Correct option is B
Given:
Average marks of 14 students = 63
Marks of each student are doubled
Formula Used:
New Average = Old Average × Multiplying Factor
Solution:
New Average = 63 × 2 = 126
.
Given:
Average marks of 14 students = 63
Marks of each student are doubled
Formula Used:
New Average = Old Average × Multiplying Factor
Solution:
New Average = 63 × 2 = 126
.