When finding the domain of rational and square root functions, how do you know when to plug in numbers to see if points will be positive and negative and when you don't have to?

The table shows the cost of several bunches of bananas. what equation can be used to represent the cost c of a bunch that weights p pounds?

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.

Adistribution has the five-number summary shown below. what is the third quartile, q3, of this distribution? 22, 34, 41, 55, 62