He was there for 3 hours cause 3 x 35 = 105 but 105 + 55 = 160
Answer:

Step-by-step explanation:
Given
--- selected customers
--- those that are expected to use the restroom
--- proportion that uses the restroom
Required

The question illustrates binomial probability and the formula is:

So, we have:




0 has none and 9 has 9 place value i think lol
Your answer would be 14 meters
No, you only reverse the symbol when the divisor is negative