Answer:
0.750714286
Step-by-step explanation:
Assuming the coin is fair, probability of getting one tail is 50%, probability of getting two tails in a row is 50%*50% = 25% or 1/4
I think the answer is 56.81 seconds, the best time would just be the shortest time
6x plus 3x plus 4 minus 2
Answer:
The awnser is C
Step-by-step explanation: