The average of the marks of 14 students in a class is 63. If the marks of each student are doubled, find the new average?
A63
B126
C28
D14
A63
B126
C28
D14
Related Questions:
The average of numbers N1 and N2 is 17. The average of numbers N2 and N3 is 44. What is the difference between N3 and N1?