Bangkok Custom Shirt Company uses a special fabric in the production of dress shirts. During August, Bangkok Custom Shirt purchased and used 7,900 square yards in the production of 3,800 shirts at a total cost of B5,490,500. (B stands for the Thai baht. There are roughly 35 bahts to a US dollar.) The standard allows two yards at B700 per yard for each shirt. Calculate the material price variance and the material quantity variance.