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Question no. 5 Flagstaff, Inc. uses standard costing for its one product, baseball bats. The standards call for 3 board-feet of wood at $1.40 per board-foot, and 45 minutes of work at $12 per hour per bat. Total manufacturing overhead costs were estimated at $9,450, of which the variable portion was $0.50 per bat and the fixed portion was $1.00 per bat with an estimate of 6,300 bats to be produced (normal estimated capacity). Flagstaff identifies price variances at the earliest possible point in time. During March, the company had the following results: . Direct labor used = 4,800 hours at a cost of $56,400 . Actual manufacturing overhead fixed costs = $6,000 . Actual manufacturing overhead variable costs = $3, 100 . Bats produced = 6,000 Compute the following variances for March. 1. Labor quantity variance 2. Total labor variance 3. Overhead controllable variance 4. Overhead volume variance