GENPACT
Company
Numerical Ability
Averages
The average salary of all the workers in a workshop is Rs.8000. The average salary of 7 technicians is Rs.12000 and the average salary of the rest is Rs.6000. The total number of workers in the workshop is
A. 20
B. 21
C. 22
D. 23
Read Solution (Total 1)
-
- ans is 21
let total number of workers be x in which 7 are technicians and (x-7) are rest
acc to quest,
total salary of 7 workers=12000*7=84000
and total salary of (x-7) workers =6000*(x-7)=6000x-42000
now,84000+6000x-42000/x=8000
42000=8000x-6000x
2000x=42000
x=21 - 9 years agoHelpfull: Yes(1) No(0)
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