Bling Company produces fancy jewelry. One product, the Snazzy Ring, requires a standard quantity of 5 grams of gold per ring. During the month of April, Bling produced 500 Snazzy Rings used 2,600 grams of gold (all purchased in April). Bling paid its supplier $9.00 per gram of gold purchased in April; the budget was based on a standard price of $10 per gram. What was the materials price variance for Snazzy Rings in April?