What is the average of all integers between 150 and 300 that are exactly divisible by 13?

उत्तर दाखवा आणि स्पष्टीकरण

उत्तर: (B) 227.5

स्पष्टीकरण

Multiples of 13 run from 156 to 299; their average = (156 + 299)/2 = 227.5.