SoundSmart manufactures headphone cases. During September 2012, the company produced 108,000 cases and recorded the following cost data:

Requirements
1. Compute the price and efficiency variances for direct materials and direct labor.
2. For manufacturing overhead, compute the variable overhead spending and efficiency variances and the fixed overhead spending and volume variances.
3. SoundSmart's management used better quality materials during September. Discuss the trade-off between the two direct materialvariances.

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Standard Cost Information: Quantity Price $ 0.16 per part $ 7.00 per hour 2 parts Direct materials Direct labor 0.02 hours Variable manufacturing overhead 0.02 hours $11.00 per hour Fixed manufacturing overhead ($29,400 for static budget volume of 98,000 units and 1,960 hours, or $15 per hour) Actual Information: Direct materials (193,000 parts @ $0.21 per part = $40,530) Direct labor (1,760 hours @ $7.15 per hour = $12,584) Variable manufacturing overhead $12,000 Fixed manufacturing overhead, $30,000