Answer:
a.
500x+0.04=y
400x+0.05=y
for percentages move decimal to the left twice
Answer:
The rate rate of change of radius is
inches per second when the diameter is 12 inches.
The radius is changing more rapidly when the diameter is 12 inches.
Step-by-step explanation:
Consider the provided information.
A spherical balloon is being inflated at a rate of 3 cubic inches per second.
The volume of sphere is 
Differentiate the above formula with respect to time.

Substitute the respective values in the above formula,


The rate rate of change of radius is
inches per second when the diameter is 12 inches.
When d=16


Thus, the radius is changing more rapidly when the diameter is 12 inches.
12 students are girls and 8 are boys.
Answer:
i think its the 3rd choice
Step-by-step explanation:
i say that bc maybe when u have to go to the right, u divide.
I forgot how u do this srry T-T..
Btw did ur acc get banned..?
Hope this helps
There were 20 people in a bar. 10 people left. Then 4 more people left. 6 people were left