Show twelve in four different ways. use words, pictures, and numbers

Y=4x^2+x-1 solve using quadratic formula

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.

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents