Kassie and Luke timed each other during swim practice . The speed at which Kassie swims is represented by the equation d = 1.22t , where d is the number meters she swims in t seconds . The speed at which Luke swims is represented in the table.

The first one, i believe, would be correct. all the others have one thing in common, and that's that they have repeating numbers. in the second one, x and y have repeating 6's and 3's, and in the third, x and y have repeating 6's as well. in the last one, there are repeating 3's. the first one has no repeating numbers.

7.3

step-by-step explanation:

81+30=111180 minus 111=691/2×19=9.569÷9.5=7.263157895~7.3