What is three times the sum of d and p

What is the circumference of the pie

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

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