The average weekly salary per head of the entire staff of a factory consisting ofsupervisors and the labourers is Rs.
Question 1:
The average weekly salary per head of the entire staff of a factory consisting ofsupervisors and the labourers is Rs. 55. The average salary per head of the supervisors is Rs. 300 and that of the labourers is Rs. 40. Given that the number of supervisors is 10, find the number of labourers in the factory.
A.160
Feedback40…………………………………..300 ………………….55……………………. 245…………………………………15 =>(Number of labourers)/(Number of supervisors) = 245/15 = 16.33/1 = 16/1 16:1 = 160:10
B.120
C.155
D.143
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