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Maths help needed

17. A company calculates the price of jobs by adding overheads to the prime cost and then adding 30% to total costs as a profit mark-up. Job number Y256 was sold for £1,690 and incurred overheads of £694. What was the prime cost of the job?
Original post by Kitkat100
17. A company calculates the price of jobs by adding overheads to the prime cost and then adding 30% to total costs as a profit mark-up. Job number Y256 was sold for £1,690 and incurred overheads of £694. What was the prime cost of the job?


What have you tried?
well..
Calculate 100%, seeing as you are looking at a 130% cost.
Then you are left with Prime and Overheads.
I'm sure you can figure out how to find the Prime cost.

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