Which set of numbers is correctly ordered from greatest to least?

What kind of bond pays interest which is exempt from tax?

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

Evaluate cos2θ for cosθ = square root of 3/2