Choose the list that contains all of the possible rational solutions of x4 – x3 – 3x2 – 8x + 20 = 0.

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

If i have one apple and give you the apple, how many apples do i have?

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?