525/1000 = 105/200 = 21/40
Answer:
Step-by-step explanation:

45/x =15/100
Cross multiply
15x=4500
Divide both sides by 15
X=300
300 total cars on parking lot
Answer:
-1
Step-by-step explanation:
-2/3*-3-3
2-3
= -1
Answer:
a is an even number and b is an odd number
Step-by-step explanation:
if a is even and b is even then the sum would be even ex.10+6=16. I'd a and b are both odd the sum would be even ex. 13+9=22. one has to be odd and one has to be even for the sum to be odd ex. 5+4=9