Matthew made a fruit salad, in which the ratio of blueberries to red grapes is 8: 6. if matthew used 28 blueberries, how many red grapes did he use? [type your answer as a number.]

pls answer fast

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.

How can you use synthetic substitution to tell whether a given binomial is a factor of a polynomial?