What is the next number in series 3 6 4 8 6 12 10

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.

Find the area of the unshaded square

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?