A blonde, a brunette, and a redhead are stranded on an island.©JOKEDEMO.COM
The redhead looks to the east and says that the shore is about 20 miles away. She swims out 10 miles, but gets tired and drowns.©JOKEDEMO.COM
The brunette also looks to the east, figures the distance to shore is about 20 miles, and starts swimming. She gets 15 miles, but gets tired and drowns.©JOKEDEMO.COM
The blonde figures about 20 miles to the shore also.©JOKEDEMO.COM
She swims 19 miles, to the point where she can barely see the shore, and gets tired. So she swims back.