They still had a map, and saw that the nearest place for help was 14 miles away. The first one said she would go swim for help, However, she drowned after swimming 3 miles. After a few days, the other two blondes deduced the something must have happened to the first one, so the second decided to swim for help. She drowned after swimming 5 miles. Feeling lonely, the last blonde decided to swim after them. She swam 7 miles, and felling tired, she swam back.