Clint is in study skills reading The Hunger Games. After 20 minutes, he is on page 151. After 45 minutes, he is on page 181. How many pages did Clint read before study skills?

Of 400 people at the school carnival, 95% are students and the rest are teachers. a. how many students are at the school carnival? b. if 55% of the students at the school carnival are boys, how many are girls? c. how many teachers are at the school carnival? d. if 35% of the teachers are male and the rest are female, how many female teachers are at the carnival?