please show work

Krumple Inc. produces aluminum cans. Production of cans has a standard unit quantity of 4.5 ounces of aluminum per can. During the month of April, 303,000 cans were produced using 1,240,000 ounces of aluminum. The actual cost of aluminum was $0.14 per ounce and the standard price was $0.03 per ounce. There are no beginning or ending inventories of aluminum. Required: Calculate the materials price and usage variances (Variances need to be identified as favorable or unfavorable ones)