25% of 40 is 10 so it would be $40+10 for the price so that should be 50. Markup=profit/cost*100
Answer:16.5
Step-by-step explanation:
1. Each term in this polynomial has a common factor of
:

2. Not sure what the "vertical method" is, but I would guess it refers to some way of visualizing the distributive property.



3. You can use the same approach as in (2), or recall that
:


4. Recall that a difference of squares can be factored as
. So


1. A
I hope this helped! This is because the division of numbers and factors are equal to this.