Astudy is to be conducted to determine whether a die is fair. how many degrees of freedom are there for a chi-square goodness-of-fit test? three four five six seven

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra 2 math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this and anther one for days and if i get the 2 questions right i pass the class.

Which of the following is an advantage of pure capitalism

In 2009, roughly of people age 12 or older who did not drink alcohol were current users of illegal drugs. a. 4% b. 10% c. 13% d. 20%