No, 33 is half of 66
66, but isn't there a calculator on every computer?
66½ºN is the Arctic Circle; 66½ºS is the Antarctic Circle.
66 + 66 =132
13.2
.15
50 percent of 66 is the same as saying one half of 66 which is 33.
66
The half-life of the radioactive substance is approximately 33 hours. This can be determined by observing that half of the initial amount decays in 33 hours, and the same applies to subsequent half-lives.
The Equator
66
There are 66 inches in five and a half feet. This can be calculated by multiplying 5.5 feet by 12 inches per foot.