(15-9)*5= 30
The answer is 30
Answer: the third one
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given that,
The dimensions of an aquarium are 61 cm long, 30.5 cm wide, and 30.5 cm high.
The tank is filled to 80% capacity with water.
We need to find the water needed for this tank.
The volume of cuboid is given by :

As it is filled to 80% capacity, so,

So,
of water is needed for this tank.
G(x)=1
-3x2+18x+2
-6+18+2
6+2
8
Answer:
13.13
Step-by-step explanation:
5.25 x 100/40 is 13.125 which rounds up to 13.13