Answer:
4
6
8
9
10
12
14
Step-by-step explanation:
any number that is not a prime number
The balloon has a volume
dependent on its radius
:

Differentiating with respect to time
gives

If the volume is increasing at a rate of 10 cubic m/s, then at the moment the radius is 3 m, it is increasing at a rate of

The surface area of the balloon is

and differentiating gives

so that at the moment the radius is 3 m, its area is increasing at a rate of

Answer:
c
Step-by-step explanation:
Answer:
45
Step-by-step explanation:
200 divided by 2 = 100-55=45