The number of questions that students answered incorrectly on the last quiz is shown in the dot plot below.

A number line going from 1 to 9. 3 dots are above 1. 1 dot is above 3. 2 dots are above 4. 4 dots are above 5. 2 dots are above 6. 1 dot is above 7. 3 dots are above 9.
Use the dot plot to complete the statements.

The dot plot shows that students answered 4 questions incorrectly on the quiz.

The most frequent number of questions answered incorrectly was .

The data distribution is

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

(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.