(a) BelChely product is made by mixing and processing two chemicals, belly and chilly. The standard cost data are as follows: - Chemical Standard proportions Standard cost Sh. Per unit Belly 60% 500 Chelly 40% 750 A standard process loss of 20% is anticipated; During a given week the output of this product was 4,250 units and the inputs were as follows: - Chemical Actual consumption Actual price Actual cost Shs. Sh. Belly 3,250 120 390,000 Chelly 1,750 140 245,000 5,000 635,000 2 Required Calculate the following variances; (i) Material price variance (3 Marks) (ii) Material mix variance (3Marks) (iii) Material yield variance