For the first one: 1.14
Second one: 3.66
Answer:
$130
Step-by-step explanation:
To find the tip you have to change the percent into a fraction first. Since percent is out of a 100, 25% is 25/100 or 1/4. Multiplying 1/4 by 520 you get 130, which is how much the coach will tip.
The equation is true because both sides are identical.
Answer:
c. C Both a and b can be solved using this inequality