Problems 22-28
See Examples 5 and 6 for estimation techniques.
Problem 22a: Think of 50% as 1/2.
Problem 22b: Think of 25% as 1/4.
Problem 23: Think of 10% as 1/10.
Problem 24b: Think of 33 1/3 % as 1/3.
Note: Homework Hints are given only for the levels 1 and 2 problems.