Answer:
lower quartile: 163  upper quartile: 184
Step-by-step explanation:
1. put the numbers in order from least to greatest. 97, 163, 169, 175, 184, 199
2. find the median. 172
3. find the median of the first 3 numbers to get your Q1. 163
4. find the median of the last 3 numbers to get your Q3. 184
 
        
             
        
        
        
Answer:
Job A, will take 24 hours and Job B, will take 30 hours 
Step-by-step explanation:
12 X 30 = 360 and 15 X 24 = 360