The answer would be 5 miles. I hope this helped ^^
First, you take 440 and multiply It by 20
Then, you take the product (8800) and divide it by 1760
Which would then give you, 5
The oldest cousin should be 10. If their ages are consecutive even whole numbers, then the younger cousins should be 2 & 4. 2+4=6+10=16
