP: 5, 10, 15, 20, ... is 50?
ANSWER KEY.
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