Following information is available in respect of a particular material used by CTLS Limited.

Minimum materials consumption - 80 units per day

Maximum materials consumption - 120 units per day

Re-order quantity - 4 800 units

Re-order period - Minimum 20 days Maximum 30 days

Using the above information, calculate;

i. Re-order level

ii. Maximum stock level

iii. Minimum stock level

iv. Average stock level