Kramer Inc. has a materials price standard of $2.00 per pound. Six thousand pounds of materials were purchased at $2.20 a pound. The actual quantity of materials used was 6,000 pounds, although the standard quantity allowed for the output was 5,400 pounds. Kramer Inc.'s total materials variance is $2.520 unfavorable. $2,520 favorable. O $2.400 favorable. O $2,400 unfavorable.