Answer:

Step-by-step explanation:
% Increase = Increase/Original value × 100 %
Data:
Latest selling price = $20
-Original selling price = <u>- 16
</u>
Increase = $ 4
Calculations:
% increase = 4/20 × 100 % = 20 %
The percent increase is
.
P equals 7 because 7 people to each table. 42/7=6
Answer: f
Step-by-step explanation:
Answer:
(x-10)(x+10)
Step-by-step explanation:
x^2 – 100
This is the difference of squares
x^2 - 10^2
We know that (a^2 - b^2) = (a-b) (a+b)
(x-10)(x+10)