Neco 2022 Geography Question 47

Two sites are being considered for a new textile factory.\n\nSite A: distance to raw material 80 km, transport cost ₦0.50 per ton‑km, raw material 2\,000 tons/month; labour cost ₦30\,000 per worker per month for 120 workers; electricity cost ₦0.12 per kWh for 150\,000 kWh/month; a tax rebate of 5\% on total monthly operating cost.\n\nSite B: distance 120 km, transport cost ₦0.40 per ton‑km, same raw material quantity; labour cost ₦28\,000 per worker per month for 130 workers; electricity cost ₦0.10 per kWh for 160\,000 kWh/month; no rebate.\n\nCalculate the total monthly cost for each site after applying any rebate and state which site is cheaper. Provide the answer as "Site A" or "Site B".