Density is the degree of compactness of a substance. It is the degree of consistency measured by the quantity of mass per unit volume. It is the relationship between the mass of the substance and the amount of space it takes up. I hope it helps.
To find the area, you will need to times the length with the width.
So,
2.25*1.8=4.05 meters
1m=100cm
4.05m=405cm
Hope this helps.
Answer:
It is 0.30 or in words, 30 hundredth.
Step-by-step explanation:
Direct variation is when
is the same for each coordinate.
Indirect variation is when x · y is the same for each coordinate.
11. Answer: Direct Variation
<u>Step-by-step explanation:</u>

12. Answer: Indirect Variation
<u>Step-by-step explanation:</u>

Answer:
y=27x +117
This is because there is only a one time fee of $117 and $27 per month (x)