Answer:
Step-by-step explanation:
The total number of magnets that Lisa and Bill made for the craft fair is 60.
They sold about 55% of the magnets. The number of magnets that they sold would be about
55/100 × 60 = 0.55 × 60 = 33
If Lisa says that they sold about 30 magnets, she is correct because if we round off 33 to the nearest ten, it would be 30 magnets.
If Bill says that they sold about 36 magnets, he is wrong because if we round off 36 to the nearest ten, it would be 40 magnets.
Answer: 6 x 8=48
Step-by-step explanation:
Answer:

--- Percentage increase
Step-by-step explanation:
Given
Let


So, we have:
--- Monday
--- One month later
Required
The function
The function is represented as:

In
, we have:


Rewrite as:

In
, we have:


Substitute 

Solve for b


Recall that:

Hence, the function is:

To get the monthly percentage increase (r), we have:

Compare to: 
So:

Make r the subject



Express as percentage

