Find each percent of change. Round to the nearest whole percent. State
whether the percent of change is an increase or decrease.
1. $12 to $6

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

How do you find p(a and b) if a and b are independent events for two or more actions, such as tossing a coin twice and finding p(heads and heads)? 2. how do you find p(a or b) if a and b are independent events for one action, such as spinning a four-color spinner once and finding p(red or blue)?

Is a triangle with sides of length 6ft, 21 ft, 23 ft. a right triangle?