Exercise 23-7 Rensing Ltd. estimates sales for the second quarter of 2017 will be as follows.

Month Units

April 2,590

May 2,420

June 2,350

The target ending inventory of finished products is as follows.

March 31 2,030

April 30 2,200

May 31 2,150

June 30 2,390

2 units of material are required for each unit of finished product. Production for July is estimated at 2,630 units to start building inventory for the fall sales period. Rensings policy is to have an inventory of raw materials at the end of each month equal to 70% of the following months production requirements.

Raw materials are expected to cost $5 per unit throughout the period.

Calculate the May raw materials purchases in dollars.

Raw material purchases cost $ _________.