Question

Q.12 The average salary of group A and B is Rs. 25000, the average salary of
group B and C is Rs.30000 and that of group A and C is Rs.45000. If the
salary of group D is Rs.80000 then what is the average salary of all the
groups (A, B, C & D)?
1) Rs.45000 2) Rs.80000 3) Rs.60000
4) Rs.100000​

Answer 1

Answer:

₹8000

Average #30

30. The average salary of all the workers in a workshop is ₹8000. ₹ 8000. The average salary of 7 technicians is ₹12000 and the average salary of the rest is ₹6000. ₹ 6000. How many workers are there in the workshop?

A. 23 B. 24

C. 22 D. 21