A company calculates the prices of jobs by adding overheads to the prime cost and adding 30% to total costs as a profit margin. Job number Y256 was sold for Rs1690 and incurred overheads of Rs 694. What was the prime cost of the job?

A company calculates the prices of jobs by adding overheads to the pri

1.	A company calculates the prices of jobs by adding overheads to the prime cost and adding 30% to total costs as a profit margin. Job number Y256 was sold for Rs1690 and incurred overheads of Rs 694. What was the prime cost of the job?
A.	s 489
B.	s 606
C.	s 996
D.	s 1300
Answer» B. s 606