Problem Solving
Quick practice
Question 1 of 5
The average monthly salary of 15 teachers in a school was Rs.4215. The average monthly salary of 4 of these teachers was Rs.3650. These four teachers left the school and had been replaced by a teacher with a monthly salary of Rs 4175. So what is the average monthly salary of all these teachers?
A
Rs. 4400
B
Rs. 4300
C
Rs. 4100
D
Rs. 4200
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