Solve the following proportions. Express the answer as fractions/mixed numbers.
1. x/4 = 40/60
2. 13/58 = y/36
3. 42/46 = 50/m
4. 78/n = 56/62
5. 17/18 = 21/x

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

According to the data set, where should the upper quartile line of the box plot be placed?

Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.