Averages Q.11
0. The average of A, B and C is 50. If D is 10, then what is the average of A, B, C and D?
- Option : B
- Explanation : The total of a, b, and c = 3 × 50 = 150
d = 10
Total of a, b, c, and d = 150 + 10 = 160
Average of a, b, c and d = 160/4 = 40
