Mathematics
Average / Arithmetic Mean
Seven consecutive odd integers start at 39. What is their arithmetic mean?
A. 43
B. 49
C. 47
D. 45
Correct Answer: D
Last term = 51; mean = (39+51)/2 = 45.
Mathematics
Average / Arithmetic Mean
Seven consecutive odd integers start at 35. What is their arithmetic mean?
A. 41
B. 43
C. 45
D. 39
Correct Answer: A
Last term = 47; mean = (35+47)/2 = 41.
Mathematics
Average / Arithmetic Mean
Seven consecutive odd integers start at 31. What is their arithmetic mean?
A. 39
B. 37
C. 35
D. 41
Correct Answer: B
Last term = 43; mean = (31+43)/2 = 37.
Mathematics
Average / Arithmetic Mean
Seven consecutive odd integers start at 27. What is their arithmetic mean?
A. 35
B. 33
C. 37
D. 31
Correct Answer: B
Last term = 39; mean = (27+39)/2 = 33.
Mathematics
Average / Arithmetic Mean
Seven consecutive odd integers start at 23. What is their arithmetic mean?
A. 29
B. 31
C. 27
D. 33
Correct Answer: A
Last term = 35; mean = (23+35)/2 = 29.
Mathematics
Average / Arithmetic Mean
Seven consecutive odd integers start at 19. What is their arithmetic mean?
A. 29
B. 25
C. 23
D. 27
Correct Answer: B
Last term = 31; mean = (19+31)/2 = 25.
Mathematics
Average / Arithmetic Mean
Seven consecutive odd integers start at 15. What is their arithmetic mean?
A. 25
B. 21
C. 23
D. 19
Correct Answer: B
Last term = 27; mean = (15+27)/2 = 21.
Mathematics
Average / Arithmetic Mean
Seven consecutive odd integers start at 11. What is their arithmetic mean?
A. 15
B. 19
C. 21
D. 17
Correct Answer: D
Last term = 23; mean = (11+23)/2 = 17.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 56.
A. 61
B. 63
C. 65
D. 59
Correct Answer: A
Last term = 66; mean = (56+66)/2 = 61.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 52.
A. 61
B. 55
C. 59
D. 57
Correct Answer: D
Last term = 62; mean = (52+62)/2 = 57.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 48.
A. 55
B. 51
C. 57
D. 53
Correct Answer: D
Last term = 58; mean = (48+58)/2 = 53.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 44.
A. 53
B. 47
C. 49
D. 51
Correct Answer: C
Last term = 54; mean = (44+54)/2 = 49.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 40.
A. 49
B. 45
C. 47
D. 43
Correct Answer: B
Last term = 50; mean = (40+50)/2 = 45.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 36.
A. 39
B. 43
C. 45
D. 41
Correct Answer: D
Last term = 46; mean = (36+46)/2 = 41.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 32.
A. 35
B. 37
C. 39
D. 41
Correct Answer: B
Last term = 42; mean = (32+42)/2 = 37.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 28.
A. 33
B. 31
C. 35
D. 37
Correct Answer: A
Last term = 38; mean = (28+38)/2 = 33.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 24.
A. 33
B. 29
C. 31
D. 27
Correct Answer: B
Last term = 34; mean = (24+34)/2 = 29.
Mathematics
Average / Arithmetic Mean
Find the average of six consecutive even integers starting from 20.
A. 25
B. 27
C. 23
D. 29
Correct Answer: A
Last term = 30; mean = (20+30)/2 = 25.
Mathematics
Average / Arithmetic Mean
Six consecutive integers begin with 37. What is their average?
A. 40.5
B. 41.5
C. 39.5
D. 38.5
Correct Answer: C
Mean = (37+42)/2 = 39.5.
Mathematics
Average / Arithmetic Mean
Six consecutive integers begin with 34. What is their average?
A. 36.5
B. 37.5
C. 38.5
D. 35.5
Correct Answer: A
Mean = (34+39)/2 = 36.5.