The Lopez Company uses standard costing in its manufacturing plant for auto parts., the budgeted output level for the year is 8,000 units,The standard machine hours allowed per unit of output is 12 machine-hours .the budgeted Variable manufacturing overhead rate is `$16 per hour and the budgeted fixed manufacturing overhead rate is $10 per hour. Actual output produced was 8,800 units. Variable manufacturing overhead incurred was $950,000. Fixed manufacturing overhead incurred was $746,000. Actual machine-hours were 98,000 required 1-calculate spending and efficiency variances for V.MOH 2-calculate sales volume variance for V.MOH 3-calculate spending and sales volume variances for F.MOH 4-explain your results in Requirement 1