COST is the average cost of each quantityHence the VALUE of the total stock, V = (12000 × 88) + (9000 × 69) + (47000 × 20) + (23000 × 82) + (99 × 23000) =V = 1056000 + 621000 + 940000 + 1886000 + 2277000 = 6,780,000Hence, V = 67.8 LAKHS