It is 38.
42
32, 33, 34, 35, 36, 38, 39, and 40 are the eight composite numbers between 31 and 41.
32 33 34 35 36 38 39 40
The arithmetic mean is (22 + 31 + 34)/3 = 87/3 = 29The arithmetic mean is (22 + 31 + 34)/3 = 87/3 = 29The arithmetic mean is (22 + 31 + 34)/3 = 87/3 = 29The arithmetic mean is (22 + 31 + 34)/3 = 87/3 = 29
It is 38.
42
32, 33, 34, 35, 36, 38, 39, and 40 are the eight composite numbers between 31 and 41.
32, 33, 34, 35, 36, 38, 39, 40
32 33 34 35 36 38 39 40
38
32, 33, 34, 35, 36, 38, 39, 40
32, 33, 34, 35, 36, 38, 39, 40
The arithmetic mean is (22 + 31 + 34)/3 = 87/3 = 29The arithmetic mean is (22 + 31 + 34)/3 = 87/3 = 29The arithmetic mean is (22 + 31 + 34)/3 = 87/3 = 29The arithmetic mean is (22 + 31 + 34)/3 = 87/3 = 29
29 30 31 32 33 34 35 36 37 38 39
-3
31,37 are not composite