Answer:
45% = 0.45
Step-by-step explanation:
45%
= 
= 0.45
Answer: 18
Step-by-step explanation:
The answer would be s=-60
The amount of pizza Mark would have is

Find the common denominators first. 2/12 + 3/12 = 5/12. Two slices of the 6 slice pizza is 1/3 or 4/12.