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- Is an arithmetic series the sum of numbers/terms in the arithmetic sequence?
- No
- Yes

- Is 1,2,3,4 an arithmetic sequence or series?
- Sequence
- Series

- Which of the following is an arithmetic series?
- 1,3,6,10,,
- 1,3,5,7,,
- 1+3+6+10
- 1+3+5+7

- Is the following an arithmetic series?
- Yes
- No

- Is the following an arithmetic series?
- Yes
- No

- Find the sum of the first 10 terms of an arithmetic series if a =2 and d=3.
- 31
- 29
- 155

- What is the sum of the following series 3+7+11,,,,,,+39?
- 10
- 210
- 253

- Could the sum of an arithmetic series ever be 0?
- yes
- no

- How many terms of the series 2+6+10+... have to be taken so that the sum is 242?
- 10
- 242
- 4
- 11

- Starting at 3 and taking every 4th natural number after that, find the sum of all such numbers that are less than 100.
- 1275
- 99
- 1274

- A common difference of an arithmetic series can be found by subtracting any term from the previous term.
- True
- False

- Given the first term of an arithmetic sequence is log3 and the common difference is log3. What is the sum of the first ten terms.
- log3
- 55
- 55(log3)

- Kayla got her new mobile phone on the first of April. She sent 1 text that day, 3 texts the next day and 5 texts the next day after that. If this pattern continues how many texts will she send in the month of April that year?
- 61
- 59
- 630
- 900

- Is it true that an alternative method of writing the formula for the sum of the first n Natural numbers is ?
- True
- False

- Starting with €0, Margo saves €45 per day, how long will it be before she can afford a new (second hand ) car costing €3,000?
- 66
- 67
- 68

- 2n-1
- 2n+1
- 3

(c) Project Maths Development Team