9th
-
11th
grade

Mathematics

61%

accuracy

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4 years

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1. Multiple Choice
3 minutes
1 pt
The nth term of the arithmetic sequence 1, 6, 11, 16, ... is
5n - 4
4n - 5
5n + 1
4n + 1
2. Multiple Choice
3 minutes
1 pt
The 50th term of the arithmetic sequence 4, 7, 10, 13, ...is
151
149
150
161
3. Multiple Choice
3 minutes
1 pt
How many terms does the sequence 1, 2, 3, 4,...99 have
99
100
48
It's not possible to answer this!
4. Multiple Choice
3 minutes
1 pt
How many terms does the arithmetic sequence 2, 4, 6, 8, ...112 have?
61
62
60
56
5. Fill in the Blank
3 minutes
1 pt
What is the simplified equation for the nth term of the arithemtic sequence:
18, 12, 6, 0, -6, ...
(Express your answer in A(n) = ax + b where a and b are integers)
6. Fill in the Blank
3 minutes
1 pt
Find the 42nd term of the arithmetic sequence 25, 28, 31, ...
7. Fill in the Blank
3 minutes
1 pt
How many terms are there in the arithmetic sequence
15, 19, 23, 27, 31...263
8. Fill in the Blank
3 minutes
1 pt
The 5th term of an arithmetic sequence is 37 and the 11th term is 61. Find the first term of the sequence.
9. Fill in the Blank
3 minutes
1 pt
$\sum_{n=1}^42x-15\ =?$
10. Fill in the Blank
3 minutes
1 pt
$\sum_{x=2}^4\left(x^2+1\right)$
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