Answer:
Bella can complete work alone in 120 minutes
Step-by-step explanation:
Ana and Bella together can complete the shoveling in 30 minutes.
They can do a part of work in 1 minute = 
Ana can do work alone in 40 minutes
She can do part of work in 1 minute = 
So, Bella can do a part of work in 1 minute = 
= 
Bella can do
part of work in 1 minute
Bella can do whole work in minutes = 120
Hence Bella can complete work alone in 120 minutes
Answer:
2.4
Step-by-step explanation:
132/55=2.4
MA=output force/input force.
100 grmas thats lightwork (no punn intended) =)
Answer:
O is the answer.
Step-by-step explanation: The initial value starts at 0 because the pool is empty.
Would 104/2 work? You get 52 which is the same as 24+28.