[The following information applies to the questions displayed below.] Manuel Company predicts it will operate at 80% of its productive capacity. Its overhead allocation base is DLH and its standard amount per allocation base is 0.5DLH per unit. The company reports the following for this period. Exercise 21-18 (Algo) Volume and controllable variances LO P4 (1) Compute the overhead volume variance. Indicate variance as favorable or unfavorable. (2) Compute the overhead controllable variance. Indicate variance as favorable or unfavorable. Complete this question by entering your answers in the tabs below. Compute the overhead controliable variance. Indicate variance as favorable or unfavorable. (Indicate the effect of the variance by selecting favorabie, unfavorable, or no variance.)