The population of town is increasing by 400 inhabitants each year. if it's population at the beginning of 1990 was 28,852, what was it's population at the beginning of 2000?

Solve the problem by making up an equation. a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 3 times the age of the child?

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.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?