Q1: 1. What is the next term in the sequence: 2, 6, 10, 14, ...?

• A) 16
• B) 18
• C) 20
• D) 22

Q2: 2. If the common ratio of a geometric sequence is 3 and the first term is 2, what is the fourth term?

• A) 8
• B) 18
• C) 24
• D) 54

Q3: 3. A company's revenue increases by 10% each month. If the revenue in the first month is $1000, what will be the revenue in the fourth month?

• A) $1310
• B) $1331
• C) $1464
• D) $1500

Q4: 4. In an arithmetic series, if the first term is 5 and the common difference is 3, what is the 10th term?

• A) 35
• B) 38
• C) 42
• D) 45

Q5: 5. If the sum of the first 5 terms of an arithmetic series is 60 and the common difference is 4, what is the first term?

• A) 4
• B) 8
• C) 10
• D) 12

Q6: 6. What is the sum of the first 8 terms of the geometric series 3, 9, 27, ... if the common ratio is 3?

• A) 6560
• B) 6561
• C) 7290
• D) 8100

Q7: 7. A savings account earns 5% interest every month. If the initial deposit is $500, what will be the total amount after 6 months?

• A) $580
• B) $607.50
• C) $625
• D) $650

Q8: 8. In a geometric series, if the first term is 3 and the common ratio is 2, what is the 7th term?

• A) 192
• B) 384
• C) 768
• D) 1536

Q9: 9. If the sum of the first n terms of an arithmetic series is given by Sn = 3n^2 + 2n, what is the common difference?

• A) 2
• B) 3
• C) 4
• D) 5

Q10: 10. A car depreciates by 15% each year. If the initial value of the car is $20,000, what will be the value of the car after 3 years?

• A) $10750
• B) $13000
• C) $14500
• D) $15625

Q11: 11. What is the 15th term in the arithmetic sequence: 7, 12, 17, ... if the common difference is 5?

• A) 82
• B) 87
• C) 92
• D) 97

Q12: 12. If the first term of a geometric series is 4 and the common ratio is 0.5, what is the sum of the first 6 terms?

• A) 7.5
• B) 8
• C) 8.5
• D) 9

Q13: 13. A population of bacteria doubles every hour. If there are 100 bacteria initially, how many bacteria will be there after 5 hours?

• A) 1600
• B) 2000
• C) 2400
• D) 3200

Q14: 14. If the 8th term of an arithmetic series is 20 and the common difference is 3, what is the first term?

• A) 3
• B) 5
• C) 7
• D) 9

Q15: 15. The sum of the first n terms of a geometric series is given by Sn = 80(1 - 0.2^n). What is the common ratio?

• A) 0.2
• B) 0.4
• C) 0.6
• D) 0.8

Q16: 16. If the 6th term of a geometric series is 81 and the common ratio is 3, what is the first term?

• A) 1
• B) 3
• C) 9
• D) 27

Q17: 17. A company sells 1000 units of a product at $10 each. If the price decreases by 5% for every additional 100 units sold, how much revenue will the company make by selling 1500 units?

• A) $14000
• B) $15000
• C) $15500
• D) $16000

Q18: 18. In an arithmetic series, the 9th term is 30 and the 15th term is 42. What is the common difference?

• A) 2
• B) 3
• C) 4
• D) 5

Q19: 19. If the sum of the first 4 terms of a geometric series is 31.5 and the common ratio is 0.5, what is the first term?

• A) 1
• B) 2
• C) 3
• D) 4

Q20: 20. A company's sales increase by 8% each quarter. If the sales in the first quarter are $5000, what will be the sales in the fourth quarter?

• A) $6070
• B) $6400
• C) $6859
• D) $7300

Q21: 21. What is the sum of the first 10 terms of the arithmetic series 3, 7, 11, ... if the common difference is 4?

• A) 100
• B) 110
• C) 120
• D) 130

Q22: 22. If the 5th term of a geometric series is 16 and the common ratio is 2, what is the first term?

• A) 0.5
• B) 1
• C) 2
• D) 4

Q23: 23. The sum of the first n terms of an arithmetic series is given by Sn = 2n^2 + n. What is the common difference?

• A) 1
• B) 2
• C) 3
• D) 4

Q24: 24. If the 7th term of an arithmetic series is 25 and the common difference is 3, what is the 15th term?

• A) 43
• B) 46
• C) 49
• D) 52

Q25: 25. A population of rabbits triples every month. If there are 50 rabbits initially, how many rabbits will be there after 4 months?

• A) 400
• B) 450
• C) 500
• D) 550