The standard material cost for product Y is 27 metres at $5.75 per metre. In a period, 486 units of product Y were produced and actual material usage was 13 132 metres costing $74 852. 15. What is the material price variance? A. $155A B. $575F C. $657A D. $657F What is the material usage variance? A. $57.50A B. $57.50F C. $295A D. $295F Questions 17 and 18 refer to the following information: The standard labour cost for product Z is 18 hours at $6.50 per hour. In the first quarter of 2016, 942 units were made in 16 746 hours at a cost of $110 524. 17. What is the labour rate variance? A. $117A B. $117F C. $1 675A D. $1 675F What is the labour efficiency variance? A. $1 365A B. $1 365F C. $1 675F D. $1 657A 16. 18. ARCA