1. Decide whether following sequence is an A.P., if so find the 21st term: − 11, − 4, 3, 10, 17 ...
2. Find the 24th term of the progression 10, 14, 18, 22, ...
3. Find the 19th term of the A. P. 5, 11, 17, 23, ...
4. Find the 31st term of the A. P. 8, 3, − 2, − 7, ...
5. How many 3 digit natural numbers are divisible by 4?
6. How many 2 digit natural numbers are divisible by 5?
7. How many 2 digit natural numbers are divisible by 6?
8. The 10th term and the 18th term of an A.P. are 25 and 41 respectively, then find the 14th term of that A.P.
9. The 9th and the 21st terms of an A.P. are 75 and 183 respectively, then find the 15th term of that A.P.
10. Which term of the A. P. 2, 11, 20, 29, ... is 569?
11. Find the 23rd term of the A.P. 9, 4, − 1, − 6, − 11, ...
12. How many natural numbers between 10 to 250 are divisible by 6?
13. Determine if the sequence 5, 2, − 2, − 6, − 11, ... is an arithmetic progression or not. If it is an arithmetic progression, find its general term.
14. Which term of an A. P. 3, 8, 13, 18, ... is 148?
15. If the 20th term of an A. P. is 60 more than its 10th term, find the common difference.
16. The 9th and 499th term of an A. P. is 499 and 9 respectively. Which term of that A. P. is 0?
17. The 11th term of an A. P. is 60 less than its 31st term. Find the common difference.
18. Find the first negative term of the A. P. 122, 116, 110, ...
This page was last modified on 18 March 2021 at 10:18