5) Tom knows that in his school 10 out of every 85 students are left-handed. There are 391 students in Tom’s school. How many students in Tom’s school are left-handed?

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2