jack works at a sporting goods store and makes a commission of 20 percent. his sales for each week are shown…

jack works at a sporting goods store and makes a commission of 20 percent. his sales for each week are shown below. how much did jack make in total in commission during all four weeks?\n| week | sales |\n| ---- | ---- |\n| 1 | $3,000 |\n| 2 | $2,500 |\n| 3 | $3,500 |\n| 4 | $4,000 |\n$200.00\n$260.00\n$2,000.00\n$2,600.00

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