The speed v of a gear varies inversely as the number of teeth t. if a gear that has 42 teeth makes 24 revolutions per minute (rpm), how many revolutions per minute will a gear that has 24 teeth make?

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 solution of this system of equation -7x+y=-20 9x-3y=36

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