Question A1 Shangrila Ltd manufactures a single product, Machoo. An extract from the standard cost for this product is as follows: Material X (5kg @ 25 per kg) Material Y (3kg @ 22 per kg) Labour (3 hours @ 10 per hour) Machoo 125 66 30 During period 2: 10,000 units were made (as budgeted) consuming 35,000kgs of material x, 50,000kgs of material Y and 30,000 labour hours. The total material X, material Y and labour costs for the period were 910,000, 1,050,000 and 385,000 respectively. (a) Calculate the material price, material usage and total material variances for material X and Y for period 2 and suggest a possible cause for each of the price and usage variances calculated. Give an appropriate comment in relation to the total materials variances. (b) Calculate the labour rate and efficiency variances for period 2 and suggest a possible cause for each of the variances calculated