If Ann cleans in 12 hours then she cleans

of the apartment per hour. Similarly Liz cleans

of the appartment per hour. So together then can clean

of the apartment for hour. Therefor it will take them

hours to clean.
The general formula

can be used as a check if needed.
Answer:
jjjjjjjjjjjjjjjjjjjjj
Step-by-step explanation:
Answer:
C. the mean increases more
Step-by-step explanation:
the mean is more affected by outliers because it is an average of all the numbers.
Answer:
A is your answer.
Step-by-step explanation:
Annual Percentage Rate (APR) includes the interest rate plus any fees. So if you choose the lowest APR, you will have chosen the lowest interest with any fees.
Answer:
A. 8π / 3
Step-by-step explanation: