A company manufactures small assembles to order and has the following budgeted

Overheads for the year base on normal activity levels.

Departments Building Overheads Overhead absorption base

Blanking 18000 1500 labour hours

Machining 43000 2500 Machine hours

Welding 20000 1800 labour hours

Assembling 15000 1000 labour hours

Selling and administration overheads are 20% of factory cost.

An order for 250 assemblies type x 128 made as batch 5931 incurred the following cost.

Materials 3107

Labour 128 hours blanking shop at 5.25 per hour.

452 hours machining shop at 5.50 per hour.

90 hours welding shop at 5.25 per hour.

175 hours assembling shop at 4.80 per hour.

525 was paid for the hire of special x-ray equipment for testing welds.

The time booking for the machine shop is a 643-machine hour.

Required: Calculate the total cost of the batch, the unit cost and the profit per assembly if the selling price was 150 per assembly