The weight (in kg) of 7 women are 40,64,65,30,80,67 and 70. The median is-
The weight of 10 students (in kg) are 55, 40, 35, 52, 60, 38, 36, 45, 31, 44. The median weight is (a) 40 kg (b) 41 kg (c) 42 kg (d) 44 kg