Answer:

Step-by-step explanation:
The volume of a sphere is given by :

The rate of change of volume means,

We have, 
So,

So, the volume is increasing at the rate of
.
Answer:
42y-48
Step-by-step explanation:
6 x 7
6 x 8
Answer:6
Step-by-step explanation:sorry need brainless. Coins
47.50/10 = 4.75
57/12 = 4.75
76/16 = 4.75
The unit rate is C. $4.75
The last one is correct n>9 and n<7 there should be a line underneath the (<,>) to make it less than or equal to