So :

?
First, you want to bring everything together on the top of the fraction.
12=24/2 so you can have

Add like terms -- 12 +24 = 36

Now we are at

Which is the lowest possible simplified version while remaining at exact value.
Feel free to check my math! I kinda did this off the top of my head.
3 litres I think
Because it 8 inches is pretty tall
Answer:
third option
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
Well for one b is less than a just look at it.