Subatomic Shirts' standard cost included 0.70 metres of direct material per t-shirt at $3.80 per metre. Subatomic actually used 32,500 metres of direct material at a cost of $3.75 per metre to produce 50,000 t-shirts. a) Calculate the direct materials price variance: $ b) Is the direct materials price variance favourable or unfavourable? c) Calculate the direct materials quantity variance:$ e) Calculate the total direct materials variance: s f Is the total direct materials variance favourable or unfavourable