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MinnOil performs oil changes and other minor maintenance services (e.g., tire pressure checks) for cars. The company advertises that all services are completed within 15 minutes for each service. On a recent Saturday, 160 cars were serviced, resulting in the following labor variances: rate, $19 unfavorable; efficiency, $14 favorable. If MinnOil’s standard labor rate is $7 per hour, determine the actual wage rate per hour and the actual hours worked.
Wage Rate ....Hours Worked A. B. C. D.