All but 31 and 37 are composite.
31,37 are not composite
-20
=(32+34+36+38)/4 = 35
1-36 are numbers, NOT digits. The number of combinations of 10 numbers out of 36 is 36*35*34*33*32*31*30*29*28*27/(10*9*8*7*6*5*4*3*2*1) which is 254,186,856
All but 31 and 37 are composite.
The composite numbers between 30 and 40 are 32, 33, 34, 35, 36, 38, and 39.
34, 36 and 12
The mode of the set of numbers {31, 34, 34, 35, 36} is 34, as it is the number that occurs the most.
32+33+34+35+36 (31 is a prime number) = 170
31,37 are not composite
32, 33, 34, 35, 36, 38, 39, and 40 are the eight composite numbers between 31 and 41.
The composite numbers between 30 and 40 are 32, 33, 34, 35, 36, 38, and 39. Add them together to find the sum: 32 + 33 + 34 + 35 + 36 + 38 + 39 = 247.
35 is
32, 33, 34, 35, 36, and 38.
32, 33, 34, 35, 36, 38 and 39
32 33 34 35 36 38 39 40