The average weight of 3 young men is 53 kg. No one of them weighs less than 51 kg. What is the maximum weight of any one man?
A
53
B
55
C
57
D
59
Correct Answer: 57
The total weight of them = 53×3 = 159 kg Minimum weight possible for any 2 of them = 51×2 = 102 kg Maximum weight of any 1 of them = 159 - 102 = 57 kg