Answer:
0.8 kilometers.
Step-by-step explanation:
Convert all values to kilometers:-
Kenny's run:-
3 ft = 1 meter.
1 ft = 1/3 meter.
12,000 ft = 1/3 * 12,000
= 4,000 metres
= 4 kilometers.
Kate's run:-
2 miles = 2 *1.6 = 3.2 kilometers.
So Kenny ran 4 - 3.2 = 0.8 kilometers more than Kate.