Answer:
19530 meters
Step-by-step explanation:
There are 7 days per week. If audrina swims 21 times for 0.93 km each day, we can multiply 0.93 km by 21 as we add 21 instances of 0.93. Our answer, using a calculator, is 19.53 km. Multiplying that by 1000, as there are 1000 meters per kilometer, we get 19530 meters as our answer
