Answer:
Step-by-step explanation:
the lines weren't really clear so sorry if its a bit messy
Price per hour of first case :
( Here, a is number of hours )
Price per hour of second case :
( Here, b is number of hours )
Let, after x hours both company charges the same.

Hence, this is the required solution.
Answer:
v=1.0046196
Step-by-step explanation:
Composite because it can go into 2 and other numbers
Solution :
Here we can use the Binomial distribution, as there are only two possible outcomes.
The given data:
n = 150
q = 98%
= 0.98
p = probability of not finding relief = 1 - 0.98
= 0.02
A). The number of the individuals who do not find any relief from sinusitis is :
E(x) = np
= 150 x 0.02
= 3
B). The uncertainty of my estimate is = 

= 1.716