SSC CGL – Combined Graduate Level Examination · प्रश्न 61
Three numbers are such that when the average of any two is added to the third, the results are 200, 180, and 160. What is the average of the three numbers?
उत्तर देखें और व्याख्या
उत्तर: (C) 90
व्याख्या
Adding all three: 2(a + b + c) = 540, so the sum is 270 and the average 90.