ARITHMETIC SEQUENCES



ARITHMETIC SEQUENCES NAME______________________________

Algebra II Date_____________Per____

Decide whether the sequence is arithmetic. Explain why or why not.

1. [pic] 2. [pic] 3. ` [pic]

4. [pic] 5. [pic] 6. [pic]

7.[pic] 8. [pic] 9. [pic]

Find the arithmetic mean between the two numbers.

10. 23 and 49 11. 14 and 21 12. -2 and 2 13. -45 and -12

14. 29 and 33 15. 34 and 345 16. -5 and -2 17. -34 and 77

Find the 43rd term in each sequence.

18. [pic] 19. [pic] 20. [pic] 21. [pic]

Find the 27th term in each sequence.

22. [pic] 23. [pic] 24. [pic]

Suppose the initial call at a telethon is a pledge for $2300 from a business. The minimum pledge at the telethon is $10 per call.

25. What is the minimum amount raised after 30 calls?

26. What is the minimum raised after 75 calls?

You plan to increase the distance you walk in a week by [pic]mi every week. The first week you walk 2 mi.

27. How far would you walk in the 20th week?

28. How far would you walk in the 40th week?

29. How far would you walk in the 52nd week?

You save $1200 toward retirement this year. You plan to save $1000 more each year than the year before.

30. How much would you save the 10th year?

31. How much would you save the 20th year?

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