Ellen has 20 feet of ribbon. She uses 12 feet of ribbon to make pillows. She gives one-fourth of the remaining ribbon to her friend. How many inches of ribbon did Ellen give to her friend?

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28