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Selzer & Hollinger, a low-cost legal firm, has set time standards for each of the two basic legal services it offers, which include the following: Over the past month, Selzer & Hollinger has handled 36 business incorporations and 36 wills. Actual hours and costs follow: Calculate the labor rate and labor efficiency variances for attorneys doing business incorporations. (Enter all variances as a positive number.) Calculate the labor rate and labor efficiency variances for attorneys preparing wills. (Enter all variances as a positive number.) Calculate the labor rate and labor efficiency variances for paralegals assisting with business incorporations. (Enter all variances as a positive number.) Calculate the labor rate and labor efficiency variances for paralegals assisting with wills. (Enter all variances as a positive number.)