Answer: Annette will take 6 hours to do the entire job alone.
Step-by-step explanation:
Given: Time taken by Kelly to do
of job = 2 hours
i.e. Time for complete job done alone by Kelly =
Rest of work =
of the job
of the complete job done by both Kelly and Annette in 3 hours
Time would be taken by then to do entire job together = 
Let t be the time taken by Annette to do job alone.
Then, as per situation

hence, Annette will take 6 hours to do the entire job alone.
If the mean of the data set is 32.6. Then the number of pages he read in 5 days is 163.
<h3>What is Mean?</h3>
Mean is simply defined as the average of the given set of numbers. The mean is considered as one of the measures of central tendencies in statistics. The mean is said to be an arithmetic mean. It is the ratio of the sum of the observation to the total number of observations.
Han recorded the number of pages that he read each day for five days.
If the mean of the data set is 32.6 pages. Then the total number of the pages he read till now, will be
Let the total number of the pages be x. Then we have

More about the mean link is given below.
brainly.com/question/521501
#SPJ1
36 and 48
a = b+12
a+b = 84
(b+12) + b =84
2b +12 = 84
2b = 72
b= 36
a = b + 12
a = 36 + 12
a = 48
Answer:
180+54sqrt3
You have to use the formula that is contained within the lessons, the answer you should have before you format it like this is: 273.530743609