131.3312, and if rounded 131
Answer: 0.0546875
Step-by-step explanation:
The number of times the coin landing head 8 out of 10 is simply:
C(10, 8)/2^10. At least 8 means, 8 or more. Since the events here are dependent on themselves the answer would be:
[ C(10, 8) + C(10, 9) + C(10, 10) ] / 2^10 = 56/1024 = 0.0546875
Step-by-step explanation:
Check second one

- 1/2 means square root

So



Hence.
Domain is restricted
Option B is correct
12mi / (3/4) hours = 1mi / ? Hours. Set up this proportion and cros multiply to find ?