Nina Company prepared the following fixed budget for July using 7,700 units for budgeted sales. Actual sales were 7,400 units and actual costs are shown below. Prepare a fiexible budget performance report for July at activity level of 7,400 units. Show variances between budgeted and actual amounts. (indicate the effect of each variance by selecting favorable, unfavorable, or no variance.) Prepare a flexible budget performance report for July at activity level of 7,400 units. Show variances between budgeted and actual amounts. (Indicate the effect of each variance by selecting favorable, unfavorable, or no variance.)