Answer:
the top one
Step-by-step explanation:
Answer:
The rate of decrease is: 
Step-by-step explanation:
Given

---- We used minus because the rate is decreasing
Required
Rate of decrease when: 
The volume of the cube is:

Differentiate

Make dV the subject

Divide both sides by dt

Given that:
and 



<em>Hence, the rate of decrease is: 43.2mm^3/min</em>
Answer:
8 cups of water : 1 cup of cleaner
Step-by-step explanation:
To find the ratio, divide one value by the other. 12÷1½=8, so the ratio is 8 cups of water : 1 cup of cleaner.
Answer:
how much is 3 dollars
Step-by-step explanation:
how much is 3 dollars and 3 quarters and two dimes and 1 penny
The correct answer is true