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>
Bc there ia a 60% chance of winning so the chance of not winning is 100%-60%= 40%.
Answer:8.76712328...%
Step-by-step explanation:
1.Find the increase in students. 397-365=32
2. Take the ratio and put it into percent. 32/365=x/100
3. Cross multiply. 32 x 100=365x
4.Solve. X=8.76712328...%
It is repeating forever like this.
8.767123287671232876712328
Answer:
1
Step-by-step explanation:
[(21+6)-3^2] / 9*2
[27-3^2] / 9*2
[27 - 9] / 9*2
18 / 9*2
18 / 18
1
Answer:
A. 5 is the base
D. 12 is the exponent and tells us how many times we should multiply 5 by itself
Step-by-step explanation:
The given expression is

This is a number written in an index notation.
The base is 5.
The exponent is 12.
The exponent tells us how many times the base multiplies itself.
Therefore
means, 5 multiplies itself 12 times.
Options A and D are correct.