Sean started with 15 points during a trivia game. Then, he lost 15 points on one turn and lost an additional 20 points on his final turn. True or false, the number line accurately represents Sean's final score and his final score is -20 points.

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?