The average of the marks of 12 students in a class is 36. If the marks of each student are doubled, find the new average?
A. 72
B. 45
C. 37
D. 79
Answer:A
The average of the marks of 12 students in a class is 36. If the marks of each student are doubled, find the new average?
A. 72 B. 45 C. 37 D. 79