Hol Chong Transport, Lid. operates a fleet of delivery trucks in Singapore. The company has determined that if a truck is driven 114,000 kilometres during a year, the average operating cost is 12.509 cents per kilometre. If a truck is driven only 79,000 kilometres during a year, the average operating cost Increases to 15.4 cents per kilometre. (The Singapore dollar is the currency used In Singapore.) Required: 1. Using the high-low method, estimate the variable and fixed cost elements of the annual cost of truck operation. (Round the "Variable cost" to 5 decimal places. Round "Fixed cost" to 2 decimal places.) Variable cost per kilometre Fixed cost per year 2. Express the variable and fixed costs in the form Y=a + DX. (Round the "Variable cost" to 5 decimal places. Round "Fixed cost" to 2 decimal places.) 3. If a truck were driven 89,000 kilometres during a year, what total cost would you expect to be incurred? (Do not round Intermediate calculations. Round "Total annual cost" to 2 decimal places.) Total annual cost