How to find the number of complex roots, the possible number of real and imaginary roots, the possible number of positive and negative roots and the possible rational roots for a polynomial?

1/5 divided by 2/12?

Jake walked 1 mile in 15 minutes. This week he walked 1 mile in 12 minutes. What is the percent of decrease in Jakes time to walk a mile

Imagine that 200 mice are sent through the maze one at a time. The researchers believed that the probability of a mouse turning left due to the food is 0.7. How many left turns would they expect from 200 mice?

6) What happens to the diameter of the field of view as the magnification increases?

Calculate the following expression. show steps 15/7 - 2/5

Tess has 2 1/2 cups of fruit. how many 3/4 cup servings can she make?

45.701 in expanded form

Mitch Watt is single, claims 4 allowances, and earns $587.94 gross pay each week. If each allowance is $63.46, how much is his taxable income?

A basketball team sells tickets that cost$10,$20, $30 the team has sold 3322 tickets overall. It has sold 191 more $20 tickets than $10 tickets. The total sales are 64, 180. How many tickets of each kind have been sold

A patrolman spends three times as many hours patrolling as she does completing paper work. If she works 36 hours per week, how many hours does she spend patrolling?