Answer:
Quantity | Unit Cost | Total Amount
-------- | --------- | ------------
3 1/2 heaps | Sh. 1200 per heap | Sh. 4200
2000 les | Sh. 1.25 per le | Sh. 2500
5000 ns | Sh. 0.9 per n | Sh. 4500
Note: "les" and "ns" are units of measurement that are not commonly used and may be specific to a certain context or region.
Explanation: