CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 10 terms, first term 23, and common difference 4. What is the average of its terms?
A. 39
B. 43
C. 41
D. 45
Correct Answer: C
Average of an AP = (first+last)/2 = (23+59)/2 = 41.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 9 terms, first term 21, and common difference 3. What is the average of its terms?
A. 33
B. 35
C. 31
D. 37
Correct Answer: A
Average of an AP = (first+last)/2 = (21+45)/2 = 33.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 8 terms, first term 19, and common difference 6. What is the average of its terms?
A. 44
B. 40
C. 38
D. 42
Correct Answer: B
Average of an AP = (first+last)/2 = (19+61)/2 = 40.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 7 terms, first term 17, and common difference 5. What is the average of its terms?
A. 32
B. 36
C. 30
D. 34
Correct Answer: A
Average of an AP = (first+last)/2 = (17+47)/2 = 32.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 6 terms, first term 15, and common difference 4. What is the average of its terms?
A. 23
B. 25
C. 27
D. 29
Correct Answer: B
Average of an AP = (first+last)/2 = (15+35)/2 = 25.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 10 terms, first term 13, and common difference 3. What is the average of its terms?
A. 28.5
B. 26.5
C. 24.5
D. 30.5
Correct Answer: B
Average of an AP = (first+last)/2 = (13+40)/2 = 26.5.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 9 terms, first term 11, and common difference 6. What is the average of its terms?
A. 33
B. 37
C. 39
D. 35
Correct Answer: D
Average of an AP = (first+last)/2 = (11+59)/2 = 35.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 8 terms, first term 9, and common difference 5. What is the average of its terms?
A. 28.5
B. 30.5
C. 26.5
D. 24.5
Correct Answer: C
Average of an AP = (first+last)/2 = (9+44)/2 = 26.5.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 7 terms, first term 7, and common difference 4. What is the average of its terms?
A. 19
B. 23
C. 17
D. 21
Correct Answer: A
Average of an AP = (first+last)/2 = (7+31)/2 = 19.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
An arithmetic progression has 6 terms, first term 5, and common difference 3. What is the average of its terms?
A. 16.5
B. 10.5
C. 12.5
D. 14.5
Correct Answer: C
Average of an AP = (first+last)/2 = (5+20)/2 = 12.5.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive odd integers have average 66. What is the largest integer?
A. 68
B. 70
C. 74
D. 72
Correct Answer: B
Five equally spaced terms are centered at 66; the required endpoint is 70.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive even integers have average 62. What is the smallest integer?
A. 60
B. 62
C. 58
D. 56
Correct Answer: C
Five equally spaced terms are centered at 62; the required endpoint is 58.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive odd integers have average 58. What is the largest integer?
A. 60
B. 62
C. 66
D. 64
Correct Answer: B
Five equally spaced terms are centered at 58; the required endpoint is 62.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive even integers have average 54. What is the smallest integer?
A. 54
B. 48
C. 52
D. 50
Correct Answer: D
Five equally spaced terms are centered at 54; the required endpoint is 50.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive odd integers have average 50. What is the largest integer?
A. 52
B. 54
C. 58
D. 56
Correct Answer: B
Five equally spaced terms are centered at 50; the required endpoint is 54.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive even integers have average 46. What is the smallest integer?
A. 42
B. 46
C. 40
D. 44
Correct Answer: A
Five equally spaced terms are centered at 46; the required endpoint is 42.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive odd integers have average 42. What is the largest integer?
A. 44
B. 46
C. 50
D. 48
Correct Answer: B
Five equally spaced terms are centered at 42; the required endpoint is 46.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive even integers have average 38. What is the smallest integer?
A. 36
B. 38
C. 34
D. 32
Correct Answer: C
Five equally spaced terms are centered at 38; the required endpoint is 34.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive odd integers have average 34. What is the largest integer?
A. 40
B. 38
C. 36
D. 42
Correct Answer: B
Five equally spaced terms are centered at 34; the required endpoint is 38.
CSS - PMS - CCE - PCS - Mathematics
Average / Arithmetic Mean
Five consecutive even integers have average 30. What is the smallest integer?
A. 28
B. 26
C. 24
D. 30
Correct Answer: B
Five equally spaced terms are centered at 30; the required endpoint is 26.