Can anybody help I will mark brainlist

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.

Need on this geometry question. explain how you did it.

What is the frequency of the sinusoidal graph?