Formula for area of cylinder: A=2πrh+2πr2
formula for area of prism: T. S. A. =ph+2B
formula for cuboid: SA=2lw+2lh+2hw
The z-score for 5 minutes is found from:
Reference to a normal distribution table shows that the cumulative probability for a z-score of 1.667 is around 0.9522.
Therefore the probability that a conversation lasts for longer than 5 minutes is:
1 - 0.9522 = 0.048 to 3 d.p.
Answer:
Is this just spam?
Step-by-step explanation:
If you need help let me know.
Answer:
7
/8
0.875
Step-by-step explanation:
I would accept the offer. If you count a dollar a second, for 8 hours, you can count up to 8×60×60 or 28800 dollars each day. The 7 days a week part is not needed to calculate since that means you can count for 8 hours for each day of the week. To count 1 billion dollars with 28800 dollars a day, it would take about 34722.22... days to count it all, or about 95.12 years to count every last dollar. The thing is, the question never said I had to count or use it all, so I would use as much as I needed, counted the receipt, and left the rest.