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The total cost of producing item X is equal to the sum of item X's fixed cost and variable cost. If the variable cost of producing X decreased by 5% in January, by what percent did the total cost of producing item X change in January?
1) the fixed cost of producing item X increased by 13% in January
2) before changes in January, the fixed cost of producing item X was 5 times the variable cost of producing item X
1) the fixed cost of producing item X increased by 13% in January
2) before changes in January, the fixed cost of producing item X was 5 times the variable cost of producing item X
