Pls help I will give brainliest . The answer choices are x=45, y=90
x=45, y=25
x=57, y=25
x=57, y=90

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

Me i’m stuck on all these questions besides the two bottom ones

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