Test 5
1.
\(a_n\text{ is arithmetic}\)
\(a_{12}=36\)
\(a_8=8\)
\(d=?\)
A) \(4\)B) \(5\)C) \(6\)D) \(7\)E) \(8\)
2.
\(a_n\text{ is arithmetic}\)
\(a_{10}-a_5=30\)
\(d=?\)
A) \(5\)B) \(6\)C) \(10\)D) \(15\)E) \(30\)
3.
\(a_n\text{ is arithmetic}\)
\(a_3=10\)
\(d=5\)
\(a_8=?\)
A) \(50\)B) \(45\)C) \(40\)D) \(35\)E) \(30\)
4.
\(a_n\text{ is arithmetic}\)
\(a_5=24\)
\(d=4\)
\(a_1=?\)
A) \(4\)B) \(6\)C) \(8\)D) \(12\)E) \(16\)
5.
\(a_n\text{ is arithmetic}\)
\(a_{10}=48\)
\(d=4\)
\(a_1=?\)
A) \(4\)B) \(8\)C) \(12\)D) \(16\)E) \(20\)
6.
\(a_n\text{ is arithmetic}\)
\(a_4=7\)
\(a_8=27\)
\(d=?\)
A) \(2\)B) \(3\)C) \(4\)D) \(5\)E) \(6\)
7.
\(a_n\text{ is arithmetic}\)
\(a_2=5\)
\(a_{12}=35\)
\(a_{15}=?\)
A) \(36\)B) \(38\)C) \(41\)D) \(44\)E) \(47\)
8.
\(a_n\text{ is arithmetic}\)
\(a_8-a_5=15\)
\(a_9=32\)
\(a_3=?\)
A) \(2\)B) \(3\)C) \(5\)D) \(6\)E) \(8\)