Accounting for materials

please help me solve this
A company manufactures and sells one product which requires 8 kg of raw materials in its manufacture. The budgeted data relating to the next period are as follows:

Units
Sales 19,000
Opening inventory of finished goods 4,000
Closing inventory of finished goods 3,000

Kg
Opening inventory of raw materials 50,000
Closing inventory of raw materials 53,000
What is the budgeted raw material purchases for next period?