46
48, 49 and 50 are all composite.
49
40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55
50 + 1 = 51 49 + 2 = 51 48 + 3= 51 etc..
A number that is close to 49, 48, 50, 51, and 52 is 50, as it is the median of that range. Additionally, 49 and 51 are also very close, being just one unit away from 50. All these numbers are clustered around the midpoint of 50.
-49
51
42 44 45 46 48 49 50 51 52
50 x 50=2500
349
Less than 50 is written as: <50
44, 45, 46, 48, 49, 50, 51