WorksheetsQuiz 1 (Part 2) Module 3 Arithmetic Means and Arithmetic Series
Total questions: 15
Worksheet time: 20mins
Insert three arithmetic means between 5 and 41
14, 23, 32
12, 20, 29
15, 21, 32
14, 24, 32
Which of the following three numbers are arithmetic means of 14 and 50?
24, 34, 44
20, 31, 42
23, 32, 41
21, 32, 43
There are 7 arithmetic means between a1 and a8
.
True
False
Find the missing term in the arithmetic sequence 9, ___, 3.
4
6
5
7
Given the arithmetic sequence
32, ___, ___, ___, 68 whose arithmetic means are missing, what is the value or the common difference?
8
10
9
11
Insert four arithmetic means between -5 and 20.
(a)
Find the missing term in an arithmetic sequence
1, _______, 7, _______, 13
4; 9
2 ; 11
3; 9
4; 10
2 + (-2) + (-6) + (-10)..., S10
Evaluate the arithmetic series described:
11 + 18 + 25 + 32..., S7
(a)
Find the sum of the first 20 terms: 2+5+8+ (a)
Find the sum of the first 100 terms: 100 + 98 + 96 + ...
(a)
Find Sn for the given series: a1 = 22 d = -8 n = 21
An arithmetic series is the sum of the terms in an arithmetic sequence.
True
False
Find the sum of first 20 even numbers.
(a)
Insert three arithmetic means between 12 and 44.
(a)
