The average salary of all the workers in a workshop is Rs.8000. The average salary of 7 technicians is Rs.16000 and the average salary of the rest is Rs.6000. The total number of workers in the workshop is  Choose the correct choice from the following
A) 20	B) 21	C) 35	D) 23	E) 24
Solution   Let the toatl number of workers be x.   Then 8000x=(16000 x 7) + 6000 (x -7)   x= 35.   Answer 35
<result>C</result>
The average salary of all the workers in a workshop is Rs.8000. The average salary of 7 technicians is Rs.16000 and the average salary of the rest is Rs.6000. The total number of workers in the workshop is