The government mint claims that at least 77% of the public is against changing dollar coins for dollar bills. In a survey of 800 people, 550 said they were opposed to the change. At the 5% level of significance, test the mint’s claim

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?

How do you write a paragraph proof to prove that the corresponding angles shown are congruent

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days