1. 95-87 = 8 /2 = 4
2. 91 - 82 = 9 /2 = 4.5 =5
3. 91 - 87 = 4
4. B 1 times
Answer:
Reference The length of time Y necessary to. ... construction of houses has an exponential distribution with mean 10 hours. The formula C = 100 + 40Y + 3Y 2 relates the cost C of completing this operation to ... Find the mean and variance of C. ... The length of time necessary to complete a key operation in the construction of ...
Step-by-step explanation:
Answer: $2.26
10% of $52.50 is 5.25. Then, $52.50-$5.25 is $47.25. $49.99-$47.25 is $2.26